| 6231591 | Witheridge Farm | Witheridge Farm, Draycott Road, Cheddar, Somerset, BS27 3RJ, UK | BS27 3RJ | scrumpymick@gmail.com | Michael White | | — | |
| 6002271 | Witley Station Garage | Coopers Pl, Combe Ln, Wormley, Chiddingfold, Godalming GU8 5SZ, UK | GU8 5SZ | info@whitleystationgarage.co.uk | Lee Howard | — | — | |
| 5893353 | Winsor Court | Winsor Court, Kelly Bray, Callingon, Cornwall, PL17 8HE | PL17 8HE | ianwfuller@btinternet.com | Ian Fuller | | — | |
| 5813034 | Wiston Estate | Wiston Estate Office, Steyning Road, Wiston, Steyning, West Sussex, BN44 3DD, UK | BN44 3DD | dean@wistonestate.co.uk | Dean Ellis | | — | |
| 5717389 | Winkworth Farm | Lea, Malmesbury, Wiltshire, SN16 9NH, UK | SN16 9NH | info@winkworthfarm.com | Tom Newman | | — | |
| 5642000 | Wishaw Golf Club Ltd NS3095 | Wishaw, Sutton Coldfield, B76 9QW | B76 9QW | golf@wishawgc.co.uk | Richard Langley | | — | |
| 5126894 | WJT Homes Ltd | 1 Mareth Road, Colchester, Essex, CO2 9LW, UK | CO2 9LW | williamjtappenden@hotmail.com | William Tappenden | — | — | |
| 5004329 | Woggo | Woggo, Hophurst Hill, Crawley Down, RH10 4LP | RH10 4DN | scottellisdon1@googlemail.com | Scott Ellisdon | | — | |
| 4936404 | WK & CE Grain | The Grannary, Barton Road, Haslingfield, Cambridge CB23 1LW, UK | CB24 3AR | bill@grain-plant.co.uk | Mr Grain | — | — | |
| 4248945 | Woma UK Limited | Davenport House, Davenport Gate, Macadam Way, West Portway Industrial Estate, Andover, SP10 3SQ | SP10 3SQ | richard.sheldrake@woma.uk.com | Richard Sheldrake | | — | |
| 3492718 | Woodcroft (C1223) | Burton, Neston CH64 8TE, UK | CH64 8TE | Noelandmariahome@aol.com | Maria O'Neill | | — | |
| 3492717 | Woodborough Mill (Bonds) (A1336) | Epperstone Bypass, Woodborough, Nottingham NG14 6DH | NG14 6DH | susannahenley@hotmail.co.uk | Susanna Henley | | — | |
| 3492714 | Winterley Lodge (Ns 2681) | Dovecliff Rd, Stretton, Burton-on-Trent DE13 0DJ, UK | DE13 0DJ | — | | — | — | |
| 10052202 | Willows View | Long Ln, Ashbourne DE6 5BG, UK | DE6 5BG | aes5@mac.com | Anthony Smith | | — | |
| 8944998 | Willow Facilities Maintenance | 8 Tudor Rd, Bewdley DY12 2BW, UK | DY12 2BW | info@willow-fm.co.uk | Tony Roe | | — | |
| 8810401 | Wilson Brothers Contractors Ltd | Afallon, Corwen LL21 9ND, UK | LL21 9ND | wilsonbros@live.co.uk | Joe Wilson | — | — | |
| 7466088 | Willow Tree Barn | Willow Tree Barn, Shelsley Walsh, Worcester, Worcestershire, WR6 6RP | WR6 6RP | phil.lloyd99@yahoo.com | Phillip Lloyd | | — | |
| 7452490 | Winchcombe Woodlands | Winchcombe Woodlands, Four Acres, The Hyde, Cheltenham, GL54 5QR | GL54 | oattwood@me.com | David Attwood | | — | |
| 7405536 | Willowbrook | Willowbrook, Tolldish Lane, Great Haywood, Stafford, Staffordshire, ST18 0RA | ST18 0RA | shabaza69@gmail.com | Barrie Rees | | — | |
| 7006240 | Willow Tree Barn, SN15 4NQ | Willow Tree Barn, Foxham, Chippenham, Wiltshire, SN15 4NQ | SN15 4NE | alec_kinch@hotmail.co.uk | Alec Kinch | | — | |
| 6939984 | Willow Farm Cottage | Willow Farm Cottage, Earsham Road, Hedenham , Norfolk, NR35 2DF | NR35 2DF | 4658craig@gmail.com | Craig Lee | | — | |
| 6699028 | Willow Lodge | Willow Lodge, Canfield Drive, Takeley, Bishops Stortford, CM22 6SZ | CM22 6SZ | — | Jimmy Beaney | | — | |
| 6586610 | Willow Tree Farm | Willow Tree Farm, Bramley Lane, Higher Kinnerton, Chester, Flintshire, CH4 9AX | CH4 9AX | rosnevett@aol.com | Simon Nevett | | — | |
| 5131404 | Wilson Milk Tanks Ltd | 43 Straidkilly Rd, Carnlough, Ballymena, Antrim BT44 0LQ, UK | BT44 | Wilsonmilktanksni@gmail.com | Cecil Wilson | — | — | |
| 5009829 | Wiltshire Concrete | Hopton Park Industrial Estate, Hopton Road, Devizes, Wiltshire, SN10 2EY, UK | SN10 2EH | stuart.seear@wiltshirehbm.com | P Brown | | — | |