Our team's client/project experience includes some of the largest industries and corporations in the world. A few selected clients we have experience with are listed below. Sasol North America, Inc. WestLake Petrochemicals Valero Refining Washington Group Newpark Environmental Pilot Pipeline Marathon Oil Columbia Gas Pipeline Leggette Brashears & Graham Imperial Oil H2O Environmental GZA PPG Industries, Inc. Entergy Enron Dow Chemical ConocoPhillips Company Waste Management, Inc. CH2MHILL Louisiana Department of Environmental Quality (LDEQ) Materials Management EPA US Navy US Army US Air Force URS Corporation Arcadis Geraghty & Miller ERM Southwest IT Corporation The Shaw Group, Inc. Citgo, Inc. Exxon Mobil Delta Environmental CK and Associates PPM Consultants, Inc. ChevronTexaco