Rex Energy Corporation Appoints New Appalachian Regional Manager and Vice President of Reservoir Engineering and Key Energy Services Provides July Activity Data

City of Industry, CA --(www.USEquityNews.com)-- 08/19/2008 - Oil and Gas Exploration industry alert provided by U.S. Equity News. Rex Energy Corporation (NASDAQ: REXX) announced recently the appointments of Timothy P. Beattie as Senior Vice President, Appalachian Regional Manager, F. Michael Lynch as Vice President, Reservoir Engineering and the resignation of Michael S. Carlson as Vice President and Appalachian Basin Regional Manager. Mr. Beattie will be responsible for all activities in the Appalachian Basin and will be located at Rex Energy's corporate headquarters in State College, Pennsylvania. He will report directly to William L. Ottaviani, Rex Energy's Executive Vice President and Chief Operating Officer. Mr. Beattie has over 24 years experience in reservoir engineering and operations management with extensive knowledge of Reservoir Modeling and Project Management.


ENSCO International Incorporated (NYSE: ESV) announced that Carey Lowe has joined ENSCO as Senior Vice President. His responsibilities will include safety, health and environmental matters, capital projects, engineering and strategic planning. Mr. Lowe has twenty-seven years experience in the energy industry. Prior to joining ENSCO, Mr. Lowe was Vice President - Latin America for Occidental Oil & Gas. He also served as President & General Manager, Occidental Petroleum of Qatar Ltd. from 2001 to 2007. Mr. Lowe holds a Bachelor of Science degree in civil engineering from Tulane University.

Key Energy Services, Inc. (NYSE: KEG) is the world's largest rig-based well service company. The Company provides oilfield services including well servicing, pressure pumping, fishing and rental tools, electric wireline and other oilfield services. The Company has operations in all major onshore oil and gas producing regions of the continental United States and internationally in Argentina and Mexico. Certain statements contained in this news release constitute "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

Diamond I, Inc. (OTCBB: DMOI), a reporting company trading on the OTCBB that is to change its name to "US BioFuels Exchange, Inc.," announced recently that it has obtained the first round of funding for its online biofuels exchange, USBiofuelsExhange.com (the "US-BX"). This first funding was obtained from a group of investors, including petroleum and biofuels marketing veterans and petroleum and biofuels marketing companies. This funding assures the launch of the US-BX. "This type of industry support certainly bolsters our belief that the time for the US-BX is now," said Tom Gray, DMOI's newest director. "We are excited with the building momentum and look forward to announcing more developments in this important project."

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