ERHC Signs Participation Deal with Pioneer

Environmental Remediation Holding Corporation has signed a participation agreement with Pioneer Natural Resources Company whereby the companies will jointly evaluate and negotiate participation in Block 2 of the Nigeria/Democratic Republic of Sao Tome and Principe Joint Development Zone ("JDZ") in the Gulf of Guinea, offshore West Africa.

"We are pleased to have entered into this agreement with Pioneer in West Africa and look forward to working together in order to bring value to the countries involved and our shareholders. Pioneer's technical expertise and deepwater experience will truly add value to our joint venture in Block 2," commented Mr. Ali Memon, president and CEO of ERHC.