| Business | Phone |
| All Hands Construction 100 Middle Island Blvd, Middle Island 11953 | (631) 924-5478 |
| Ana Home Improvements Corp 1533 Rocky Point Rd, Middle Island 11953 | (631) 924-6166 |
| Big Dog Roofing 1577 Rocky Point Rd, Middle Island 11953 | (631) 924-2515 |
| Buchanan & Marques Contracting 185 Route 25, Middle Island 11953 | (631) 345-0150 |
| Mib Construction Management 19 Denis Ln, Middle Island 11953 | (631) 696-6465 |
| Deon Construction 1563 Rocky Point Rd, Middle Island 11953 | (631) 331-4969 |