| Designed Pilates Ltd | Peterborough | 2022 |
| Designedbydayna Ltd | Basildon | 2021 |
| Designer Worships YOU! Ltd | Huddersfield | 2025 |
| Designess Ltd | Southampton | 2016 |
| Designing Libraries International CIC | Solihull | 2024 |
| Designmatic Limited | Tunbridge Wells | 2004 |
| Designpm (International) Limited | London | 2015 |
| Designpm Limited | London | 2004 |
| Designs by Jade Ltd | Knaresborough | 2024 |
| Designs by Kirsty Ltd. | Blackburn | 2014 |
| Designs by Wintur Ltd | Romford | 2025 |
| Designs ETC Limited | Bedford | 2025 |
| DESIGNS4GARDENS Limited | Hatfield | 2018 |
| Designture Creative Studio Limited | Sunderland | 2019 |
| Designvision Limited | London | 2003 |
| Designz Face Painting Ltd | London | 2023 |
| Desire Digital Limited | Hayes | 2026 |
| Desire Paths CIC | London | 2023 |
| Desire Studios Ltd | London | 2026 |
| Desire to Dance Ltd | Dorking | 2021 |
| Desiring Ltd | Luton | 2023 |
| Desk Operator Ltd | London | 2018 |
| Desktop Audio Limited | Knutsford | 2022 |
| Desmesi Limited | London | 2017 |
| Deso Ltd | Abingdon | 2024 |
| Desor Ltd | London | 2024 |
| Desouza Sports Management Limited | Milton Keynes | 2016 |
| Despacio Limited | Potters Bar | 2013 |
| Desperate Journalist Ltd | London | 2025 |
| Desperate MEN Ltd | Bristol | 2005 |
| Despite the Monkey Limited | Wirral | 2019 |
| Destination Carp Ltd | Bradford | 2019 |
| Destination Dakar Ltd | Ruislip, | 2024 |
| Destination Dance (Dundee) Ltd | Dundee | 2023 |
| Destination Dance Limited | London | 2017 |
| Destination Derbyshire CIC | Belper | 2026 |
| Destination Events Ltd. | Wallington | 1999 |
| Destination Fitness Holdings Limited | Stoke-On-Trent | 2021 |
| Destination Leisure Ltd | Derby | 2018 |
| Destination Padel Limited | Wilmslow | 2023 |
| Destination Pickleball Limited | Market Drayton | 2026 |
| Destination Strength & Fitness Limited | Stoke-On-Trent | 2021 |
| Destination Tourism Limited | London | 2017 |
| Destination Training Group Limited | Bedford | 2024 |
| Destinationdez Ltd | Brackley | 2025 |
| Destined for Valour Ltd | London | 2024 |
| Destined Music Limited | London | 2022 |
| Destined Productions Limited | London | 2004 |
| Destino Health & Fitness Limited | Derby | 2016 |
| Destino Padel (Chesterfield) Ltd | Mansfield | 2026 |
| Destino Padel Ltd | Mansfield | 2025 |
| Destiny BDR Limited | Liverpool | 2022 |
| Destiny Catchers Ltd | London | 2025 |
| Destiny Gym Limited | Worksop | 2026 |
| Destiny Jones Ltd | Hounslow | 2022 |
| Destiny Music Limited | London | 1968 |
| Destiny Music Records Limited | Manchester | 2019 |
| Destiny Pole Ltd | Brackley | 2021 |
| Destiny Reading’S Ltd | Louth | 2022 |
| Destiny Talent Ltd | London | 2022 |
| DESTO38 Limited | London | 2024 |
| Destroyer Surfboards Limited | Barnstaple | 2025 |
| DET Community CIC | Bristol | 2023 |
| Detached Events Ltd | London | 2026 |
| Detail Cleaning Services Ltd | London | 2025 |
| Detail Films Ltd | Moreton-In-Marsh | 2013 |
| Detail One Limited | Kingston Upon Thames | 2014 |
| Detecticity Ltd | Glasgow | 2016 |
| Detonate Music Limited | Bramhall | 2016 |
| Detonate UK Limited | Nottingham | 2012 |
| Deuce Bros Limited | Rugby | 2017 |
| Deuce Music Limited | London | 1978 |
| Deuce Padel Centre Ltd | Rochdale | 2025 |
| Deuce Padel Club Limited | Manchester | 2025 |
| Deuce PDL Club Ltd | Teignmouth | 2025 |
| Deuce Sports Ltd | Fareham | 2017 |
| Deuces Fitness Ltd | London | 2021 |
| Deus Boxing Limited | North Shields | 2025 |
| Deus EX Machina Productions Ltd. | London | 2014 |
| Deus Vult Life Fitness Limited | Glasgow | 2025 |
| Deusboxing Gym Ltd | North Shields | 2025 |
| Deutsch Englische Freundschaft Limited | London | 1995 |
| Deux Iles Limited | Folkestone | 2015 |
| DEV Music Limited | Coventry | 2024 |
| Deva Arms Co (Gunsmiths) Limited | Chester | 2016 |
| Deva Bridge Club | Chester | 2013 |
| Deva Entertainments Limited | Chester | 2003 |
| Deva Outreach Limited | Bromley | 2021 |
| Deva Racing Group Ltd | Worcester | 2019 |
| Deva Yoga Ltd | Bromley | 2016 |
| Devanney Strength Ltd | Aylesbury | 2023 |
| Devante Devz Reid Ltd | West Midlands | 2024 |
| Devauden Festival Limited | Chepstow | 2025 |
| Devco Padel Limited | Stafford | 2025 |
| Developing Artists | London | 2016 |
| Developing Dreams Ltd | Brighton | 2012 |
| Development Coaching 4 Players Limited | Wigan | 2020 |
| Development Cricket Limited | Marlow | 2018 |
| Development in Sport & PE Ltd | Manchester | 2024 |
| Development Through Challenge | London | 1988 |