Security Guard & Patrol Service in Harrow, Middlesex
| Name & Address | Phone # | Website |
| Capital Security Services 194 Kingshill Drive, Harrow, Middlesex HA3 8QS | 020 89075740 |  |
| Chuk Security Palmerston Road, Harrow, Middlesex HA3 7RR | 020 88631666 |  |
| S N Events High Street, Harrow, Middlesex HA3 5DX | 020 88638890 | |
