| Business | Phone |
| Barsell Construction 3483 Golden Gate Way, Lafayette 94549 | (925) 284-8982 |
| Cal York Construction 3400 Mt Diablo Blvd # C, Lafayette 94549 | (925) 299-1796 |
| Oak Knoll Construction 21 My Rd, Lafayette 94549 | (925) 939-2900 |
| Opt Construction Lafayette 94549 | (925) 283-6971 |
| Original Crafters 3969 Cowan Rd, Lafayette 94549 | (925) 283-1185 |
| Tobias Builders 3540 Herman Dr, Lafayette 94549 | (925) 284-1638 |
| Wintree 1041 Stuart St, Lafayette 94549 | (925) 299-8733 |