| Business | Phone |
| Construction Management Corp 309 Greenwich Ave, Greenwich 6830 | (203) 661-4567 |
| Nathaniel Witherell Home 70 Parsonage Rd, Greenwich 6830 | (203) 618-4200 |
| Gunther Homes Inc 417 N Maple Ave, Greenwich 6830 | (203) 422-2615 |
| Homestead Builders 39 Homestead Rd, Greenwich 6831 | (203) 531-6373 |
| I Grace Co 1065 North St, Greenwich 6831 | (203) 422-5550 |