| Business | Phone |
| Haven Building Materials 9393 Haven Ave, Rancho Cucamonga 91730 | (909) 989-1889 |
| Landmark Building Products Inc 11081 Tacoma Dr, Rancho Cucamonga 91730 | (909) 484-5870 |
| American Building Supply 11089 Tacoma Dr, Rancho Cucamonga 91730 | (909) 944-3515 |
| Gatesco Enterprises Inc 10700 Jersey Blvd # 670, Rancho Cucamonga 91730 | (909) 477-6630 |