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Samuel L. Cooper joined us in August 2005 as our Vice President-Sales and then, in November 2005, he became President of Environmental Services. He also serves as a Vice President of our company. Prior to joining us, from February 2002 to July 2005, he was Director of Operations of the Hydrocarbon Recovery group of USFilter, a Siemens business that recovers, recycles and reuses lubricants and fluids. He also served as the Southeast Regional Business Unit Manager of the Hydrocarbon Recovery group of USFilter from February 2002 through December 2003. From August 1998 through October 2001, he first served as Senior Vice President and then as Regional Vice President of U.S. Liquids Inc., a provider of liquid waste management services. | 