| Business | Phone |
| Allstar Roofing 7201 Archibald Ave # 4219, Alta Loma 91701 | (909) 945-3173 |
| American Eagle Roofing Inc 5752 Klusman Ave, Alta Loma 91737 | (909) 989-3543 |
| Bruce Roofing Co 11422 Anzio Ct, Alta Loma 91701 | (909) 225-0024 |
| C T Roofing 6576 Kinlock Ave, Alta Loma 91737 | (909) 466-9090 |
| Cal-Pac Alta Loma 91701 | (909) 989-7711 |
| Carson Roofing Co Alta Loma 91701 | (909) 945-5562 |
| Discount Roofing Alta Loma 91737 | (951) 212-1294 |
| Gordon Perry Roofing 8448 Vicara Dr, Alta Loma 91701 | (909) 944-3884 |
| Hastings Roofing 7201 Haven Ave # 444, Alta Loma 91701 | (909) 980-9944 |
| Hillside Roofing 7012 Amethyst Ave, Alta Loma 91701 | (909) 945-3234 |
| Keller Roof Co 10121 Orange St, Alta Loma 91737 | (909) 980-8075 |
| Preferred Roof Management 6021 Eastwood Ave, Alta Loma 91737 | (909) 948-1256 |
| Ridgeline Roofing 8410 Jennet St, Alta Loma 91701 | (909) 987-2353 |
| Roofquest 6752 Mango St, Alta Loma 91701 | (909) 484-8844 |
| Vic Gunby Roofing 6140 Napa Ave, Alta Loma 91701 | (909) 980-8400 |