| Business | Phone |
| Energy Labs Inc 9651 Airway Rd # E, San Diego 92154 | (619) 671-0100 |
| Southern California Air Cond 9707 Aero Dr, San Diego 92123 | (858) 278-9502 |
| Curb & Vent Manufacturer 4898 Ronson Ct, San Diego 92111 | (858) 576-4424 |
| Johnstone Supply 4320 Pacific Hwy, San Diego 92110 | (619) 298-7168 |