| Worcester City Council | Worcester | — | 01905 722537 | Open → |
| Worthing Borough Council | Worthing, West Sussex | building.control@adur-worthing.gov.uk | 01903 239999 | Open → |
| WRAGG | — | — | — | Open → |
| Wrexham County Borough Council | Wrexham | — | x | Open → |
| Wrexham Fire Brigade | Wrexham | — | 01978 353876 | Open → |
| WRIGHT | — | — | — | Open → |
| WRIGHT | — | — | — | Open → |
| WRIGHT | — | — | — | Open → |
| WRIGHT | — | — | — | Open → |
| Wright Design Hull | Hull | dwright@wrightdesignhull.co.uk | 01482 897078 | Open → |
| WRIGHT OF CROCKEY HILL LTD | — | — | — | Open → |
| Wychavon District Council | Malvern | mail@southworcestershirebuildingcontrol.gov.uk | 01684 862223 | Open → |
| Wycombe District Council | Bucks | — | x | Open → |
| Wyre Borough Council | Poulton le Fylde | — | 1253891000 | Open → |
| Wyre Forest District Council | Kidderminster | — | x | Open → |
| X Avon Fire Brigade | Bristol | — | 0117 926 2061 | Open → |
| X Avon Fire Brigade | Weston-super-Mare | — | — | Open → |
| X Avon Fire Brigade | Bath | — | 01225 466267 | Open → |
| X Bedford & Luton Fire & Rescue Service | Bedford | — | 01582 875209 | Open → |
| X Cherwell District Council | Banbury | — | — | Open → |
| X Cheshire Fire and Rescue Service | Winsford | — | 01606 868712 | Open → |
| X Cheshire Fire Brigade | Cheshire | — | 01270 213246 | Open → |
| X Cheshire Fire Service | Cheshire | — | 01625 524067 | Open → |
| X Cheshire West and Chester Council | Chesire | — | — | Open → |
| X City of London | — | district.surveyor@cityoflondon.gov.uk | x | Open → |