Press Release: 3rd Revenues from Gold Sales

Arequipa, Peru, August 31, 2012

Fresh mineral at Blanca vein.png

Arequipa, Peru, August 31st, 2012 — Gold Horizons Mining Co. Ltd (FSE:GKW) (“Gold Horizons Mining Co. Ltd.” or the “Company”) is pleased to report they have produced their 3rd gold revenues with their Angostura Joint Venture Project. The Company’s senior joint venture partner continues working to make improvements at their processing plant. Scott Francis CEO & President remarked that, “ We are in process of upgrading to a 3 x 5 ball mill. Once the installation is completed we expect to process up to 25 tons per day. With the gold price at a $1688.84*, a record high for 2012, we are excited to complete this equipment up grade and take advantage of this price.“

Gold Horizons Mining Co. Ltd is currently in the midst of a Rights Offering. The Company will utilize the funds raised and intends to increase monthly production at the mine and upgrade the processing plant’s capacity to 1500 tons per month, which the Company expects will produce up to 200 ounces of gold per month.

About Gold Horizons Mining Co. Ltd.

Gold Horizons Mining Co. Ltd is a start up gold and silver producer as well as an exploration company operating in Arequipa, Peru. The Company is committed to building long-term shareholder value through strategic opportunity and identification in the mineral resource sector. The Company specializes in small mine development, specifically underground, narrow vein mining. The Company’s strategy has evolved to include the processing of its own mineral, which has lowered the total costs by up to 50% per ounce. The Company, in partnership with its Peruvian joint venture partner, locates, develops, and operates near production ready mineral projects in Peru.

Forward Looking Statements

This press release contains “forward-looking information. Except for statements of historical fact, certain information contained herein constitutes forward-looking statements, which include statements regarding production estimates and targeted production for 2012. Generally, forward-looking information can be identified by the use of forward-looking terminology such as “planned”, “expects”, “indicates”, and “estimated”. Forward-looking information is subject to known and unknown risks, uncertainties and other factors that may cause the actual results, level of activity, performance or achievements of the Company to be materially different from those expressed or implied by such forward-looking information.

Although the Company has attempted to identify important factors that could cause actual results to differ materially from those contained in forward-looking information, there may be other factors that cause results not to be as anticipated, estimated or intended. There can be no assurance that such information will prove to be accurate, as actual results and future events could differ materially from those anticipated in such statements. Accordingly, readers should not place undue reliance on forward- looking information. The Company does not undertake to update any forward-looking information, except in accordance with applicable securities laws.