| Business | Phone |
| Clarus Energy Corp 3655 Nobel Dr, San Diego 92122 | (858) 450-4000 |
| Energy Optimization 5858 Mount Alifan Dr # 135, San Diego 92111 | (858) 560-6502 |
| Energy Technology & Svc 2637 Ariane Dr, San Diego 92117 | (858) 274-3560 |
| Real Energy Inc 9325 Sky Park Ct, San Diego 92123 | (858) 278-4395 |
| Quality Conservation Svc Inc 7550 Miramar Rd, San Diego 92126 | (858) 537-2090 |
| R & R Controls Inc 4564 Alvarado Canyon Rd, San Diego 92120 | (619) 516-1880 |
| Power Logic 4558 Brighton Ave, San Diego 92107 | (619) 523-6229 |
| National Resource Management 914 Diamond St, San Diego 92109 | (858) 581-1528 |
| Fuel Fx Intl Inc 12730 High Bluff Dr, San Diego 92130 | (858) 792-0118 |
| Hawker Energy Products 9163 Siempre Viva Rd, San Diego 92154 | (619) 671-3800 |