(Company names with underline are linked to the member company’s home page) Process Industry Companies Contractor Companies 3M Company Aramco Services Company Archer Daniels Midland Company Arkema Inc. B P Celanese Ltd. Chevron Corporation CITGO Corporation ConocoPhillips E.I. DuPont de Nemours & Co., Inc. Eastman Chemical Company Evonik Degussa Corporation Flint Hills Resources, LP FMC Corporation Great Lakes Chemical Corporation Holly Corporation Honeywell Huntsman Corporation Kemira Monsanto Company Pasadena Refining System, Inc. PPG Industries, Inc. REC Silicon Rentech, Inc. Rohm and Haas Company Shell Oil Company Sinclair Oil Corporation Solutia Inc. Sunoco, Inc. Tesoro Corporation UOP LLC Aker Solutions BE&K, Inc. Bechtel Corporation Brinderson LP Burns & McDonnell CB&I CDI Engineering Solutions Chemtex International ENGlobal Engineering, Inc. Fluor Jacobs Engineering KBR Middough Inc. S & B Engineers and Constructors, Ltd. SNC-Lavalin GDS, Inc. TECHNIP USA URS Corporation WorleyParsons Ltd.