| Business | Phone |
| Technology Solution Partners 2 Trap Falls Rd # 102, Shelton 6484 | (203) 925-8388 |
| Systems Group Inc 1077 Bridgeport Ave, Shelton 6484 | (203) 944-9400 |
| Excel Data Systems Inc 26 Sharon Ct, Shelton 6484 | (203) 924-9097 |
| Intuit Eclipse Inc 100 Beard Sawmill Rd, Shelton 6484 | (203) 926-2641 |