| Business | Phone |
| Bloomers East End 240 Montauk Hwy, Speonk 11972 | (631) 472-2500 |
| Montecalvo Paving 1233 Speonk Riverhead Rd, Speonk 11972 | (631) 325-1583 |
| Dave Sandel Inc 170 Montauk Hwy, Speonk 11972 | (631) 325-5588 |
| Fox Land Surveying 147 B Old Country Rd, Speonk 11972 | (631) 325-8777 |