| Business | Phone |
| Custom Systems-Central Fl Inc 101 Gerry Dr, Altamonte Springs 32714 | (407) 933-1900 |
| Firetronics Inc 1035 Pine Hollow Pt, Altamonte Springs 32714 | (407) 774-6900 |
| Spectrum Fire & Security Inc 311 Altamonte Commerce Blvd, Altamonte Springs 32714 | (407) 786-7146 |