| Business | Phone |
| Yamas Controls Inc 6283 S Valley View Blvd M, Las Vegas 89118 | (702) 896-8300 |
| Burke Engineering Co 2910 S Highland Dr C-D, Las Vegas 89109 | (702) 369-5446 |
| Rsd/Total Control 1129 Western Ave, Las Vegas 89102 | (702) 385-4876 |
| Quality Control Systems 6351 Hinson St F, Las Vegas 89118 | (702) 451-5355 |
| Millennium 3 Technologies 4218 W Reno Ave, Las Vegas 89118 | (702) 365-5040 |
| Hudson Controls Inc 3300 Sirius Ave 105, Las Vegas 89102 | (702) 257-2772 |