Exhibit 99.1


[GRAPHIC OMITTED]

CONTACT:
The Management Network Group, Inc.      or      Brainerd Communicators
Janet Hall                                      Olga Shmuklyer (Media)
Janet.Hall@tmng.com                             shmuklyer@braincomm.com
- -------------------                             -----------------------
800.876.5329                                    Corey Kinger (Investors)
                                                kinger@braincomm.com
                                                --------------------
                                                212.986.6667


              TMNG GLOBAL ACQUIRES U.K. CONSULTING, TECHNOLOGY FIRM
                               CARTESIAN LIMITED

   Acquisition Creates Comprehensive Solution Set for Telecom, Cable Operators


Overland  Park, KS - December 28, 2006 - TMNG Global  (Nasdaq:  TMNG), a leading
provider of management consulting services to the global  communications,  media
and  entertainment  industries,  today announced that it has signed a definitive
agreement to acquire the outstanding stock of Cartesian Limited ("Cartesian"), a
United  Kingdom-based  software  engineering and consulting firm specializing in
the  interrelated  sectors  of  telecom,   technology  and  digital  media.  The
transaction  is expected to be closed in early January 2007.  The total expected
purchase price is approximately  $4.9 million,  plus  approximately $2.4 million
for excess working capital, making the total value of the transaction at closing
approximately $7.3 million.  Transaction terms call for additional consideration
of up to  approximately  $7.8 million should  Cartesian meet certain revenue and
earnings  objectives  during the first four years  following  the closing of the
transaction.  The  consideration  is  payable  in British  pounds.  The  current
shareholders  of Cartesian  will continue to be employed by Cartesian  following
the closing date.

Cartesian's software product suite,  Ascertain,  is comprised of a comprehensive
and integrated suite of revenue  assurance,  mediation,  service  activation and
data   management    software   tools    supporting   the   converging    media,
telecommunications  and  entertainment



markets. In addition, its consultancy brings a proven solution to the Tier 1 TME
sector,  with  a  distinct  emphasis  on  systems,  information  technology  and
programming.

Cartesian has a high quality  customer base,  concentrated in the United Kingdom
and western  Europe,  including Tier 1 wireless,  wireline and cable  operators.
Cartesian  recognized  revenue  of $12.5  million  for the twelve  months  ended
November 30, 2006.

"This acquisition  extends TMNG Global's  consulting  expertise for the telecom,
media and  entertainment  communities  and adds a sustainable new element to our
business model," said Rich Nespola,  Chairman and CEO of TMNG Global. "Cartesian
brings a strong technology focus with its consulting  operations,  complementing
our  strength in  business  processes  with true  converged  network  expertise.
Further, by adding the proprietary  Ascertain software to our toolkit,  TMNG can
now  take  its   clients   from   solutions   to   implementation.   Cartesian's
well-respected  products,  services,  technical  expertise,  and  commitment  to
customer  needs during the past 10 years will help TMNG expand its sales channel
in both North America and Europe, and we look forward to welcoming the executive
management, technical and delivery teams to TMNG Global."

"By joining TMNG, we can offer our clients an expanded, compelling offering that
is strengthened by TMNG's best-in-class consulting capabilities. In addition, we
will be able to leverage TMNG's extensive  relationships  in the media,  telecom
and entertainment marketplace to bring our solutions to a new set of companies,"
said Dr. Janos Sivo,  Managing  Director and  co-founder of  Cartesian.  "We are
looking  forward  to  becoming  part of a company  with  TMNG's  reputation  and
caliber."

About TMNG Global
The  Management  Network Group,  Inc.  (Nasdaq:  TMNG) is a leading  provider of
professional  services  to  the  converging   communications  industry  and  the
financial  services  firms  that  support  it.  With more  than 400  consultants
worldwide,  TMNG Global's  clients  include  communications  service  providers,
entertainment,  media and technology  companies,  and financial  services firms.
Founded in 1990, TMNG Global has provided  strategic and management  consulting,
as well as managed services, to more than 1000 clients worldwide,  including all
the Fortune 500  telecommunications



companies.  The company is headquartered in Overland Park, Kansas,  with offices
in Berlin,  Boston,  Chicago,  London,  New York, Denver,  Dallas,  Shanghai and
Washington,  D.C. TMNG Global can be reached at 1.888.480.TMNG  (8664) or online
at http://www.tmng.com.

This  release  contains  forward-looking  statements  within the  meaning of the
Private  Securities  Litigation Reform Act of 1995.  Forward-looking  statements
involve risks and uncertainties.  In particular, any statements contained herein
regarding   expectations   with   respect  to  future   business,   revenues  or
profitability  are  subject  to known  and  unknown  risks,  uncertainties,  and
contingencies,  many of which are beyond the Company's control,  which may cause
actual results,  performance,  or  achievements to differ  materially from those
projected  or implied in such  forward-looking  statements.  Factors  that might
affect actual results, performance, or achievements include, among other things,
conditions in the  telecommunications  industry,  overall  economic and business
conditions,  the demand for the Company's  services and products offered by TMNG
and Cartesian,  the outcome,  timing and impact of a review of TMNG's historical
practices  regarding  stock option programs and related  accounting,  which TMNG
previously  announced on November 13, 2006, the conclusions  resulting from that
review,  and  technological  advances and competitive  factors in the markets in
which the Company  competes.  These risks and  uncertainties  are  described  in
detail from time to time in TMNG's  filings  with the  Securities  and  Exchange
Commission.

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