• A&B Builders • Arco Pipeline • Baker Concrete • Bayer Material Science • Cajun Constructors • Champion International • Chevron Chemical • Conoco Phillips • Dow Chemical • Dynegy/Targa
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• Enerpipe • Exxon Chemical • Foster Wheeler • Goodyear Chemical • Group Contractors • Haltermann, Ltd • Jindal United Steel • John Brown/Kvaerner • Kinder Morgan • Lyondell |
• Magellan Pipeline • Monument Chemical • Mustang Engineering • Oxychem • Performance Contractors • Praxair, Inc. • Praxair Electronics • Shell Oil • Texaco • Valero |