| Client | City |
|---|---|
| Loop Cold Storage | McAllen |
| Vanity Fair | McAllen |
| Haggar | Weslaco |
| Rio Grande Snack Food | Mission |
| Unimark | McAllen |
| EG&G Auto Testing | San Antonio |
| Levi Strauss | San Benito, McAllen |
| Dresser Industries | Laredo |
| Coca-Cola Bottling | McAllen, San Benito |
| Weyerhauser | McAllen |
| Valley Block & Brick | Pharr, San Benito |
| Central Ready Mix | Pharr, San Benito |
| Tres Puentes | Hidalgo |
| Hi-Tec Plastics | Mission |
| Millard Refrigeration | McAllen |
| LFD Warehouse | McAllen |
| Subsea 7 | Port Isabel |