| Business | Phone |
| Ace Tree Experts 23 Elm St, Guilford 6437 | (203) 457-2211 |
| Bartlett Tree Experts 387 Soundview Rd, Guilford 6437 | (203) 453-1357 |
| Burdick Tree Svc 67 Wall Rd, Guilford 6437 | (203) 453-6390 |
| Dolomont Tree Care 12 Sunset Cir, Guilford 6437 | (203) 457-9684 |
| Eastern Tree Svc 23 Elm St, Guilford 6437 | (203) 457-1737 |
| Family Tree Care 5002 Durham Rd, Guilford 6437 | (203) 457-9652 |