ERHC Energy Inc. Selects Tendenci(R) to Power Upgraded Web Site

HOUSTON, August 23, 2007 - ERHC Energy Inc. (OTCBB: ERHE), an independent oil and gas company, today launched a new Web site (www.erhc.com) powered by the Tendenci suite of Web marketing applications.

ERHC''s implementation of Tendenci integrates a Content Management System that makes it easier to keep the site updated to reflect the dynamic nature of ERHC''s business operations. It also integrates new investor-friendly functionality, such as Really Simple Syndication, to enable users to subscribe to receive alerts when updates are posted. The latest news release headlines are automatically posted to the home page and a search tool enables users to search within the site for content of interest to them.

"ERHC is just beginning to tell the story of the progress we''ve made," said ERHC''s interim Chief Executive Officer Nicolae Luca. "This more robust and dynamic Web site is one of the early initiatives in ERHC''s efforts to improve communications with the investment community."

ERHC''s new Web site also automates many aspects of search engine optimization, which improves the Company''s visibility on Google™ and other major search engines when users look for relevant information online.

The Company has interests in Blocks 2, 3, 4, 5, 6, and 9 in the Joint Development Zone (JDZ) of Nigeria and the island nation of Sao Tome and Principe in the Gulf of Guinea, off the coast of central West Africa. ERHC has additional interests in the territorial waters of Sao Tome and Principe, known as the Exclusive Economic Zone (EEZ).

About ERHC Energy

ERHC Energy Inc. is a Houston-based independent oil and gas company focused on growth through high impact exploration in the highly prospective Gulf of Guinea and the development of undeveloped and marginal oil and gas fields. ERHC is committed to creating and delivering significant value for its shareholders, investors and employees, and to sustainable and profitable growth through risk balanced smart exploration, cost efficient development and high margin production. For more information, visit www.erhc.com.