| Business | Phone |
| Advanced Technologies Dev Inc 41 Island Heights Cir, Stamford 6902 | (203) 359-3467 |
| Atkinson Koven Feinberg 1 Atlantic St, Stamford 6901 | (203) 323-4333 |
| Bollyky Associates Inc 31 Strawberry Hill Ave, Stamford 6902 | (203) 967-4223 |
| C R Engineering 14 Elizabeth Ave, Stamford 6907 | (203) 359-2458 |
| Robert W Schunk Consulting 177 Broad St, Stamford 6901 | (203) 323-2626 |
| Roi Institute Po Box 16890, Stamford 6905 | (203) 322-7642 |
| Dmjm Harris 333 Ludlow St, Stamford 6902 | (203) 327-0240 |
| Edward & Zuck 30 Oak St # 4, Stamford 6905 | (203) 352-1331 |
| P E Designs Inc 2001 W Main St # 202, Stamford 6902 | (203) 359-3395 |
| Fairfield Associates 78 Harvard Ave, Stamford 6902 | (203) 327-0001 |
| Mazza Consulting Group 880 Canal St, Stamford 6902 | (203) 975-1600 |
| Jamroga Engineering Corp 33 Jamroga Ln, Stamford 6905 | (203) 353-8656 |