| Business | Phone |
| North East Custom Carpentry 161 Twomey Ave, Calverton 11933 | (631) 905-9663 |
| Eastern Tennis & Constr Co 2267 River Rd, Calverton 11933 | (631) 727-0949 |
| Owen Construction Corp 101 Edwards Ave, Calverton 11933 | (631) 369-7310 |
| Peconic Irrigation Systems 18 Karlin Dr, Calverton 11933 | (631) 369-4278 |