| Business | Phone |
| Crown Oaks 2075 E Villa St, Pasadena 91107 | (626) 792-5791 |
| Dawson Tree Svc 2278 White St, Pasadena 91107 | (626) 794-5159 |
| Flintridge Tree Care 2570 E Walnut St, Pasadena 91107 | (626) 440-0300 |
| Miller Tree Svc 79 N Altadena Dr, Pasadena 91107 | (626) 796-3600 |
| Western Arborists 502 W Route 66, Pasadena 91101 | (626) 796-6725 |
| Ca-State Arborist Pasadena 91101 | (626) 755-1010 |
| Pasadena Pest Control & Tree 750 E Green St, Pasadena 91101 | (626) 793-2344 |
| Tree Preservation Co Pasadena 91101 | (626) 405-0109 |
| Sotero Fernandez Tree Care Pasadena 91105 | (626) 799-8733 |
| Thompson Tree Svc Pasadena 91105 | (626) 799-7759 |
| Guzman Tree Trimming & Hauling Pasadena 91104 | (626) 794-3658 |
| Pacific Tree Svc 1250 E Walnut St # 212, Pasadena 91106 | (626) 794-0451 |
| Rogers Chester Tree Svc Pasadena 91104 | (626) 794-6218 |
| Safe & Beautiful Tree Co Pasadena 91104 | (626) 794-5074 |