EXHIBIT 99

Hurricane Katrina:  U.S. Army Corps of Engineers  Increases Aduddell Contract to
$60,000,000.00

Tuesday September 20, 10:20 am ET

OKLAHOMA  CITY--(BUSINESS  WIRE)--Sept.  20,  2005--Zenex  International,   Inc.
(OTCBB:ZENX - News) & Aduddell Roofing:

Joint venture  partners  Aduddell  Roofing &  Waterproofing,  Inc. and Carothers
Construction,  Inc.  have  received  a  modification  by the U.S.  Army Corps of
Engineers to increase their Contract Amount to $60,000,000.00.

Aduddell  has  been  mobilized  and  working  since  September  8,  2005  in the
Mississippi Counties of Pearl River, Hancock, Harrison and Jackson. Aduddell has
already   exceeded  more  than  80%  of  the  first  two  task  orders  totaling
$20,000,000.00.

Mr. Ron Carte, CEO of Zenex International,  Inc., states, "The widespread damage
caused by Hurricane  Katrina has  required  Aduddell  Roofing to increase  their
workforce  because of  anticipated  growth in the core  business  of  Commercial
Roofing and Waterproofing. We are optimistic about the outlook and potential for
future growth of the company."

Safe Harbor -- This press release  contains certain  forward-looking  statements
within the  meaning of the  Private  Securities  Litigation  Reform Act of 1995.
Prospective investors are cautioned that any such forward-looking statements are
not guarantees of future  performance and involve risks and  uncertainties,  and
that  actual  results  may  differ   materially  from  those  projected  in  the
forward-looking statements as a result of various factors.

______________________

Contact:
     Zenex International, Inc., Oklahoma City
     Ron Carte, 405-692-2300
     roncarte@aduddell.com