| Business | Phone |
| Emjay Electronics Inc 4835 Hollywood Blvd # 1, North Miami Beach 33162 | (305) 354-8182 |
| Spytrix Inc 13744 Biscayne Blvd, North Miami Beach 33181 | (305) 919-7101 |
| Internal Security Svc 16211 Ne 12th Ave, North Miami Beach 33162 | (305) 949-1363 |
| M Corps Security Assoc 17021 W Dixie Hwy, North Miami Beach 33160 | (305) 947-7773 |