| Business | Phone |
| B Hansen Co 22 Stony Hollow Rd, Centerport 11721 | (631) 262-1299 |
| Master Builders Inc 265 E Main St, Centerport 11721 | (631) 271-4646 |
| Bud Construction Corp 142 Little Neck Rd, Centerport 11721 | (631) 757-3819 |
| Cornerstone Construction 28 Lakeside Dr, Centerport 11721 | (631) 261-9333 |
| Graciano Construction Corp 23 Harbor Cir, Centerport 11721 | (631) 261-3420 |
| Plumb Contracting Carpentry 58 Oakdale Rd, Centerport 11721 | (631) 261-7861 |
| Rosewood Custom Builders 82 Prospect Rd, Centerport 11721 | (631) 754-4701 |