| Client name | City | Country |
|---|---|---|
| Aalberts Integrated Piping Systems | Charlotte | United States |
| Adams Valves, Inc. | Houston | United States |
| AWC Inc. | Baton Rouge | United States |
| Badger Meter, Inc. | Milwaukee | United States |
| BAH Group Inc. | Pasadena | United States |
| BBP Sales, LLC | Baton Rouge | United States |
| Bechtel Oil, Gas & Chemicals Inc. | Houston | United States |
| Bechtel Power Corporation | Frederick | United States |
| Blue Cube Operations LLC | Freeport | United States |
| BP America Inc. | Houston | United States |
| BP Cherry Point Refinery | Blaine | United States |
| Candu Energy Inc. | Mississauga | Canada |
| Celanese | Clear Lake | United States |
| Celanese International Corporation | Irving | United States |
| Chevron Phillips Chemical Company LP | Baytown | United States |
| ChevronPhillips Chemicals Pasadena Plastics Complex (PCC) | Pasadena | United States |
| CIRCOR Energy Headquarters | Houston | United States |
| Clarke Valve | Newport | United States |
| Colors & Effects USA LLC | Cincinnati | United States |
| Coneleex LLC | Houston | United States |
| Cummins Inc. | Mississauga | Canada |
| Eastern Industrial Supplies, INC | Jacksonville | United States |
| EBRO Armaturen USA | Houston | United States |
| Endress+Hauser Inc. | Greenwood | United States |
| Enerkem Inc. | Montreal | Canada |
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