TORONTO , ON , August 3, 2007 -- Adex Mining Inc. ("Adex" or the "Company") is pleased to announce the appointment of Norman M. Betts, PhD, FCA to the Company's Board of Directors, subject to regulatory approval.

Dr. Betts is an Associate Professor, Faculty of Business Administration, University of New Brunswick and is a Fellow of the New Brunswick Institute of Chartered Accountants (FCA). He also chairs the Board of Starfield Resources Inc. (TSX) and serves on the boards of Tembec Inc. (TSX), Tanzanizian Royalty Exploration (TSX)(AMEX), Chairman Capital Inc. (TSX VENTURE), Rtica Inc., New Brunswick Power Corporation and Export Development Canada. He is a co-chair of the Board of Trustees of the UNB Pension Plan for Academic Employees and is a director of the Nature Conservancy of Canada for the Atlantic region.

A former Finance Minister and Minister of Business New Brunswick with the Province of New Brunswick , Dr. Betts earned a PhD in Management from the School of Business at Queen's University in Kingston , Ontario in 1992.

"We are very pleased to have Dr. Betts join the Board of Directors," said Kabir Ahmed, President, CEO and a director of the Company. "Given his extensive financial expertise, public company experience and ties to the Province of New Brunswick , I am confident that Dr. Betts will be able to assist the Company and its Board of Directors in creating long-term value for shareholders as the Company evaluates and advances the development of its New Brunswick Mount Pleasant Mine Property."

Dr. Betts has been granted a total of 250,000 options, vesting quarterly over twelve months, and exercisable at $0.40 per share, subject to regulatory approval of his appointment as a director. The options will expire on August 2, 2012.

ABOUT ADEX:
Adex is a reporting issuer in Ontario and British Columbia whose primary asset is the Mount Pleasant Mine, a multi-metal mine development project located in Charlotte County, New Brunswick, approximately 80 kilometres south of Fredericton, 97 kilometres northwest of Saint John, 38 kilometres north of St. George and 65 kilometres from the United States Border.

This news release includes certain "forward looking statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995. Without limitation, statements regarding potential mineralization and resources, exploration results, and future plans and objectives of the Company are forward looking statements that involve various degrees of risk. The following are important factors that could cause the Company's actual results to differ materially from those expressed or implied by such forward looking statements: changes in the world wide price of mineral commodities, general market conditions, risks inherent in mineral exploration, risks associated with development, construction and mining operations, the uncertainty of future profitability and the uncertainty of access to additional capital.

No securities commission or regulatory authority has approved or disapproved the contents of this press release. The TSX Venture Exchange does not accept responsibility for the adequacy or accuracy of this release.