| Business | Phone |
| All Points Inspection 2116 N Main St # H, Walnut Creek 94596 | (925) 935-7600 |
| Bay Area Home Inspections Walnut Creek 94596 | (925) 934-1499 |
| Stanley Engineering Svc 2678 N Main St # 21, Walnut Creek 94597 | (925) 930-7826 |
| Valley Home Improvement Po Box 3035, Walnut Creek 94598 | (925) 682-8503 |
| Bay Property Svc Walnut Creek 94595 | (925) 457-4500 |