| Business | Phone |
| 3-D Stage Lighting Inc 2335 University Ave, San Diego 92104 | (619) 291-1010 |
| San Diego Opera Scenic Studio 3064 Commercial St, San Diego 92113 | (619) 232-5911 |
| Norcostco Inc San Diego 92105 | (619) 283-4799 |
| Msi Production Svc 1945 Kurtz St, San Diego 92110 | (619) 682-5220 |
| Gary Raub Assoc 4540 Kearny Villa Rd # 210, San Diego 92123 | (858) 565-2775 |