| Business | Phone |
| Absolute Security 7075 E 21st St, Tucson 85710 | (520) 791-7750 |
| Adi 1131 E Palmdale St # 101, Tucson 85714 | (520) 746-1533 |
| Advance Security 4560 E Broadway Blvd, Tucson 85711 | (520) 319-1748 |
| Alligator Lock 6911 E Tobin Pl, Tucson 85730 | (520) 235-6799 |
| Alltech Gate Systems Llc 7075 E 21st St, Tucson 85710 | (520) 747-4441 |
| Assured Security Systems Inc 2480 W Ruthrauff Rd, Tucson 85705 | (520) 293-4488 |
| Computer Security Consulting 1927 E Holladay St, Tucson 85706 | (520) 889-1201 |
| Desert Alarm 1661 W Prince Rd # 108, Tucson 85705 | (520) 293-6505 |
| Eps Security 1150 E Pennsylvania St # 608, Tucson 85714 | (520) 889-2232 |
| Esm Inc 3755 E 34th St # 101a, Tucson 85713 | (520) 790-8992 |
| Guard Pro Protection Systems 7440 N Oracle Rd # 6, Tucson 85704 | (520) 744-3867 |
| West Gate Of Paloma 3520 E Campo Abierto, Tucson 85718 | (520) 577-1786 |
| Young Alarm 2432 E Grant Rd, Tucson 85719 | (520) 322-5387 |
| Tucson Federal Court Security 405 W Congress St, Tucson 85701 | (520) 624-0985 |
| Safeguard Security 1870 W Prince Rd, Tucson 85705 | (520) 293-3661 |
| Pre-Ventronics 1635 S Alvernon Way, Tucson 85711 | (520) 790-4960 |