| Business | Phone |
| Albaugh Builders 4946 Saddlewood Pl, Alta Loma 91737 | (909) 980-0762 |
| J H Construction 6743 Amethyst Ave, Alta Loma 91701 | (909) 987-0642 |
| J J Morgan Co Alta Loma 91701 | (909) 987-1260 |
| Vaitai General Builder 8521 Monte Vista St, Alta Loma 91701 | (909) 466-0279 |