| Business | Phone |
| Patten Energy Enterprises Inc 8939 S Sepulveda Blvd # 514, Los Angeles 90045 | (310) 665-9100 |
| Kingstate Oil Co 3325 Wilshire Blvd, Los Angeles 90010 | (213) 389-8505 |
| Therm-X Chemical & Oil Co 2454 E 55th St, Los Angeles 90058 | (323) 583-9861 |