| Business | Phone |
| Aeronix Inc 1775 W Hibiscus Blvd # 200, Melbourne 32901 | (321) 984-1671 |
| Communications Laboratories 305 East Dr # L, Melbourne 32904 | (321) 409-9898 |
| Defense Manufacturing Co 808 Carolin St, Melbourne 32901 | (321) 724-5007 |
| Electronic Systems Integration 1055 S John Rodes Blvd, Melbourne 32904 | (321) 956-0095 |
| Rubicom Systems Inc 284 West Dr, Melbourne 32904 | (321) 951-1710 |
| Silver Engineering Inc 255 East Dr # A, Melbourne 32904 | (321) 676-7596 |
| Srd Melbourne 32901 | (321) 722-4797 |