| Business | Phone |
| Cimaron Pacific 700 Harvest Park Dr # G, Brentwood 94513 | (925) 634-3395 |
| Creek & Assoc 1145 2nd St # A331, Brentwood 94513 | (925) 516-4710 |
| Horizon Sales 640 Harvest Park Dr # A, Brentwood 94513 | (925) 634-0788 |
| Kenmar Sales Co Inc 751 Hoffman Ln, Brentwood 94513 | (925) 516-3222 |