| Business | Phone |
| Liddell Brothers Inc 66 Enter Ln, Islandia 11749 | (631) 348-4120 |
| Bayview Custom Construction 190 Blydenburg Rd, Islandia 11749 | (631) 232-2520 |
| Minelli Construction Corp 300 Corporate Plz, Islandia 11749 | (631) 232-0222 |
| Phoenix Building Svc 47 Snowberry Ln, Islandia 11749 | (631) 234-1206 |