| Business | Phone |
| A K Construction 22842 Rio Lobos Rd, Diamond Bar 91765 | (909) 861-0202 |
| John Phillips Construction Svc 2480 Sunbright Dr, Diamond Bar 91765 | (949) 232-8674 |
| Storage Product Specialties 23839 Country View Dr, Diamond Bar 91765 | (909) 861-9504 |