Burglar Alarm Systems & Monitoring in Harrow, Middlesex
| Name & Address | Phone # | Website |
| Express Worldwide 174 Pinner Road, Harrow, Middlesex HA1 4JP | 020 84260941 |  |
| Imamco Security 2 Scott Cresent, Harrow, Middlesex HA2 0SP | 0800-956 7442 | |
| Javington Services 91 Pinner Road, Harrow, Middlesex HA1 4ET | 020 84273708 | |
| Phase (8) Alarms Ltd 189 Headstone Lane, Harrow, Middlesex HA2 6ND | 020 88638792 | |
