Testimonials

AC Humko Rice Specialties
Air Liquide of America
Air Products & Chemicals
Airgas Specialty Products
Albemarle Corporation
Amaizing Energy
American Refining Group
Amoco Canada
Amoco Corporation
Amoco Oil Company
Arch Chemicals
Aristech Chemical Corp.
Arizona Chemical
Arkema, Inc.
Ashland Chemical
Ashland Oil Refining
Atco Power
Atofina Chemicals, Inc.
Atofina Cos-Mar Co.
Atofina Petrochemicals
Aux Sable Liquid Products
B F Goodrich
B P America Production Co.
B P Canada Energy
B P Oil
BASF Corporation
Bath Iron Works Corp.
Bayer Corporation
Better Baked Foods
Big River Zinc
Boise Cascade Corporation
Borax-Boron
C F Industries
Cabot Corporation
Callery Chemical Corporation
Calpine
Canadian Nexen Petroleum
Cargill
Cedar Chemical Corporation
Celanese Chemical
Champion International
Champion Paper Mill
Chevron Asphalt
Chevron Chemical
Chevron Phillips Chemical
Chevron Products Co.
Chevron Refinery
Chevron Texaco Lubricants
Citgo Asphalt Refining Co.
Citgo Petroleum
Coastal Unilube, Inc.
Colorado Interstate Gas
Con Agra Foods
Condea Vista Chemical
Conoco Oil

Conoco Phillips
Creanova Inc.
Daubert Chemical Co.
Dome Petroleum
Dow Chemical Company
Dynegy Midstream, Inc.
E I DuPont De Nemours
Eastman Chemical Co.
El Paso Energy
El Paso Natural Gas
Elf Atochem
Ergon Asphalt & Emulsions
Ergon Refining
Ergon Terminaling
Ethyl Corporation
Exxon Chemical Americas
Exxon Mobile
Firestone Tire & Rubber
Flint Hills Resources
FMC Corporation
G E Energy
G E Plastics
Georgia Gulf
Georgia Pacific Paper Co.
Georgia Pacific Resins
Grace Davison
Great Lakes Textiles
Hagemeyer North America
Henkel Corporation
Hexion Specialty Chemicals, Inc.
Hoffman LaRoche
Huls America
Huntsman Chemical
ICI Americas
International Paper
Invista, Inc., S.a.r.l.
ISP Chemical Company
James Hardie Gypsum
Koch Hydrocarbon Co.
LaRoche Industries
Logan Aluminum
Marathon Petroleum Co.
Mead Paper Company
Meadwestvaco
Merck & Company
Mississippi Chemical
Murphy Oil USA
Nan Ya Plastics Corp., America
Nestle' Frozen Foods
Nestle' Ice Cream Company
Newmont Gold Mine
Northern Natural Gas Co.
Noveon
Oak Ridge National Laboratories
Occidental Chemical

Oklahoma Gas & Electric
Orica Nitrogen
Owens-Illinois Glass Containers
Paxon Polymers
PCS Nitrogen Fertilizer
Pelican Gas Plant
Phillips 66 Company
Phillips Alaska, Inc.
Phillips Chemical Company
Phillips China Inc.
Placid Refining Company
Potlatch Corporation
PPG Industries, Inc.
Proctor & Gamble Mfg, Co.
Prodica
Rhodia Chemical, Inc.
Rubicon Incorporated
Schlumberger Electric & Gas
Shell Chemical Company
Shell Chemical Yabucoa, Inc.
Shell Oil Company
Shell Puget Sound Refining
Sherwin Alumina Co.
Silver Eagle Refining, Inc.
Smurfit-Stone Container
Star Enterprise
Sun Company
Sunoco Refinery
Table Rock Processing Plant
Tennessee Gas Pipeline
Tesoro Refining
The 3M Company
The Dial Corp.
The Valvoline Company
Total Petrochemicals USA, Inc.
Transwestern Pipeline Co.
Tyson Foods
U S Airways
U S Steel
Uniroyal Chemical Company
Unocal
Valero Refining Company
Vicksburg Chemical Co.
Voridian Company
Washington Savannah River Co.
Western Gas Resources
Westinghouse
Westlake Monomers Corp.
Weyerhaeuser Container
Weyerhaeuser Paper Co.
Wheelabrator Bridgeport
Williams Alaska Petroleum
Williams Pipeline
Zeon Chemicals