| Business | Phone |
| C J & Assoc 211 Church Ave, Chula Vista 91910 | (619) 585-8078 |
| Edr Engineering 702 Marbella Cir, Chula Vista 91910 | (619) 421-6750 |
| Engine Techs 2952 Main St, Chula Vista 91911 | (619) 427-1140 |
| Algert Engineering Inc 428 Broadway, Chula Vista 91910 | (619) 420-7090 |
| Mc Gill Martin Self 344 F St # 100, Chula Vista 91910 | (619) 425-1343 |