| Business | Phone |
| American Tree Svc Inc Po Box 965, Darien 6820 | (203) 855-8733 |
| Brown & Co Tree Specialists 26 Wakeman Rd, Darien 6820 | (203) 656-4333 |
| Expert Tree Co 109 West Ave, Darien 6820 | (203) 655-6403 |
| O'Neill's Tree Care Inc 1 Ledge Rd, Darien 6820 | (203) 655-7865 |