ASD Acero-Martin Exploration

Acero-Martin Exploration Inc. (the "Company") (TSX VENTURE: ASD)(FRANKFURT: AMX) wishes to announce that the terms of its private placement originally announced June 11, 2009, as revised by press release dated June 22, 2009, has been further revised by the reduction in the Unit price from $0.05 per Unit to $0.04 per Unit, and the total number of Units offered has been increased from 10,000,000 Units to 12,000,000 Units. In addition, the Warrants attached to the Units have been repriced to $0.05 per share from $0.06 per share exercisable for a one year term, increased from the six month period previously announced. Each Unit remains consisting of one common share and one share purchase warrant exercisable into one common share of the Company upon the surrendering of every two full warrants. The proceeds of this private placement will be used for general working capital. There may be a finder's fee payable in relation to this private placement and the same is subject to regulatory approval.

This news release was prepared on behalf of the Board of Directors, which accepts full responsibility for its contents.

On behalf of the Board:

Michael C. Scholz, Chairman and Director

ACERO-MARTIN EXPLORATION INC.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Contacts: Acero-Martin Exploration Inc. Investor Relations 1-877-646-0067 (604) 646-0640 (FAX) info@acero-martin.com www.acero-martin.com