| Westcountry Business Limited | Information & communication | 2002 |
| Westcountry Commercial Kitchens Ltd | Other services | 2017 |
| Westcountry Conversions Limited | Construction | 2007 |
| Westcountry Facilities Ltd | Other services | 2019 |
| Westcountry Fire Protection Limited | Construction | 2005 |
| Westerlands Management Limited | Administrative & support | 2000 |
| Western Counties Roofing Limited | Construction | 1989 |
| Western Counties Wholesale Limited | Wholesale & retail | 2012 |
| Western Court (Sidmouth) Residents Association Limited | Households | 1978 |
| Western Design and Build Limited | Construction | 2012 |
| Western Taverns Limited | Hospitality | 2013 |
| Westframe Group Limited | Professional & scientific | 1996 |
| Westhayes Management Company Limited | Real estate | 2006 |
| Westminster House Ltd | Real estate | 2021 |
| Westwood Vehicles Ltd | Wholesale & retail | 2025 |
| WET Leisure Trading Limited | Financial services | 2013 |
| Wevolt Ltd | Energy | 2023 |
| WGM Holdings Limited | Real estate | 2020 |
| Wharton Fisheries Group Ltd | Wholesale & retail | 2019 |
| What Every Woman Wear Ltd | Wholesale & retail | 2021 |
| What's 4 T Limited | Hospitality | 2019 |
| What's Your Problem C.I.C. | Professional & scientific | 2015 |
| Whidborne Copse Limited | Real estate | 1997 |
| White Court ( Dawlish ) Ltd | Real estate | 2018 |
| White Gables (Torquay) Limited | Households | 2008 |
| White Oxen Trading (London) Limited | Professional & scientific | 2018 |
| White Oxen Trading LLP | | 2018 |
| White Space Agency Ltd | Information & communication | 2011 |
| Whitehills Garage Limited | Wholesale & retail | 2015 |
| Wicked Worktops Ltd | Manufacturing | 2020 |
| Wight Hygiene Company Ltd | Wholesale & retail | 2021 |
| Willhew Ltd | Real estate | 2017 |
| William Holly Limited | Information & communication | 2006 |
| Willow Well-Being Ltd | Health & social care | 2018 |
| Willowmead Consultancy Ltd | Professional & scientific | 2022 |
| Willowridge Limited | Real estate | 2013 |
| Willowsmere Limited | Households | 1989 |
| Wilnecote and ST Ives Management Company Limited | Households | 2005 |
| Wilson & Johns (Property) Ltd | Households | 2016 |
| Wilson & Johns Limited | Professional & scientific | 2005 |
| Wilstone Limited | Real estate | 2017 |
| Wilverley Management Company Limited | Households | 1988 |
| Winding Paths Ltd | Arts & recreation | 2019 |
| Windmill Court (Brixham) Limited | Households | 1973 |
| Winflow Ltd | Health & social care | 2026 |
| Winsford Homes Ltd. | Real estate | 2007 |
| Winter Rule LLP | | 2009 |
| Wlow Electromech Ltd | Energy | 2026 |
| Wolborough Holdings Limited | Real estate | 1997 |
| Wolf Rock Property Limited | Real estate | 2017 |
| Wolf Technical Recruitment Ltd | Administrative & support | 2023 |
| Wollen Michelmore LLP | | 2011 |
| Wollens Trust Company Limited | Professional & scientific | 2023 |
| Wood Cloud Systems Ltd | Information & communication | 2026 |
| Woodfield Court Management Company (Torquay) Ltd | Households | 1999 |
| Woodford Developments (Fifty Five) Limited | Real estate | 2016 |
| Woodford Developments (Fifty Four) Limited | Real estate | 2016 |
| Woodford Developments (Fifty SIX) Limited | Real estate | 2016 |
| Woodford Group Developments Limited | Real estate | 2016 |
| Woodford Group Holdings Limited | Administrative & support | 2016 |
| Woodhaye Gardens (Torquay) Flat Management Co. Limited | Households | 1988 |
| Woodland Business Park Limited | Real estate | 2002 |
| Woodland Court (Torquay) Limited | Households | 2003 |
| Woodland Mews (Torquay) Limited | Households | 2003 |
| Woodland Trade Windows Limited | Manufacturing | 2003 |
| Woodpeckers Management Limited | Households | 2005 |
| Woodway Place Management Limited | Real estate | 2005 |
| Woodworking Ltd | Construction | 2015 |
| Woody's (Holdings) Limited | Financial services | 2020 |
| Woody's Scaffolding Limited | Construction | 2010 |
| Worcester Properties Ltd | Real estate | 2022 |
| WORD3 Ltd | Information & communication | 2013 |
| Work Wife Limited | Administrative & support | 2024 |
| Working Minds CIC | Health & social care | 2015 |
| Working Minds Group Ltd | Health & social care | 2016 |
| World of MAW Limited | Arts & recreation | 2017 |
| World Tree Ltd | Other services | 2018 |
| Wp.John Ltd | Construction | 2024 |
| WPL Services Ltd | Professional & scientific | 2022 |
| WPS Children's Centre CIC | Education | 2006 |
| Wroxall Grange RTM Company Limited | Households | 2017 |
| WTF Energy Ltd | Energy | 2014 |
| WW Property Developments Ltd | Construction | 2015 |
| Wynford Gardens Management Limited | Households | 2018 |
| X Press Print Centres Limited | | 1989 |
| Xantii UK Limited | Information & communication | 2012 |
| XC Signature Limited | Wholesale & retail | 2006 |
| Xcaliber Construction Ltd | Construction | 2025 |
| XFT Limited | Information & communication | 2018 |
| Xiao MAN Takeaway Limited | Hospitality | 2026 |
| Xinfengda Limited | Hospitality | 2022 |
| Xtreme Vapour Ltd | Wholesale & retail | 2016 |
| XXT Limited | Health & social care | 2020 |
| Yachting Concept Limited | Construction | 2016 |
| Yalberton Estates Limited | Real estate | 2023 |
| Yarnology UK Ltd | Wholesale & retail | 2025 |
| Yarpple Limited | Real estate | 2012 |
| Yellow Spot Productions Limited | Information & communication | 2016 |
| Yeti Services Ltd | Hospitality | 2017 |
| Ying Yang Horses Limited | Other services | 2016 |