March 22, 2006




Reference  is  made  to recent conversations in which certain representatives of
Gulf United Energy Inc  (GLFE),  and of Cia. Mexicana de Gas Natural, S.A. de
C.V.(CMGN), have expressed their interest in entering  into  a  Joint  Venture
Agreement  (as  such  term  is defined hereunder) in terms consistent with those
herein  set forth, subject to  the  prior  fulfillment  of  certain  conditions,
including  (i)  the respective approval of the Board of Directors of each of the
Parties (as this  term  is hereinafter defined), and (ii) except where otherwise
expressly set forth herein, the negotiation and, if applicable, the execution of
the pertaining definitive legal instruments.

Except for those expressly agreed herein, the rights and obligations of GLFE and
of  Cia. Mexicana de Gas  Natural,  S.A.  de  C.V.  (or  their  corresponding
successors  and  assigns)  in regard to the Transaction will be set forth in the
Joint Venture Agreement (as such term is defined below).


1.     CERTAIN DEFINED TERMS.

For purposes of this letter  of  intent  the  following terms, when written with
initial capital letters, shall have the meaning set forth below unless otherwise
is expressly indicated:



"AFFILIATE"    In reference to a Person ("Person `A'"),  means  any  Person which Controls Person "A", Controlled by Person "A", or
               under common Control with Person "A".
            
"CMGN"         Means "Cia. Mexicana de Gas Natural", S.A. de C.V., and includes its successors and assigns.
"CONFIDENTIAL  Means that information provided by one Party to the other pursuant to this LOI, and includes (i) all information and
INFORMATION"   documentation which shall have been supplied by or on behalf  of  the  Disclosing  Party  to  the  Receiving  Party,
               regardless  of  the  identity  of  the owner of such information and (ii) such information which the Receiving Party
               shall have developed by means of utilizing the information or documentation provided by the Disclosing Party.
"CONTROL"      Means (i) the holding of a Person of  more  than  50%  (fifty  per  cent)  of  all  securities representative of the
               shareholder's equity, with full voting rights, of another Person; (ii) the right of a Person to appoint the majority
               of  the  members  of the Board of Directors or similar body responsible for the overall  administration  of  another
               Person, or (iii) the  right  of  a Person to veto the resolutions of the Board of Directors or of the Equityholders'
               Meeting (or bodies similar to the foregoing) of another Person.
"DISCLOSING    Means that Party which discloses or provides Confidential Information to the other Party.
PARTY"
"DOLLARS" OR   Means legal currency of the United States of America.
"US$"
"FISCAL YEAR"  Means a calendar year, pursuant to Mexican tax law.
"GLFE"         Means Gulf United Energy Inc, and includes its successors and assigns.
"JOINT VENTURE Means the definitive agreement which  shall  document the rights and obligations of each of the Parties in regard to
AGREEMENT"     the incorporation, governance and capitalization of each of the JV Entities, and includes all instruments related to
               such definitive agreement which, if applicable, shall be negotiated and executed pursuant to this LOI.
"JV ENTITY"    Means a Mexican limited liability company of variable  capital,  which  shall be Controlled by CMGN, and which shall
               have an equity participation of up to 50% in each Project Company, to be incorporated by the Parties pursuant to the
               Joint Venture Agreement.
"LNG"          Means liquefied natural gas.
"LOI"          Means this letter of intent.
"MEXICO"       Means the United Mexican States.
"PARTIES"      Means GLFE and CMGN, together.
"PARTY"        Means GLFE or CMGN, indistinctively.
"PERSON"       Means any natural or legal person, joint venture, trust, or any other entity or organization, including a government
               or any entity or political subdivision of a government or any agency thereof, of any nationality.
"PIPELINE SPC" Means  the  Mexican  limited liability company of variable capital, in which  a  JV  Entity  shall  have  an  equity
               participation of up to 50%, through which the Pipeline will be developed, owned and operated.
"PIPELINE"     Means an open access natural  gas  transportation  system, with the preliminary characteristics indicated in Exhibit
               "A" hereto.
"PROJECT       Means each of the Terminal SPC and the Pipeline SPC, indistinctively.
COMPANY"
"PROJECT       Means that Person which shall hold at least a 50% equity participation in each of the Project Companies.
PARTNER"
"PROJECT"      Means:
               (i)  the construction, financing, ownership and operation of the Pipeline, and
               (ii) the construction, financing, ownership and operation of the Terminal.
"RECEIVING     Means that Party which receives Confidential Information from the other Party.
PARTY"
"TERMINAL SPC" Means the Mexican limited liability company of variable  capital,  in  which  a  JV  Entity  shall  have  an  equity
               participation of up to 50%, through which the Terminal will be developed, owned and operated.
"TERMINAL"     Means  an  open  access  LNG  storage and regasification facility, with the preliminary characteristics indicated in
               Exhibit "B" hereto.
"TRANSACTION"  Means the undertaking by each of the Parties of all legal and de facto actions which are necessary or convenient for
               the execution of the Joint Venture Agreement and the subsequent incorporation of the JV Entities, taken as a whole.


1.1.   The foregoing defined terms shall apply to the singular or plural number,
       and  the  feminine  or  masculine   form   of   the   applicable   terms,
       indistinctively.

1.2.   All references to Sections and paragraphs shall be understood to be  made
       to Sections and paragraphs of this LOI.


2.     OBJECTIVE OF THE TRANSACTION.

2.1.   The  objective  of  the  Transaction  is  the  negotiation  and  eventual
       agreement  upon  the terms and conditions of the Joint Venture Agreement,
       including the execution  of  such instrument as set forth herein, and the
       subsequent incorporation of the JV Entities.

2.2.   For purposes of the foregoing,  the  Parties hereby acknowledge and agree
       that, as of the date of execution of this LOI:

       2.2.1 some (but not all) permits necessary  or convenient for the Project
             have been obtained by an Affiliate of CMGN, as previously presented
             to GLFE or its corresponding Affiliate,  and  shall  require  to be
             duly  assigned  to  the  applicable Project Company, with the prior
             approval of certain Mexican  authorities,  as set forth in relevant
             Mexican law;

       2.2.2 CMGN,  through  its  Affiliates,  is  elaborating  and  negotiating
             additional  application  filings  and  agreements,   necessary   or
             convenient,  for  the initial stages of the Project. In such regard
             CMGN, through its Affiliates,  has  incurred  in  the  costs as set
             forth in paragraph 3.1;

       2.2.3 CMGN  is  finalizing  its  agreement  with  the Project Partner  in
             respect to the rights and obligations of each  of  the foregoing in
             regard to the incorporation, governance and capitalization  of  the
             Project Companies, and

       2.2.4 the Project Companies are yet to be incorporated.




                                       3


2.3.   Notwithstanding  the  foregoing, CMGN and the Project Partner have agreed
       that  the  Project  Partner's  participation  in  the  Project  shall  be
       conditioned upon CMGN's permanent Control of any other Person which shall
       hold up to 50% in each of the Pipeline SPC and the Terminal SPC.


3.     INCURRED PROJECT COSTS AND COST ESTIMATES FOR FISCAL YEARS 2006 AND 2007.

3.1.   CMGN has incurred the  following costs in regard to the initial stages of
       the Project during Fiscal  Years 2003 to 2005, as previously presented to
       GLFE or its corresponding Affiliate:

       3.1.1 with respect to the Pipeline,  a  total  amount of US$4,064,301.00,
             and

       3.1.2 with respect to the Terminal, a total amount of US$432,000.00.

3.2.   CMGN estimates that during Fiscal Years 2006 and 2007, the initial stages
       of the Project shall require additional disbursements,  in  the following
       amounts, as previously presented to GLFE or its corresponding Affiliate:

       3.2.1 for the construction of the Pipeline, US$1,924,635.00, and

       3.2.2 for the construction of the Terminal, US$4,990,200.00.

3.3.   Both  Parties  acknowledge  and  agree  that  the  amounts  set forth  in
       paragraph  3.2  are  reasonable estimates, but as such may be subject  to
       reasonable variations  according  to  the  actual investment needs of the
       Project during Fiscal Years 2006 and 2007, as  such  variations  shall be
       informed to GLFE by CMGN pursuant to Section 5.


4.     BASIC CONDITIONS APPLICABLE TO GLFE'S PARTICIPATION IN THE JV ENTITIES.

4.1.   Promptly  after  the  completion  of  the  Transaction, the Parties shall
       incorporate two JV Entities, each of which shall  have  an initial equity
       participation of up to 50% in each of the Project Companies.

4.2.   GLFE shall have an initial equity participation of 24% in each JV Entity,
       equivalent  to an initial indirect participation of 12% in  each  of  the
       Project Companies.

4.3.   In exchange for the above referred equity participation, GLFE shall:

       4.3.1 upon execution  of this LOI by both Parties, pay CMGN the amount of
             US$200,000.00,  to  be  deposited  in  the  account  set  forth  in
             paragraph 12.3:

             (i)    such amount  corresponds to a fraction of the pro-rata (12%)
                    participation  of  GLFE  in  the  costs  incurred by CMGN in
                    regard to the Project during Fiscal Years  2003  to 2005, as
                    set forth in paragraph 3.1, and




                                       4


             (ii)   this   amount   shall  be  reimbursed  to  GLFE  should  the
                    Transaction not be  completed  within  the term set forth in
                    paragraph 9.1 herein, unless such period  is extended by the
                    written agreement of the Parties;

       4.3.2 upon completion of the Transaction:

             (i)    pay CMGN the amount of US$339,556.12, to be deposited in the
                    account  set  forth  in  paragraph  12.3. This amount  shall
                    account  for  the complete pro-rata (12%)  participation  of
                    GLFE in the costs  incurred by CMGN in regard to the Project
                    during Fiscal Years  2003 to 2005, as set forth in paragraph
                    3.1, and

             (ii)   contribute to the JV Entities  an  initial additional amount
                    of US$829,780.00, which amount corresponds  to  12%  of  the
                    initial  stages   estimated development costs of the Project
                    for Fiscal Years 2006  and  2007,  as set forth in paragraph
                    3.2;

       4.3.3 within  15 days after the date of completion  of  the  Transaction,
             transfer  to  CMGN (or an Affiliate thereof, as designated by CMGN)
             300,000 restricted  shares  representative of the equity capital of
             [Company]. Neither all nor any  fraction  of  such  shares shall be
             transferred  by  CMGN  (or  its  corresponding Affiliate)  until  a
             holding period of 24 months counted  from  the  date of transfer by
             GLFE to CMGN (or its corresponding Affiliate) as  set forth herein,
             shall have expired.

4.4.   Upon  payment  of  the amount referred to under paragraph 4.3.2(i),  CMGN
       shall cause each of the Joint Venture Entities to:

       4.4.1 record  a total  initial  equity  contribution  in  the  amount  of
             $539,556.12  in  favor  of GLFE, as may be applicable in each Joint
             Venture  Entity,  which  shall   correspond   to  GLFE's  pro  rata
             participation in the amounts set forth in paragraph 3.1, and

       4.4.2 issue  the  corresponding  equity interests representative  of  the
             equity capital of each of the Joint Venture Entities, to GLFE.

4.5.   Upon contribution of the amount referred  to  under  paragraph 4.3.2(ii),
       CMGN  shall  cause  each  of  the  Joint  Venture  Entities to  record  a
       contribution for future capital increases in the amount  of US$829,780.00
       in  favor  of  GLFE,  as may be applicable in each Joint Venture  Entity,
       which shall correspond  to  GLFE's  pro rata participation in the amounts
       set   forth  in  paragraph  3.2.  The  corresponding   equity   interests
       representative  of  the  equity  capital  of  each  of  the Joint Venture
       Entities  shall  be  issued  to GLFE promptly after the respective  Joint
       Venture  Entity's  Equity  Holders'   Meeting  shall  have  approved  the
       pertaining equity capital increases.

4.6.   Notwithstanding the foregoing, the definitive  terms of the Joint Venture
       Agreement  and  the  execution  of  such shall be subject  to  the  final
       approval  of  the  Board  of  Directors  of   each   of  GLFE  and  CMGN,
       respectively.





                                       5


5.     ADDITIONAL COMMITMENT OF CMGN.

5.1.   From the date of completion of the Transaction, CMGN shall  inform  GLFE,
       in  writing, of all decisions adopted by (i) CMGN and the Project Partner
       (prior   to   the  incorporation  of  each  the  Project  Companies),  or
       alternatively (ii)  by  the  Board  of  Directors  or  the Equityholders'
       Meeting  (or  bodies  similar  to the foregoing) of each of  the  Project
       Companies  (from  the  date  of incorporation  of  each  of  the  Project
       Companies) in regard to the Project,  promptly after such decisions shall
       have been adopted.

5.2.   The commitment of CMGN pursuant to paragraph  5.1  shall be additional to
       any  and all obligations applicable to the provision  of  information  to
       equityholders of a company pursuant to Mexican law, and shall be included
       in the Joint Venture Agreement.


6.     FEES.

6.1.   Each Party shall pay the fees of the consultants each one of them retains
       in regard  to  the  Transaction, including legal and accounting fees, and
       those of any other adviser.

6.2.   Fees attributable to  services provided to both Parties, if any, shall be
       paid by each of them in the respective proportions as may be agreed upon,
       provided that in the absence  of such agreement the pertaining fees shall
       be paid equally by both Parties.


7.     CONFIDENTIALITY.

7.1.   During the term of this LOI and  for  a  period  of  five years after its
       termination, irrespective of the reason for such termination,  each Party
       shall  (i)  keep  all  Confidential  Information  confidential,  and (ii)
       abstain  from disclosing or distributing Confidential Information to  any
       third party,  without the prior written consent thereof of the Disclosing
       Party.

7.2.   Notwithstanding  the  foregoing, the provisions of this Section shall not
       apply to (i) public information,  provided  that such information did not
       become public by reason of breach of the provisions  of  this  LOI;  (ii)
       information that shall have been obtained by one of the Parties prior  to
       its  disclosure  by the other Party, provided that the obtainment of such
       information did not  imply  the  breach  of a confidentiality obligation;
       (iii) information obtained from third parties  with  a  right to disclose
       such information without breach of a confidentiality obligation, and (iv)
       information which should be disclosed pursuant to applicable law or to an
       order issued by judicial or governmental authorities, provided  that (aa)
       the  non-disclosure  of  such  information  by  the Receiving Party shall
       subject  such Party to civil, criminal or administrative  penalties,  and
       that (bb) the Receiving Party notifies the Disclosing Party regarding the
       former's  receipt   of   the  order  that  compels  it  to  disclose  the
       Confidential Information,  as  soon  as the Receiving Party receives such
       order, in order for the Disclosing Party  to  timely object the requested
       disclosure by all means legally available for such purposes.



                                       6



7.3.   Notwithstanding the provisions of paragraph 7.1, the Parties may disclose
       Confidential  Information  to its representatives,  directors,  officers,
       employees,  Affiliates, agents,  subcontractors  and  advisers  that  (i)
       should be informed  of such Confidential Information, and (ii) shall have
       been informed of the  restrictions  set  forth in this LOI regarding such
       Confidential Information and accept to abide  by  them  as if they were a
       party   hereto   and   shall   have   previously  executed  all  required
       confidentiality or otherwise non-disclosure agreements.

7.4.   All press releases, notices and other announcements  or publications that
       the  Parties  wish,  allow  or  encourage  to  be  made,  which   contain
       information  related  to  this  LOI  or the Transaction, shall have to be
       approved by the other Party prior to their  distribution  or publication.
       Approval thereof, by either party, shall not be unreasonably withheld.

7.5.   The  disclosure of this LOI and its contents by GLFE, in the  event  such
       disclosure is necessary to any competent authority pursuant to applicable
       law, shall  not  be considered a breach of the provisions of this Section
       7, provided that:

       7.5.1 all measures  are  thereby taken to preserve the confidentiality of
             that information the  disclosure  of which would, at the reasonable
             discretion  of  CMGN,  hamper  the  Project,   its  development  or
             prospects, or CMGN's (or its corresponding Affiliate's)  agreements
             with the Project Partner in regard to the Project, and that

       7.5.2 all press releases, notices and other announcements or publications
             that  GLFE (or its applicable Affiliate) shall make, which  contain
             information related to this LOI or the Transaction, shall have been
             approved by CMGN prior to their distribution or publication.

7.6.   The disclosure  of  this  LOI and its contents by CMGN, in the event such
       disclosure is necessary to any competent authority pursuant to applicable
       law, shall not be considered  a  breach of the provisions of this Section
       7, provided that:

       7.6.1 such disclosure is made to any  competent  authority of Mexico with
             jurisdiction over the Project or any portion thereof, and that

       7.6.2 GLFE shall have approved the corresponding notice should it contain
             information related to GLFE, prior to its disclosure.

7.7.   Each  of  the  Parties  acknowledges  and  agrees  that all  Confidential
       Information  that  the  other  Party provides it pursuant  to  this  LOI,
       thereby including technical, commercial  and  otherwise  information,  as
       well  as all the information that any of the Parties develops by means of
       the information so provided, shall be the sole property of the Disclosing
       Party,  but  may be utilized by the Receiving Party in order to negotiate
       and agree, if  applicable, the terms of the Joint Venture Agreement. Upon
       termination of this LOI, regardless of the cause for such termination, if
       so requested by  the  Disclosing Party, the Receiving Party shall deliver
       to the Disclosing Party all copies of the Confidential Information in its
       possession or, alternatively,  shall  certify  to the satisfaction of the
       Disclosing Party that such copies have been totally  destroyed  and  made
       unusable.



                                       7




8.     EXCLUSIVITY.

Upon execution of this LOI and during the term hereof, but except with the prior
authorization thereof by CMGN, GLFE shall abstain from the following:

8.1.   undertaking  any  negotiations  related to the pipeline transportation of
       natural gas or to the storage of  LNG, in both cases within the states of
       Yucatan and Quintana Roo, Mexico,  with  Persons  other than CMGN, its
       advisers, representatives, consultants or agents, and from

8.2.   accepting, analyzing, inducing, publicizing or negotiating offers from or
       with Persons other than CMGN, its advisers, representatives,  consultants
       or agents, which purpose are the actions referred to under paragraph  8.1
       above.


9.     TERM.

9.1.   It  is the intent of the Parties to conclude the negotiations referred to
       herein,  and  to complete the Transaction, within a term of 60 days after
       the date of execution of this LOI; therefore, this instrument shall be in
       full force and  effect  during  the  period  counted  from  the  date  of
       execution  of  this  LOI  to  the  date of execution of the Joint Venture
       Agreement, if applicable.

9.2.   If  the Transaction should not be completed  within  the  above  referred
       period,  but  except  if  the  term of this LOI shall have been expressly
       extended by the written agreement  of  the  Parties,  this  LOI  shall be
       terminated,  without  any  responsibility for the Parties thereof, except
       for  the  provisions  of  Section   7  above,  which  shall  survive  the
       termination of this instrument.

9.3.   None of the Parties shall incur in any  liability  or obligation by means
       of  the  expression of interest set forth herein and no  Party  shall  be
       obligated to the other unless and until the Transaction is duly completed
       (except for the provisions of paragraph 4.3.1 and Section 7 herein).


10.    TERMINATION.

10.1.  This LOI shall  be  terminated without any responsibility for the Parties
       thereof (except for the  provisions  of  Section  7  above,  which  shall
       survive  the  termination  of this instrument, and for those of paragraph
       10.2, which grant specific rights  to CMGN) upon the occurrence of any of
       the following:

       10.1.1should GLFE not pay CMGN the amount  mentioned  in paragraph 4.3.1,
             as set forth therein;

       10.1.2should  any  competent  authority request, instruct  or  order  the
             termination of the negotiations  related  to  the  execution of the
             Joint  Venture Agreement, or if such execution is obstructed  by  a
             competent authority;




                                       8


       10.1.3should any  of  the  Parties breach the provisions of Section 7, or
             should GLFE breach the provisions of Section 8 of this LOI;

       10.1.4should the Transaction  not  be  completed within a term of 60 days
             after the date of execution of this  LOI,  unless  such  period  is
             extended by the written agreement of the Parties, or

       10.1.5should any of the Parties:

             (i)    become  insolvent  or incapable to pay its debt when due, or
                    request   or  accept  the   designation   of   a   receiver,
                    administrator,   liquidator   or   trustee,   or  such  were
                    designated or would take possession of a Party  or of all or
                    a substantial part of its assets and liabilities;

             (ii)   or  all  or a substantial part of its properties, assets  or
                    income be  subject  to a bankruptcy, suspension of payments,
                    liquidation, dissolution or otherwise similar procedure;

             (iii)  undertake or agree to  a general assignment on behalf of its
                    creditors, or

             (iv)   should a Party threaten in writing to suspend its operations
                    or a substantial part of such.

10.2.  Should CMGN terminate this LOI pursuant  to  paragraphs 10.1.3 or 10.1.5,
       for  reason  of  GLFE's  actions, then CMGN shall  not  be  obligated  to
       reimburse GLFE the amounts paid pursuant to paragraph 4.3.1.


11.    NO WAIVER.

Should any of the Parties decide  not  to enforce the provisions of Section 7 or
Section 8 herein, the foregoing shall not  be construed as a waiver or otherwise
renunciation by such Party to demand the compliance of the pertaining obligation
by the other Party.


12.    NOTICES.

12.1.  Any notice to be delivered by one Party to the other pursuant to this LOI
       shall  be  in writing and sent to the other  Party,  by  courier  (return
       receipt requested),  facsimile  ("fax") (receipt confirmed), or delivered
       personally, and shall be deemed to  be received when effectively received
       by the addressee. All notices shall be sent to the following addresses of
       the Parties:

       12.1.1IF TO GLFE:
             5858 Westheimer Suite 850
             Houston, Texas 77057

             Fax: 713-621-7500

             At'n: Don Wilson



                                       9



       12.1.2IF TO CMGN:
             Pedro Luis Ogazon 59
             Colonia Guadalupe Inn
             01100 Mexico, D.F.
             Fax: (+52-55) 5148-6701

             At'n: Manuel Calvillo Alvarez

12.2.  If one of the Parties should change its  address as set forth above, such
       Party shall notify the other Party of such  circumstance  as  provided in
       this  Section,  as  soon  as  such change occurs. The Parties agree  that
       unless a change of address has  been notified to the other Party pursuant
       to this Section, all notices sent  to  the  above  addresses  or  to that
       notified  to  the  other  Party  as  set forth herein, shall be valid and
       effective.

12.3.  All payments to be made to CMGN pursuant  to  this LOI shall be deposited
       in the following account:

       Cia. Mexicana de Gas Natural, S.A. de C.V.
       Banco Santander Central Hispano International
       ABA 066010597
       Account number 124006903
       Client number 26905
       Miami, Florida, USA.


13.    ASSIGNMENT.

The rights and obligations of the Parties pursuant to  this  LOI may be assigned
by  the  Parties  to any of their corresponding Affiliates, with  prior  written
notice thereof to the other Party.


14.    APPLICABLE LAW AND ARBITRATION.

14.1.  This LOI shall  be  governed and construed in accordance with the laws of
       Mexico.

14.2.  Any dispute, controversy  or  claim arising out of, or in relation to, or
       in  connection  with,  this  LOI shall  be  resolved  by  an  arbitration
       tribunal, which arbitration tribunal  shall  act  in  accordance with the
       rules  of  Conciliation and Arbitration of the International  Chamber  of
       Commerce (the  "ARBITRATION  RULES"),  applying the laws of Mexico to the
       substance of the controversy.

14.3.  The  arbitration tribunal shall be composed  of  three  arbitrators,  one
       designated by each Party and a third one, who shall preside the tribunal,
       to be  appointed  by  the International Chamber of Commerce in accordance
       with the Arbitration Rules.  The  arbitration  tribunal  shall resolve by
       majority vote of the arbitrators.

14.4.  The  Arbitration  shall  be held in Mexico City, Mexico. The  arbitration
       proceeding shall be conducted  in both the Spanish and English languages;
       any procedure not



                                       10


       determined under the Arbitration Rules shall be determined by the laws of
       Mexico and therefore consequential,  punitive  or  other  similar damages
       shall not be allowed.


15.    ORIGINALS.

This LOI shall be executed in two originals, each one of them, when so executed,
shall be considered an original but both of them shall constitute  one  and  the
same instrument.

                [REST OF PAGE HAS BEEN INTENTIONALLY LEFT BLANK.
                           SIGNATURE PAGE TO FOLLOW.]



                                       11



Should the terms of this LOI merit your conformity, we respectfully request that
this  document be executed in one of the originals sent, returning the other one
to us, duly executed, in order for this instrument to be binding and enforceable
among the Parties.

Sincerely,

 Cia. MEXICANA DE GAS NATURAL, S.A. DE C.V.



 /S/ FERNANDO CALVILLO ALVAREZ
- -----------------------------------------------
 By:    Fernando Calvillo Alvarez
 Title: Chairman.


In agreement:

 GULF UNITED ENERGY INC



 /S/  BRUNO FRUSCALZO
- ------------------------
 By:    Bruno Fruscalzo
 Title:    Director




                                       12





EXHIBIT A




                                                                       

                1        2         3         4         5         6         7         8         9       10     11
              FEB-06    MAR-06    APR-06    MAY-06    JUN-06    JUL-06    AUG-06    SEP-06    OCT-06 NOV-06 DEC-06
  $2,036,000
                               $380,000  $276,000  $276,000  $276,000  $276,000  $276,000  $276,000
    $260,000
                               $130,000  $130,000
    $167,200                    $60,000   $26,800   $26,800   $26,800   $26,800
    $174,000                              $36,000   $18,000
                               $120,000
    $222,000                              $98,000   $62,000   $62,000
    $480,000                                                  $30,000   $30,000   $30,000   $30,000
                                         $180,000  $180,000
    $204,000                    $60,000   $36,000   $36,000   $36,000   $36,000
    $480,000                    $80,000   $80,000   $80,000   $80,000
                     $160,000
    $190,000                    $65,000   $65,000   $30,000   $30,000
    $144,000          $48,000   $48,000   $48,000
    $555,000
                                                             $180,000  $125,000  $125,000  $125,000
  $4,912,200   $-                                                                                     $-     $-
                     $208,000  $943,000  $975,800  $708,800  $720,800  $493,800  $431,000  $431,000








EXHIBIT B



                                                                              Project expenses worksheet
                                                                                    
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                       Ver: 2.0

                                    PROJECT DEVELOPMENT EXPENSES SUMMARY
                                               YEARLY EXPENSES
                                             REAL AND PROJECTED







     YEAR                                                                         TOTAL

     2003 - 2004      - SPENT-                                                    1,479,441

     2005             - SPENT-                                                    2,584,860

     2006             - PROJECTED -                                               1,924,635

     TOTAL PROJECT EXPENSES PRIOR TO CONSTRUCTION                                 5,988,936



















                                                  Prepared Approved   Term
                                                    SUM      MCA    2003/2006









                                                                             Project expenses worksheet
                                                                                   
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                      Ver: 2.0

                                  PROJECT DEVELOPMENT EXPENSES 2003 - 2004
                                       COMISION REGULADORA DE ENERGIA
                                     CRE PERMIT PREPARATION & SUBMITION

     CONCEPT                                 HRS         USD/HR      TOTAL
     LEGAL
      Legal Work                             600          165         99,000
      General Terms and Conditions           760          165        125,400
      Follow up                              260          165         42,900
     TECHNICAL
      Hydraulic Model                                                 65,000
      Preliminary Topographics               480           85         40,800
      Preliminary Engineering                460           18          8,280
      Costs Calculation                      275           60         16,500
     ECONOMIC
      Rates Calculation                      386           95         36,670
      Economic Models                        460           95         43,700
      Proformas                              430           95         40,850
     PERMITS
      CFE ROW agreement                                              400,000
     TRAVEL EXPENSES                                                 176,526
     COMUNICATIONS                                                    26,500
     INDIRECT COSTS                          15%                     164,344

     TOTAL COST                                                    1,286,470
     VAT                                     15%                     192,971


     TOTAL COST INCL. VAT                                          1,479,441






                                          Prepared      Approved     Term
                                             SUM          MCA      2003/2004


					2






                                                                 Project expenses worksheet
                                                                              
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado           Ver: 3.0

                                                                 SPENT   MONTHLY ACCUMULATED
                                                        TOTAL    MARCH   ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   19,780   8.00%       8.00%

     Environmental Risk Study preparation
     Total for this permit                              140,000            0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000            0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000            0.00%       0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050            0.00%       0.00%

     Accidents prevention program
     Total for this permit                               20,700            0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600            0.00%       0.00%

     Land use permit
     Total for this permit                               22,425            0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000            0.00%       0.00%

     TOTAL COST FOR PERMITS                             809,025   19,780

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538            0.00%       0.00%

     AERIAL PHOTOGRAPH                                  261,763            0.00%       0.00%

     TOTAL EXPENSES MARCH 2005                                    19,780


                                                      Prepared  Approved  Term
                                                         SUM      MCA    Mar-04


					3






                                                                 Project expenses worksheet
                                                                              
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado           Ver: 3.0

                                                                 SPENT   MONTHLY ACCUMULATED
                                                        TOTAL    APRIL   ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   14,835   6.00%      14.00%

     Environmental Risk Study preparation
     Total for this permit                              140,000            0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000            0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000            0.00%       0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050            0.00%       0.00%

     Accidents prevention program
     Total for this permit                               20,700            0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600            0.00%       0.00%

     Land use permit
     Total for this permit                               22,425            0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000            0.00%       0.00%

     TOTAL COST FOR PERMITS                             809,025   14,835

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538            0.00%       0.00%

     AERIAL PHOTOGRAPH                                  261,763            0.00%       0.00%

     TOTAL EXPENSES APRIL 2005                                    14,835

                                                      Prepared  Approved  Term
                                                         SUM      MCA    Apr-04



					4






                                                                 Project expenses worksheet
                                                                              
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado           Ver: 3.0

                                                                 SPENT   MONTHLY ACCUMULATED
                                                        TOTAL     MAY    ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   19,780   8.00%      22.00%

     Environmental Risk Study preparation
     Total for this permit                              140,000            0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000            0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000            0.00%       0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050            0.00%       0.00%

     Accidents prevention program
     Total for this permit                               20,700            0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600            0.00%       0.00%

     Land use permit
     Total for this permit                               22,425            0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000            0.00%       0.00%

     TOTAL COST FOR PERMITS                             809,025   19,780

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538            0.00%       0.00%

     AERIAL PHOTOGRAPH                                  261,763            0.00%       0.00%

     TOTAL EXPENSES MAY 2005                                      19,780

                                                      Prepared  Approved  Term
                                                         SUM      MCA    May-04


					5






                                                                 Project expenses worksheet
                                                                              
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado           Ver: 3.0

                                                                 SPENT   MONTHLY ACCUMULATED
                                                        TOTAL     JUNE   ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   19,780   8.00%      30.00%

     Environmental Risk Study preparation
     Total for this permit                              140,000            0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000            0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000            0.00%       0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050    3,105  10.00%      10.00%

     Accidents prevention program
     Total for this permit                               20,700            0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600            0.00%       0.00%

     Land use permit
     Total for this permit                               22,425            0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000            0.00%       0.00%

     TOTAL COST FOR PERMITS                             809,025   22,885

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538  420,534  11.30%      11.30%

     AERIAL PHOTOGRAPH                                  261,763            0.00%       0.00%

     TOTAL EXPENSES JUNE 2005                                    443,419

                                                      Prepared  Approved  Term
                                                         SUM      MCA    Jun-04


					6






                                                                             Project expenses worksheet

                                                                              
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado               Ver: 3.0

                                                                 SPENT    MONTHLY   ACCUMULATED
                                                        TOTAL     JULY    ADVANCE     ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   16,566     6.70%        36.70%

     Environmental Risk Study preparation
     Total for this permit                              140,000              0.00%         0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000              0.00%         0.00%

     Vegetarion Census
     Total for this permit                              175,000              0.00%         0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050    3,105    10.00%        20.00%

     Accidents prevention program
     Total for this permit                               20,700              0.00%         0.00%

     Construction licenses
     Total for this permit                               27,600              0.00%         0.00%

     Land use permit
     Total for this permit                               22,425              0.00%         0.00%

     Right of way crossing permits
     Total for this permit                               70,000              0.00%         0.00%

     TOTAL COST FOR PERMITS                             809,025   19,671

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538  641,221    17.23%        28.53%

     AERIAL PHOTOGRAPH                                  261,763              0.00%         0.00%

     TOTAL EXPENSES JULY 2005                                    660,892

                                                      Prepared  Approved   Term
              BRYCSA Finance Department                  SUM      MCA     Jul-04



					7






                                                                             Project expenses worksheet

                                                                                    
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado               Ver: 3.0

                                                                 SPENT    MONTHLY   ACCUMULATED
                                                        TOTAL    AUGUST   ADVANCE     ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250   14,835     6.00%        42.70%

     Environmental Risk Study preparation
     Total for this permit                              140,000              0.00%         0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000              0.00%         0.00%

     Vegetarion Census
     Total for this permit                              175,000              0.00%         0.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050    2,484     8.00%        28.00%

     Accidents prevention program
     Total for this permit                               20,700              0.00%         0.00%

     Construction licenses
     Total for this permit                               27,600              0.00%         0.00%

     Land use permit
     Total for this permit                               22,425              0.00%         0.00%

     Right of way crossing permits
     Total for this permit                               70,000              0.00%         0.00%

     TOTAL COST FOR PERMITS                             809,025   17,319

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538  524,365    14.09%        42.62%

     AERIAL PHOTOGRAPH                                  261,763              0.00%         0.00%

     TOTAL EXPENSES AUGUST 2005                                  541,684

                                                      Prepared  Approved   Term
              BRYCSA Finance Department                  SUM      MCA     Aug-04




					8






                                                                         Project expenses worksheet

                                                                                    
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                Ver: 3.0

                                                                    SPENT     MONTHLY ACCUMULATED
                                                        TOTAL     SEPTEMBER   ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250        12,610   5.10%      41.40%

     Environmental Risk Study preparation
     Total for this permit                              140,000                 0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000                 0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000        26,250  15.00%      15.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050         2,174   7.00%      35.00%

     Accidents prevention program
     Total for this permit                               20,700                 0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600           828   3.00%       3.00%

     Land use permit
     Total for this permit                               22,425                 0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000        14,000  20.00%      20.00%

     TOTAL COST FOR PERMITS                             809,025        55,862

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538       238,551   6.41%      49.03%

     AERIAL PHOTOGRAPH                                  261,763                 0.00%       0.00%

     TOTAL EXPENSES SEPTEMBER 2005                                    294,413

                                                      Prepared    Approved     Term
                                                         SUM         MCA      Sep-04




					9






                                                                   Project expenses worksheet
                                                                                   
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                Ver: 3.0

                                                                    SPENT     MONTHLY ACCUMULATED
                                                        TOTAL      OCTOBER    ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250        18,297   7.40%      48.80%

     Environmental Risk Study preparation
     Total for this permit                              140,000                 0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000                 0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000        26,250  15.00%      30.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050                 0.00%      35.00%

     Accidents prevention program
     Total for this permit                               20,700                 0.00%       0.00%

     Construction licenses
     Total for this permit                               27,600         1,380   5.00%       8.00%

     Land use permit
     Total for this permit                               22,425                 0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000        14,000  20.00%      40.00%

     TOTAL COST FOR PERMITS                             809,025        59,927

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538       134,698   3.62%      52.65%

     AERIAL PHOTOGRAPH                                  261,763                 0.00%       0.00%

     TOTAL EXPENSES OCTOBER 2005                                      194,625



                                                      Prepared    Approved     Term
                                                         SUM         MCA      Oct-04



					10






                                                                                   Project expenses worksheet

                                                                               
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                     Ver: 3.0

                                                                    SPENT       MONTHLY   ACCUMULATED
                                                        TOTAL      NOVEMBER     ADVANCE     ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250        65,793     26.61%        75.41%

     Environmental Risk Study preparation
     Total for this permit                              140,000                    0.00%         0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000                    0.00%         0.00%

     Vegetarion Census
     Total for this permit                              175,000                    0.00%        30.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050                    0.00%        35.00%

     Accidents prevention program
     Total for this permit                               20,700          7,245    35.00%        35.00%

     Construction licenses
     Total for this permit                               27,600          2,760    10.00%        18.00%

     Land use permit
     Total for this permit                               22,425                    0.00%         0.00%

     Right of way crossing permits
     Total for this permit                               70,000          7,000    10.00%        50.00%

     TOTAL COST FOR PERMITS                             809,025         82,798

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538        151,902     4.08%        56.73%

     AERIAL PHOTOGRAPH                                  261,763                    0.00%         0.00%

     TOTAL EXPENSES NOVEMBER 2005                                      234,700


                                                      Prepared     Approved      Term
              BRYCSA Finance Department                  SUM         MCA        Nov-04





					11






                                                                           Project expenses worksheet

                                                                               
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                 Ver: 3.0

                                                                    SPENT      MONTHLY ACCUMULATED
                                                        TOTAL      DECEMBER    ADVANCE   ADVANCE
     Environmental impact permit preparation
     Total for this permit                              247,250        10,385    4.20%      79.61%

     Environmental Risk Study preparation
     Total for this permit                              140,000                  0.00%       0.00%

     Change of Use of Land Authorization forest areas
     Total for this permit                               75,000                  0.00%       0.00%

     Vegetarion Census
     Total for this permit                              175,000                  0.00%      30.00%

     Arqueological sites study (pass thru cost)
     Total for this permit                               31,050                  0.00%      35.00%

     Accidents prevention program
     Total for this permit                               20,700          3,105  15.00%      50.00%

     Construction licenses
     Total for this permit                               27,600          2,760  10.00%      28.00%

     Land use permit
     Total for this permit                               22,425                  0.00%       0.00%

     Right of way crossing permits
     Total for this permit                               70,000          3,500   5.00%      55.00%

     TOTAL COST FOR PERMITS                             809,025         19,750

     RIGHT OF WAY & TOPOGRAPHICS                      3,721,538        140,983   3.79%      60.52%

     AERIAL PHOTOGRAPH                                  261,763                  0.00%       0.00%

     TOTAL EXPENSES DECEMBER 2005                                      160,733


                                                      Prepared     Approved     Term
                                                         SUM         MCA       Dec-04





					12







                                                              Project expenses worksheet

                                                                        
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                Ver: 3.0

                                  PROJECT DEVELOPMENT EXPENSES 2005
                                           MONTHLY SUMMARY


     MONTH                                                                 AMOUNT

      March                                                                  19,780

      April                                                                  14,835

      May                                                                    19,780

      June                                                                  443,419

      July                                                                  660,892

      August                                                                541,684

      September                                                             294,413

      October                                                               194,625

      November                                                              234,700

      December                                                              160,733



     TOTAL EXPENSES INCL. VAT                                             2,584,860












                                Prepared              Approved              Term
                                   SUM                  MCA                 2005



					13






                                                                             Project expenses worksheet
                                                                                    
     Project: Fermaca Pipeline de la Peninsula, S. de R.L. de C.V.
     16", 234 km natural gas pipeline @ Valladolid - Nizuc - Punta Venado                      Ver: 3.0

                                     PROJECT DEVELOPMENT EXPENSES 2006
                                             MONTHLY PROJECTION



     MONTH                                                          AMOUNT

      March                                                          212,953

      April                                                          212,360

      May                                                            212,862

      June                                                           214,779

      July                                                           212,821

      August                                                         214,452

      September                                                      216,081

      October                                                        214,164

      November                                                       214,164



     TOTAL EXPENSES INCL. VAT                                      1,924,635


                                        Prepared       Approved      Term
     BRYCSA Finance Department            SUM            MCA         2006












					14






Concept                                  Amount    Months March   April   May     June    July    August  September October November
                                                                                           
Environmental impact permit preparation     34,589   2     17,295  17,295
Environmental Risk Study preparation       140,000   4             35,000  35,000  35,000  35,000
Change of Use of Land Authorization         75,000   4                             18,750  18,750  18,750    18,750
forest areas
Vegetarion Census                          122,500   4                             30,625  30,625  30,625    30,625
Arqueological sites study                   20,183   6      3,364   3,364   3,364   3,364   3,364   3,364
Accidents prevention program                10,350   3                                                        3,450   3,450    3,450
Construction licenses                       19,872   5                                      3,974   3,974     3,974   3,974    3,974
Land Use permit                             22,425   3                                                        7,475   7,475    7,475
Right of way crossing permits               31,500   9      3,500   3,500   3,500   3,500   3,500   3,500     3,500   3,500    3,500
Right of way & topographics              1,186,453   9    136,442 100,849 118,645  71,187  65,255 154,239   148,307 195,765  195,765
Aerial photograph                          261,763   5     52,353  52,353  52,353  52,353  52,353
Total                                    1,924,635        212,953 212,360 212,862 214,779 212,821 214,452   216,081 214,164  214,164







					15