| Business | Phone |
| Roto Pro 17 N Belle Mead Rd # 2, East Setauket 11733 | (631) 549-1211 |
| Rotor Sewer & Drain Svc Terminal Rd, East Setauket 11733 | (631) 724-2228 |
| Sna Plumbing & Heating 5 Robinhood Ln, East Setauket 11733 | (631) 751-7790 |
| Speedy Cesspool & Plumbing Svc 17 N Belle Mead Rd # 2, East Setauket 11733 | (631) 467-2888 |
| Stony Brook Plumbing & Htg Inc 15 Stuyvesant Cir W, East Setauket 11733 | (631) 751-0444 |
| Style Mechanical Inc 7 Enterprise Dr, East Setauket 11733 | (631) 928-0092 |
| T & F Plumbing & Heating 8 Enterprise Dr, East Setauket 11733 | (631) 928-5805 |