| Business | Phone |
| Accounting System Integrators 140 Washington Ave # 16, North Haven 6473 | (203) 239-7740 |
| New Technology Solutions 111 Patten Rd, North Haven 6473 | (203) 239-6874 |
| Innovation Software Group Llc 565 Washington Ave # 1, North Haven 6473 | (203) 234-1406 |
| Integrated Financial Systems 24 Washington Ave, North Haven 6473 | (203) 234-8441 |