Exh. 2




                            THE SERVICEMASTER COMPANY
                            (A Delaware Corporation)
                          as the New Parent Corporation

                                       and

                          HARRIS TRUST AND SAVINGS BANK
                                   as Trustee

                                 ---------------

                          SECOND SUPPLEMENTAL INDENTURE

                           Dated as of January 1, 1998

                                 Supplemental to
                      Indenture Dated as of August 15, 1997
                                       and
            First Supplemental Indenture Dated as of August 15, 1997

                                 ---------------





         SECOND  SUPPLEMENTAL  INDENTURE dated as of January 1, 1998 between The
ServiceMaster Company (which is a Delaware corporation and is hereinafter called
both the "New  Parent  Corporation")  and  Harris  Trust and  Savings  Bank,  an
Illinois banking corporation, as Trustee (hereinafter called the "Trustee").

         WHEREAS:  The ServiceMaster  Company Limited  Partnership  (which was a
Delaware limited  partnership and is herein called the  "Predecessor  Obligor"),
ServiceMaster  Limited Partnership (which was a Delaware limited partnership and
is herein  called the  "Predecessor  Guarantor")  and the Trustee  executed  and
delivered  an  Indenture  dated as of August 15,  1997  (hereinafter  called the
"Original Indenture") providing for the issuance by the Predecessor Obligor from
time to time of its debentures,  notes or other evidences of indebtedness in one
or more series  (hereinafter  called the  "Securities") and the guarantee by the
Predecessor Guarantor of all Securities which may be issued under the Indenture.

         WHEREAS: The Predecessor Obligor,  the Predecessor  Guarantor,  and the
Trustee  executed and delivered the First  Supplement to the Original  Indenture
(hereinafter  called the "First  Supplement")  which was also dated as of August
15, 1997 and  pursuant to which (i) the  Predecessor  Obligor  issued  under the
Original  Indenture and the First Supplement  $100,000,000  aggregate  principal
amount of 6.95%  Notes due  August  15,  2007  (which is  limited  in  aggregate
principal amount to $100,000,000 and the outstanding  Notes in which are therein
and herein called the "2027 Notes"),  (ii) the Predecessor  Obligor issued under
the  Original  Indenture  and the First  Supplement  a series of 7.45% Notes due
August 15, 2027 (which is limited in aggregate  principal amount to $200,000,000
and the  outstanding  Notes in which are  therein  and  herein  called the "2027
Notes"),  and (iii) the Predecessor  Guarantor guaranteed the 2007 Notes and the
2027 Notes.

         WHEREAS: No Securities other than the 2007 Notes and the 2027 Notes
have been issued under the Indenture.

         WHEREAS: The Predecessor Obligor, the Predecessor Guarantor and the New
Parent  Corporation  have entered into an amendment and restatement  dated as of
October 3, 1997 of a Merger and  Reorganization  Agreement  (which as so amended
and  restated  is herein  called  the  "Merger  Agreement")  and the New  Parent
Corporation  has  executed  and filed in  Delaware a  certificate  (the  "Merger
Certificate")  to cause the occurrence of the merger  specified in Part 2 of the
Merger Agreement (herein called the "Merger").  The Merger  consummated 12:01 AM
Eastern  Standard Time on January 1, 1998 and by operation of the Merger (i) the
Predecessor  Obligor  and the  Predecessor  Guarantor  were  merged into the New
Parent  Corporation  effective at that time and (ii) the New Parent  Corporation
became responsible for and subject to all obligations of the Predecessor Obligor
and  the  Predecessor   Guarantor  under  the  Original  Indenture,   the  First
Supplement,  the 2007  Notes,  the 2027  Notes and the  Predecessor  Guarantor's
Guarantees  of the 2007  Notes  and the 2027  Notes  and  (iii)  the New  Parent
Corporation  became  entitled to the rights of the  Predecessor  Obligor and the
Predecessor Guarantor under the instruments cited in clause (ii).


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         WHEREAS: The Merger is permitted under Article 6 of the Indenture.  The
New Parent Corporation has executed this Second Supplemental Indenture to comply
with the requirements of Article 6 applicable to the Merger.

         WHEREAS: All conditions and requirements  necessary to make this Second
Supplemental  Indenture a valid and binding  instrument in  accordance  with its
terms and the terms of the Original Indenture have been satisfied.

         NOW, THEREFORE:

         SECTION 1. The New Parent  Corporation hereby expressly assumes (i) all
of the obligations of the Predecessor  Obligor and the Predecessor  Guarantor on
the  2007  Notes,  the  2027  Notes,  the  Original  Indenture,  and  the  First
Supplement, (ii) the primary obligation for the due and punctual performance and
observance of all of the covenants and conditions which the 2007 Notes, the 2027
Notes, the Original Indenture,  and the First Supplement require to be performed
or observed by the Predecessor Obligor or the Predecessor Guarantor.

         SECTION 2. The New Parent  Corporation  hereby warrants that: (i) every
statement  made in every  paragraph in this Second  Supplemental  Indenture in a
paragraph which begins "WHEREAS" is true; (ii)  immediately  after giving effect
to the Merger,  no Default (as defined in the Original  Indenture) has occurred;
(iii) all other  preconditions  provided  for in the  Original  Indenture or the
First Supplemental Indenture relating to the Merger have been complied with; and
(iv) this Second Supplemental Indenture constitutes the legal, valid and binding
obligation  of the New Parent  Corporation  enforceable  against  the New Parent
Corporation  in accordance  with its terms.  The New Parent  Corporation  hereby
consents  and agrees  that the  Trustee  shall have the right to rely upon every
warranty  and  agreement  made  by the New  Parent  Corporation  in this  Second
Supplemental Indenture.

         SECTION 3.  The parties hereby agree that:

         (a)      From and after January 1, 1998, the term "Company" wherever it
                  appears in the Original Indenture,  the First Supplement,  the
                  2007 Notes or the 2027  Notes  shall be deemed to refer to the
                  New Parent Corporation.

         (b)      The New Parent  Corporation shall hereafter be entitled to all
                  rights which the Indenture or the First Supplement  purport to
                  award to the entity designated "the Company" therein including
                  but not limited to the right to issue Securities thereunder in
                  the name of the Company on and after January 1, 1998.

         (c)      All provisions in the  Indenture,  the First  Supplement,  the
                  2007 Notes or the 2027 Notes which refer to the  Guarantor  or
                  to the Guarantees  shall not apply on or after January 1, 1998
                  and after such date all such  provisions  shall be  eliminated
                  for each such document.


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         SECTION  4. The  parties  hereby  agree  that  nothing  in this  Second
Supplemental Indenture,  expressed or implied, is intended or shall be construed
to confer upon or give to any person (other than the parties hereto, the holders
of the 2007 Notes and 2027 Notes and the holders of any other  Securities at any
time issued under the Indenture)  any right,  remedy or claim under or by reason
of this Second Supplemental Indenture or any covenant,  stipulation,  promise or
agreement  contained  herein;  all the  covenants,  stipulations,  promises  and
agreements  contained  herein  being for the sole and  exclusive  benefit of the
parties  hereto and their  successors,  and the holders from time to time of the
Securities.

         SECTION 5. The Original  Indenture,  the First Supplemental  Indenture,
the  2007  Notes  and the 2027  Notes as  amended  by this  Second  Supplemental
Indenture  are hereby in all respects  ratified and  confirmed.  Every holder of
Securities  heretofore  or  hereafter  authenticated  and  delivered  under  the
Original  Indenture  shall  be bound  hereby  and by the  terms of the  Original
Indenture and the First Supplemental Indenture as amended hereby.

         SECTION 6. The Trustee,  for itself and its  successor  or  successors,
accepts the trust of the Original Indenture and the First Supplemental Indenture
as amended by this  Second  Supplemental  Indenture,  and agrees to perform  the
same, but only upon the terms and conditions set forth in the Original Indenture
and First Supplemental  Indenture,  including the terms and provisions  defining
and limiting the liabilities and  responsibilities  of the Trustee,  which terms
and  provisions  shall in like  manner  define  and  limit its  liabilities  and
responsibilities  in  the  performance  of the  trust  created  by the  Original
Indenture,  and, without limiting the generality of the foregoing,  the recitals
contained herein shall be taken as the statements of the New Parent  Corporation
and the Trustee assumes no  responsibility  for their  correctness.  The Trustee
makes no  representations  as to the  validity  or  sufficiency  of this  Second
Supplemental  Indenture  other  than as to the  validity  of its  execution  and
delivery by the Trustee.

         SECTION 7. This Second  Supplemental  Indenture  may be executed in any
number  of  counterparts,   each  of  which  shall  be  an  original;  but  such
counterparts shall together constitute but one and the same installment.


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                                                     SIGNATURES

         IN WITNESS WHEREOF, the parties hereto have caused this Indenture to be
duly executed, all as of the date first written above.


                            The ServiceMaster Company
                                  a Delaware corporation
                                  as the New Parent Corporation


                            By: /s/ Vernon T. Squires
                                Name:   Vernon T. Squires
                                Title:  Sr. Vice President and
                                        General Counsel


                         Harris Trust and Savings Bank,
                                   as Trustee


                            By:  /s/  J. Bartolini
                                 Name:  J. Bartolini
                                 Title: Vice President


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STATE OF ILLINOIS )
                  )
COUNTY OF DUPAGE  )

         BEFORE ME, the undersigned authority,  on this 1st day of January, 1998
personally  appeared  Vernon T. Squires,  General  Counsel of The  ServiceMaster
Company, a Delaware corporation (the "New Parent Corporation"),  known to me (or
proved to me by  introduction  upon the oath of a person  known to me) to be the
person and officer whose name is subscribed  to the  foregoing  instrument,  and
acknowledged  to me that he/she  executed  the same as the act of the New Parent
Corporation  for the  purposes and  consideration  herein  expressed  and in the
capacity therein stated.

         GIVEN UNDER MY HAND AND SEAL THIS 1st DAY OF JANUARY 1998


                            /s/ Latressa G. Stahlberg
                        NOTARY PUBLIC, STATE OF ILLINOIS
                        Print Name: Latressa G. Stahlberg
                          Commission Expires: 6/2/2000


STATE OF ILLINOIS )
                  )
COUNTY OF COOK    )

         BEFORE ME, the undersigned authority,  on this 1st day of January 1998,
personally  appeared J.  Bartolini,  Vice  President of Harris Trust and Savings
Bank,  an  Illinois  banking  corporation,  known  to  me  (or  proved  to me by
introduction upon the oath of a person known to me) to be the person and officer
whose name is subscribed to the foregoing  instrument,  and  acknowledged  to me
that he/she  executed  the same as the act of Harris  Trust and Savings Bank for
the purposes and  consideration  herein  expressed  and in the capacity  therein
stated.

         GIVEN UNDER MY HAND AND SEAL THIS 1st DAY OF JANUARY 1998

                                 /s/ T. Muzquiz
                        NOTARY PUBLIC, STATE OF ILLINOIS
                             Print Name: T. Muzquiz
                          Commission Expires: 8-13-2001
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