Agrium Alliance Pipeline ALON USA Energy, Inc. Amgen Apache Canada Ltd Appleton Papers, Inc. ArcelorMittal Atmos Energy Corporation Belle Fourche/Bridger Pipeline BG Canada BP Australia BP Canada BP Exploration (Alaska) Inc. BP Pipelines & Logistics Braskem PP Americas, Inc. Bristol-Myers Squibb Buckeye Partners, LP Caltex Australia Celanese Cenovus Energy Inc CenterPoint Energy Inc. Chesapeake Energy Chevron Australia Pty. Ltd. Chevron Business and Real Estate Services Company Chevron Canada Resources Chevron E&P Co. Gulf of Mexico Business Units Chevron E&P Deepwater Exploration/Projects Business Unit Chevron MidContinent/Alaska Business Unit Chevron Mining Inc. Chevron Pipe Line Company Chevron Products Company Chevron Products Company, NAM, P&FO CITGO Petroleum Corporation Colonial Pipeline Connacher Oil & Gas Limited ConocoPhillips ConocoPhillips Alaska ConocoPhillips Canada ConocoPhillips Company (Lower 48) ConocoPhillips Services ConocoPhillips Transportation CONSOL Energy Inc Consumers' Co-operative Refineries Limited Covanta Energy Denbury Onshore, LLC Devon Canada Corporation Devon Energy Corporation Dow Pipeline El Paso E&P Company, L.P. El Paso Pipelines Enbridge Natural Gas Business Enbridge Pipelines Inc. Encana Corporation [Canadian Division] Energy Transfer Company Energy XXI ENMAX Corporation Enterprise Products EOG Resources Canada, Inc. EXCO Resources Explorer Pipeline ExxonMobil Lubricants & Petroleum Specialties Company ExxonMobil Pipeline Company ExxonMobil Refining and Supply Company Flint Hills Resources Genentech, Inc. Genesis Energy, L.P. Georgia-Pacific Corporation Hess Corporation Holly Corporation Holly Energy Partners HOVENSA, LLC Husky Energy Irving Oil Refining G.P. Keyera Energy Kinder Morgan Koch Mineral Services LLC Koch Pipeline Company, L.P. - Corporate LDH Energy LOOP (Louisiana Offshore Oil Port), LLC Lyondell/Equistar Magellan Midstream, LP Marathon Pipe Line LLC Mariner Energy Resources, Inc. McMoRan Oil & Gas MEG Energy Corp. Murphy Exploration and Production Company Murphy Oil USA Inc National Grid US NCRA/Jayhawk Pipeline Nexen Inc. [Canadian Division] Nexen Petroleum USA Inc. Nippon Oil Exploration U.S.A. Limited NiSource Gas Distribution NiSource Gas Transmission & Storage Noble Energy Novartis Nucor Corp. NuStar Energy, L.P. NuStar Terminals Limited ONEOK Distribution ONEOK NGL Pipeline ONEOK Services Company Origin Energy Osum Oil Sands Corp Oxbow Midwest Calcining LLC OXY USA Inc. PEMEX Penn West Petroleum Ltd. Pfizer Piedmont Natural Gas Plains All American Pipeline Plains Exploration and Production Company Plains Midstream Canada ULC Potash Corporation of Saskatchewan, Inc Range Resources Regency Energy Partners Repsol E&P USA Inc. and affiliates REX Energy Schering-Plough Shell Canada Quality Management Shell Oil Sands and Downstream [Scotford Complex, Albian Sands, Oil Sands Projects, SMC] Shell Pipeline Co. LP Shell Upstream Americas SM Energy Company SourceGas Inc Southern Union Company Southwestern Energy Company Spectra Energy Statoil Stone Energy Sunoco Inc. Sunoco Logistics Partners, LP Talisman Energy Inc Talisman Energy USA Inc. Targa Resources TC Oil Company Teck Coal Limited Terra Industries Inc. Tesoro Refining and Marketing Company The Mosaic Company The Shell Company of Australia Limited ThyssenKrupp Steel and Stainless USA, LLC TOTAL PETROCHEMICALS TPC Group TransCanada U.S. Steel Ultra Resources Valero W&T Offshore Western Refining Company, L.P. Weyerhaeuser Company Williams Midstream Wolverine Pipe Line Company Woodside Energy (USA) Inc. XTO Energy
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