CLIENTS
Truitt Engineering has provided services directly or indirectly to the following organizations:
| Air Products | Masterfoods (M&M Mars) | SCP Global Technologies |
| Akrion | Matheson Trigas | Snowball Foods |
| Ametek West Chester Plastics | Maxim | Solar Turbines |
| Atlantic States | Megger | Square D |
| Barnes and Noble | Merck & Company | Starwood Hotels |
| Binnie & Smith | Metpro | ST Microelectronics |
| Bombardier Transportation | National Semiconductor | Sunoco |
| Church & Dwight | NEMF | Taylor Packing |
| Conectiv Power | Nestle Purina | United Electric Supply |
| Denton Vacuum | New Castle County, DE | United Parcel Service |
| Drug Emporium | Northampton Community College | University of Delaware |
| Elementis Pigments | Occidental Chemical Corporation | Valero |
| Exxon Mobil | Ocean County Utility Authority | Webb Electric |
| Fluor Daniel | Philadelphia Water Department | Weiler Labeling Systems |
| IBM | PPL Energy | |
| Masonite | Rockwood Pigments |