| Business | Phone |
| System Technical Support 3327 La Cienega Pl, Los Angeles 90016 | (310) 845-9400 |
| Masters Contracting Corp 11562 Richland Ave, Los Angeles 90064 | (310) 445-9318 |
| Arrow Contractor 1031 S Broadway # 813, Los Angeles 90015 | (213) 741-1532 |
| Avanti Contracting Co 3731 Wilshire Blvd, Los Angeles 90010 | (213) 388-4799 |
| Calif Contractors License Bond Los Angeles 90048 | (323) 653-4023 |
| Avalon Design Build 110 S Fairfax Ave # A11, Los Angeles 90036 | (323) 954-9008 |
| J's Dynasty 5845 S Malt Ave, Los Angeles 90040 | (323) 869-9549 |
| Maaz 1182 W 37th Dr, Los Angeles 90007 | (323) 733-2289 |
| R B Contractor Finish 5951 Avalon Blvd, Los Angeles 90003 | (323) 238-0809 |
| Clover Contracting 4505 W 5th St, Los Angeles 90020 | (323) 549-0010 |
| R & O Contracting 3000 Alsace Ave, Los Angeles 90016 | (323) 932-9544 |
| Southern California Mech Contr 501 Shatto Pl, Los Angeles 90020 | (213) 738-7950 |
| Addscape Inc 11723 S Western Ave, Los Angeles 90047 | (323) 242-0049 |
| Marvin Gillenwader 1015 W 57th St, Los Angeles 90037 | (323) 750-4404 |
| Steiner Contractors Inc Los Angeles 90042 | (323) 255-4299 |
| Martins Construction Corp 1625 Orchard Ave, Los Angeles 90006 | (818) 518-6002 |