DEC Clients

DEC Clients

Alon Usa        
BP Whiting        
Chevron        
Chevronphillips        
Conco Phillips        
Countrymark Refinery        
Delek Refinery         
Exxon Mobil         
Giant Refining Company        
Koch        
Murphy Oil         
Navajo Refinery         
Nerefco        
Pasadena Refining        
Phelps Dodge        
Praxair        
Reliance Bechtel        
Sunoco Chemicals        
Sunoco Inc.         
Valero Ardmore Refinery        
Vertex Energy        
Watson Cogen        
Western Gallup Refining Co.  
Wynnewood Refining
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Big Springs, TX
Whiting, IN
Pascagoulsa, MS
St. James, LA
Belle Chase, LA
Mt. Vernon, IN
Tyler, TX
Chalmette, LA
Gallup, NM
Ft. Dodge, LA
Meraux, LA
Artesia, NM
Netherlands
Pasadena, TX
Morenci, AZ
Carnets Point, NJ
Houston, TX
Pasadena, TX
Bayport, TX
Ardmore, OK
Baytown, TX
Carson, CA
Gallup, NM
Wynnewood, OK
Choose the right design team

DEC is uniquely qualified to serve your
refinery design, construction and
operating needs.
Our greatest asset is
our people. They bring the extensive
engineering experience and strong
partnerships to the table. Crucial
elements necessary to ensure your
project is properly conceived, budgeted
and executed according to plan.
View
our Client list.
RTI Clients

AES Deepwater, Inc. LaGloria Oil & Gas Company
Air Products & Chemicals, Inc. Lion Oil Company
Amoco PLC Lyondell Chemical Company
AtoFina Lyondell Citgo Ref. Co. Ltd.
BP America Marathon Ashland Petroleum—LLC
Calumet Lubricants Millennium Inorganic Chemical
Chalmette Refining -LLC Motiva
ChevronPhillips Chemical Co., L.P. Murphy Oil USA, Inc.
ChevronTexaco Corporation National Coop Refining
Association
Citgo Petroleum Company Nova Chemicals
ConocoPhillips Oceaneering International, Inc.
Countrymark Cooperative, Inc. Oxy Vinyls
Pasadena Refining System, Inc. PCS Nitrogen, Inc.
Department of the Navy Praxair, Inc.
E.I. duPont de Nemours & Company Premcor Refining
Group
EOTT Energy Liquids, L.P. Shell Oil
Equistar Chemicals Shell Chemical Company
Ergon West Virginia, Inc Sinclair Oil Corporation
ExxonMobil Oil Corporation Sunoco, Inc.
Flint Hills Resources, L.P. Tesoro Petroleum Corporation
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Frontier Refining, Inc. Texas City
Cogeneration Giant Refining Company
United Refining Company
Hoechst Celanese Chemical Company Valero Refining
Compan
y
Huntsman Chemical Corporation Wynnewood Refining
Company
SARAS S.p.A. - Italy
Kawasaki Iron Pellet - Japan
LG Caltex Oil Corporation-Korea
SK Corporation - Korea
PEMEX - Mexico
National Methanol Co.- Saudi Arabia
Sabic Research Center - Saudi Arabia
Saudi European Petrochemical Co.-Saudi Arabia
National Petrochemical - Thailand
Star Petroleum Refinery-Thailand
Dubai Natural Gas-United Arab Emirates
Super Octanos, C.A. - Venezuela
Bahrain Petroleum Company - Bahrain
BP Exploration Company - Colombia