Convention & Trade Show Organizers in Harrow, Middlesex
| Name & Address | Phone # | Website |
| Alan Barton Unit B1/Phoenix Industrial Estate, Harrow, Middlesex HA1 2SP | 020 84242432 |  |
| DMG World Media Equitable House, Harrow, Middlesex HA1 2EW | 020 85152000 | |
| Imago 2 Gerard Road, Harrow, Middlesex HA1 2ND | 020 89099660 | |
| International Conference Solutions Ltd 275 Pinner Road, Harrow, Middlesex HA1 4HF | 020 85157959 | |
