Construction
American Infrastructure
Balfour Beatty Infrastructure
Balfour Beatty Rail
Clark Foundations
Heery International
Maxim Crane
McNally
Redland Genstar

Contractors
Bechtel
Brown & Root
Precision Cooling Towers

Education
Aldine ISD
Texas A&M
University of Texas

Forest Products
Champion International
Georgia-Pacific
International Paper
Louisiana Pacific
Schweitzer-Maudit
Temple-Inland

Government/Contractors
Department of the Interior
Fleet Readiness Center East
Lockheed Martin / Sandia National Labs
NASA - Johnson Space Center
Sikorsky Aircraft
U.S. Air Force
U.S. Forest Service
U.S. Navy

Healthcare
Cleveland Regional Medical Center
Methodist Hospital System
SCA Healthcare Products

Logistics
Exel

Manufacturing
ACCO International
Avery Dennison
Baker Oil Tools
Ball Corporation
Ball Aerospace & Technologies Corp.
Dow Corning
Glidden Paints
Goodrich
Herman Miller
Honeywell
Impress USA
Inland Container
Jim Beam Brands
Wm. Wrigley Jr. Company
Rexam Beverage & Closures
Saint-Gobain High Performance Materials
Saint-Gobain Technical Fabrics
Saint-Gobain Vetrotex
Sid Richardson Carbons
Smith Technologies
Starbucks
Strick Corporation

Metals
ALCOA
Phelps Dodge Wire & Cable

Mining & Aggregate
Georgia-Pacific
LaFarge
Martin Marietta Materials
Meridian Aggregates
Minera Candelaria
Phelps Dodge Mining
Vulcan Materials

Oil/Gas/Chemical
Afton Chemical Corporation
Arch Chemicals
Baker Oil Tools
Baker Petrolite
Basell
Calgon Carbon
ChevronTexaco
Columbian Chemical
Cytec
Degussa Engineered Carbons
Dow Corning
Dynergy
ExxonMobil
Georgia-Pacific
Great Lakes Chemical
National Cooperative Refinery Association
Phillips Petroleum
Petroleum Development Oman
Shell Oil Company
Smith International
Smith Technologies
SONAT Exploration
Takasago
US Borax

Pharmaceutical
AstraZeneca
Cherokee Pharmaceuticals
Eli Lilly
Merck

Roofing Manufacturing
Certainteed
Epoch Composites
GS Roofing Products
TAMKO

Service
Aramark Uniform Services
Mitsubishi Power Systems
Smith Services
Smith Neyrfor

Technology
Dell Computer
Intel
Rockwell Automation
Texas Instruments

Transporation
Burlington Northern Railroad
Continental Airlines

Utilities
Chelan County Public Utility District
El Paso Energy
Pacific Gas & Electric
Reliant Energy
Tennessee Valley Authority