| Business | Phone |
| Artistic Maintenance Inc 603 S Milliken Ave # A, Ontario 91761 | (909) 390-5156 |
| Hi Tech Maintenance 1352 W 5th St # F27, Ontario 91762 | (909) 986-5581 |
| Globex Maintenance 921 E Rosewood Ct, Ontario 91764 | (909) 986-4253 |
| Pickard Constr & Maintenance 5171 Merle St # B, Ontario 91762 | (909) 770-0859 |