| Dignity in Life Holdings Limited | Financial services | 2026 |
| Dignity in Life Ltd | Health & social care | 2015 |
| DIH Logistics Ltd | Professional & scientific | 2025 |
| Dijon Estates Limited | Real estate | 2026 |
| DIL Estates Ltd | Real estate | 2023 |
| DIL Safehaven Ltd | Health & social care | 2025 |
| Dillons Strawberry Farm Ltd | Agriculture & fishing | 2026 |
| Dimas Ltd | Hospitality | 2018 |
| Dimatech Limited | Information & communication | 2016 |
| Dimension Solutions Limited | Information & communication | 2003 |
| Dimensions 4 Consultants Ltd | Administrative & support | 2022 |
| Dimerco (UK) Ltd | Transport & logistics | 2025 |
| Dimidium Labs Limited | Information & communication | 2026 |
| Dina Restaraunt Limited | Hospitality | 2022 |
| Dine Manchester Ltd | Hospitality | 2026 |
| Dine With Saira Ltd | Hospitality | 2024 |
| Dinee (Global) Ltd | Information & communication | 2020 |
| Dinem Limited | Information & communication | 2019 |
| Dinigoldynasty Limited | Health & social care | 2023 |
| Dining Inns Limited | Hospitality | 2012 |
| Dino's Burger Pizza Limited | Hospitality | 2026 |
| Dino's Pizza Kebab Limited | Hospitality | 2022 |
| Dionne the Dressing UP Box Ltd | Other services | 2025 |
| Diploid Productions Limited | Information & communication | 2019 |
| Direct 2 Mortgages Ltd | Financial services | 2015 |
| Direct Car Claims Limited | Wholesale & retail | 2009 |
| Direct Ceramics Distribution Limited | Wholesale & retail | 2005 |
| Direct Chain Enterprises Ltd | Wholesale & retail | 2021 |
| Direct Civils Limited | Construction | 2018 |
| Direct Controls (North West) Limited | Construction | 2009 |
| Direct House Limited | Real estate | 2009 |
| Direct Labour Exchange Ltd | Professional & scientific | 2020 |
| Direct Mortgages Ltd | Financial services | 2015 |
| Direct Pallets Supplies (Blackrod) Limited | Wholesale & retail | 2001 |
| Direct Parcels Worldwide Ltd | Transport & logistics | 2021 |
| Direct Roofing and Building Ltd | Construction | 2019 |
| Direct Roster Ltd | Health & social care | 2023 |
| Direct to Barristers Limited | Administrative & support | 2026 |
| Direct Today Couriers Ltd | Transport & logistics | 2008 |
| Direct Transport Solutions Ltd | Transport & logistics | 2025 |
| Direct Vans (Bolton) Ltd | Wholesale & retail | 2020 |
| Directors Defence Ltd | Professional & scientific | 2015 |
| Dirtbike Hubstore Limited | Other services | 2019 |
| Dirty Monkey Fight Gear Ltd | Wholesale & retail | 2022 |
| Discount Merchant Ltd | Wholesale & retail | 2021 |
| Discountelectrical Ltd | Wholesale & retail | 2019 |
| Discounts Delight UK Ltd | Wholesale & retail | 2024 |
| Discover Locally Ltd | Financial services | 2022 |
| Discovery After School Club Ltd | Health & social care | 2019 |
| Disley Communications Ltd | Information & communication | 2008 |
| Display Partners International Limited | Administrative & support | 2005 |
| Display Signs & Graphics Ltd | Manufacturing | 2019 |
| Displayrescue Ltd | Other services | 2024 |
| Dispon Limited | Wholesale & retail | 2024 |
| Dispute Data Ltd | Information & communication | 2019 |
| Distics Ltd | Information & communication | 2021 |
| Distinct Homes Ltd | Real estate | 2018 |
| Distinct Management Services Ltd | Real estate | 2019 |
| Distinction Marketing Ltd | Professional & scientific | 2007 |
| Distribooth Logistics Limited | Transport & logistics | 2019 |
| Distribution Group Limited | Administrative & support | 2017 |
| District Garage Limited | Wholesale & retail | 1958 |
| Diva Beauty Ltd | Other services | 2014 |
| Divan Meat Products (UK) Limited | Manufacturing | 1999 |
| Diversity & Employment Solutions Limited | Administrative & support | 2016 |
| Diversity Dynamics Limited | Professional & scientific | 2003 |
| Divine Catering & Event Planners Ltd | Other services | 2023 |
| Divine Childcare Services Ltd | Education | 2025 |
| Divine Cooperation Services Limited | Administrative & support | 2021 |
| Divine Escapes Ltd | Administrative & support | 2025 |
| Divine Hope Investment Ltd | Real estate | 2025 |
| Divine Property Services & Maintenance Limited | Construction | 2021 |
| Divine Short Stays Limited | Real estate | 2023 |
| Divine Spot Limited | Wholesale & retail | 2021 |
| Divine Tammy Limited | Administrative & support | 2018 |
| Divinesbusinesses Limited | Health & social care | 2020 |
| Dixon Air Conditioning Limited | Construction | 2008 |
| Dixon Consulting Group Limited | Professional & scientific | 2025 |
| Dixon Skips Ltd | Water & waste | 2006 |
| Dixy Bolton Ltd | Hospitality | 2024 |
| Dixy Pizza Bolton Ltd | Hospitality | 2025 |
| DIY Firewood Direct UK Ltd | Wholesale & retail | 2023 |
| Diya Coaches Limited | Transport & logistics | 2019 |
| Diya Retail Ltd | Wholesale & retail | 2024 |
| Diyan Apparel Ltd | Wholesale & retail | 2026 |
| Dizayn Ltd | Wholesale & retail | 2026 |
| DJ Blakey Limited | Arts & recreation | 2017 |
| DJ PAR Ltd | Professional & scientific | 2021 |
| DJ Property Limited | Real estate | 2013 |
| DJA Group Ltd | Professional & scientific | 2019 |
| DJB Technical Consulting Ltd | Information & communication | 2024 |
| DJD Transport Services (UK) Limited | Transport & logistics | 2019 |
| DJG Advisory Services Limited | Professional & scientific | 2023 |
| Djga Consulting Ltd | Information & communication | 2025 |
| DJH Electrical Services Ltd | Construction | 2018 |
| Djhm Limited | Households | 2017 |
| DJK Building and Development Ltd | Construction | 2020 |
| DJK Plastering Limited | Construction | 2015 |
| Djki Plastering Ltd | Construction | 2025 |
| DJN Decor Ltd | Construction | 2019 |