News Releases

August 28, 2007

Shares Outstanding: 13,928,084

TSX: “ISR”              

APPOINTMENT OF NEW DIRECTOR

International Sovereign Energy Corp. (the “Company”) is pleased to announce that Mr. Eugene N. Hretzay Esq. CPA, has been appointed a Director of the Company. Mr. Hretzay has Attorney/CPA practice and more than 20 years of experience in legal, accounting and the corporate sector.

International Sovereign Energy Corp. is an oil and gas exploration development and production company with offices in Vancouver, British Columbia, Calgary, Alberta and Islamabad, Pakistan and is active in the exploration and development of hydrocarbon reserves in Western Canada and internationally.

For further information, please contact:

Omair Choudhry

Chief Financial Officer

Tel:   (604) 684-7372

Fax:   (604) 684-2407

Or visit our website at www.isove.com

The Toronto Stock Exchange has not reviewed and does not accept responsibility for the adequacy or accuracy of this release. Certain information provided in this press release contains forward-looking statements that by their nature are subject to numerous risks and uncertainties and readers are cautioned that actual results may vary considerably from those forecasted.