| Business | Phone |
| Complete Tree Svc 741 Peconic St, Ronkonkoma 11779 | (631) 981-8733 |
| All American Tree & Stump 34 10th St, Ronkonkoma 11779 | (631) 467-2727 |
| Lyon Tree Svc Ltd 49 4th St, Ronkonkoma 11779 | (631) 737-6347 |
| Precision Tree Svc 24 Garden Ct, Ronkonkoma 11779 | (631) 471-4219 |
| L I Lumberjack Tree 345 Lake Shore Rd, Ronkonkoma 11779 | (631) 244-9098 |