Engineers - Electronic in Harrow, Middlesex
| Name & Address | Phone # | Website |
| H B M (UK) Ltd Unit 1/Churchill Court, Harrow, Middlesex HA2 7SA | 020 85156100 |  |
| New Diamond Electronics 13 Ludlow Cl, Harrow, Middlesex HA2 8SR | 020 84226017 |  |
| Name & Address | Phone # | Website |
| H B M (UK) Ltd Unit 1/Churchill Court, Harrow, Middlesex HA2 7SA | 020 85156100 | |
| New Diamond Electronics 13 Ludlow Cl, Harrow, Middlesex HA2 8SR | 020 84226017 | |
