| Business | Phone |
| Taormina Associates 25 Gray Rock Rd, Trumbull 6611 | (203) 268-8924 |
| Technics 15 Oxen Hill Rd, Trumbull 6611 | (203) 268-9600 |
| Thermal Coatings & Engineering 15 Rennison Rd, Trumbull 6611 | (203) 386-0728 |
| Bgm Engineering Llc 52 Ascolese Rd, Trumbull 6611 | (203) 452-9408 |
| Center For Creative Mechanisms 52 Russ Rd, Trumbull 6611 | (203) 374-7616 |
| Fuss & O'Neill Inc 56 Quarry Rd, Trumbull 6611 | (203) 374-3748 |
| Lobdell Consultants 164 Palomino Pass, Trumbull 6611 | (203) 261-3800 |
| Lza Group 7 Cambridge Dr # 215, Trumbull 6611 | (203) 374-3701 |
| Horizon Associates 10 Old Sawmill Rd, Trumbull 6611 | (203) 445-1085 |