| Business | Phone |
| Abc Builders Inc 27 Peach St, Central Islip 11722 | (631) 582-4375 |
| Cascella & Sons Construction 70 Carleton Ave, Central Islip 11722 | (631) 582-0100 |
| Hanks Home Improvement 1265 Suffolk Ave, Central Islip 11722 | (631) 665-6158 |
| Hapco Builders 101 Sportsmen St, Central Islip 11722 | (631) 582-3968 |