| Business | Phone |
| Adi 101 Fairchild Ave, Plainview 11803 | (516) 349-1050 |
| Adt Security Svc 115 E Bethpage Rd, Plainview 11803 | (516) 694-1241 |
| Alarm Supply Co Inc 45 Cain Dr, Plainview 11803 | (516) 293-0303 |
| Alarm Warehouse Inc 122 Dupont St, Plainview 11803 | (516) 576-0606 |
| F M Systems Inc 53 Shelter Hill Rd, Plainview 11803 | (516) 931-4391 |
| General Security 100 Fairchild Ave # A, Plainview 11803 | (516) 997-6464 |
| Protection One 125 E Bethpage Rd, Plainview 11803 | (516) 794-5060 |
| M & S Security Systems Inc 2 Patricia St, Plainview 11803 | (516) 867-4112 |
| Masada Security 125 E Bethpage Rd, Plainview 11803 | (516) 488-3737 |