Architects and Engineers
AMC Engineers
Benchmark Engineering
Bernard Johnson, Inc.
Browns Root
Busch Hutchinson Engineers
Carter and Burgess
Century Engineering
Covenant Homes
Dannenbaum Engineering
Dansby & Miller, Architects
David William Hall Architects
Delta Engineering Corporation
Demar Engineering
Edminster, Hinshaw, Russ & Stanley Assoc.
EMC Services Flour Daniel
Harris County Engineers
Hill Engineering
John Brown Engineering
John J. Pepe Engineers
Jones and Carter Cons. Engrs.
Jacobs Engineering
Landev Engineering
Leonard Shoemaker & Associates
Lichliter, Jameson Company
Listi Architects
M.J. Designers
M.W. Kellog
McGuff Architects
Milton Architects
Municipal Engineers
Paragon Engineers & Construction
Putney, Moffatt & Easley Engrs.
R.G. Miller Engineers
R.W. Patrick & Associates
Semac
SDT Architects
Sparks & Barlow
Steffek & Van De Wiele
Stiver Engineering
Turner, Collie, and Braden Inc.
Oil, Chemical and Process
Air Products & Chemicals, Inc.
Akzo Nobel
Arco Chemicals
Celanese
Champion Technologies
Charter Oil
Chevron
Conoco, Incorporated
Crown Central Petroleum
Diamond Shamrock, Inc.
Dixie Chemical Corporation
Enron Methanol
EI Dupont
Equistar Chemical
Exxon Company, U.S.A.
Marathon Ashland Petroleum LLC
GATX
Lyondell - Citgo
Oil Tanking of Texas, Inc.
Occidental Chemical
Oxychem
Petrofac.
PPG
Phillips Petroleum
Rohm & Haas Texas Inc.
Shell Oil
Soltex Polymer
Solvay Polymers
Stauffer Chemical Co.
Tenneco Oil
Texas Brine
Texas United Chemical Corp.