| Business | Phone |
| Advanced Photonix 80 W Cochran St # A, Simi Valley 93065 | (805) 527-3900 |
| Anything Electric Corp 67 W Easy St # 120, Simi Valley 93065 | (805) 581-9911 |
| Jaxx Manufacturing Inc 1912 Angus Ave, Simi Valley 93063 | (805) 526-4979 |
| Johnson Controls Inc 1757 Tapo Canyon Rd, Simi Valley 93063 | (805) 522-5555 |
| Meggitt Usa Inc 1955 Surveyor Ave, Simi Valley 93063 | (805) 526-5700 |
| Royal Enterprises Co 4260 Valley Fair St, Simi Valley 93063 | (805) 522-8730 |
| Wireless Concepts Inc 2263 Ward Ave, Simi Valley 93065 | (805) 582-9000 |
| Topaz Systems Inc 650 Cochran St # 6, Simi Valley 93065 | (805) 520-8282 |