| Discovery Nursery School (Portsmouth) Limited | Health & social care | 2020 |
| Discovery Property Ventures Ltd | Real estate | 2024 |
| Discovery Schools Academies Trust Ltd | Education | 2012 |
| Disgustingly Successful Ltd | Professional & scientific | 2023 |
| Disha Store Ltd | Wholesale & retail | 2025 |
| Dispatch Division Ltd | Wholesale & retail | 2025 |
| Dispensewell Ltd | Health & social care | 2014 |
| Display by Design (Holdings) Ltd | Financial services | 2000 |
| Display by Design Limited | Manufacturing | 2000 |
| Display Logistics Limited | Administrative & support | 1999 |
| Display Logistics Manufacturing Limited | Manufacturing | 2003 |
| Display Ways DWL Ltd | Hospitality | 2026 |
| Diss Boss Cutz Ltd | Other services | 2024 |
| Diss Garden Centre Limited | Wholesale & retail | 2014 |
| Distacarts Ltd | Wholesale & retail | 2023 |
| Distillers Kitchen Ltd | Education | 2014 |
| Distilling Services (UK) Ltd | Wholesale & retail | 2022 |
| Distinct Accountancy Ltd | Professional & scientific | 2023 |
| Distinct Care Ltd | Health & social care | 2024 |
| District Brickwork Ltd | Construction | 2026 |
| Distro Limited | Administrative & support | 2019 |
| Disturbing Universe Limited | Wholesale & retail | 2021 |
| Ditch the Script Ltd | Professional & scientific | 2025 |
| Ditzy Fashion Ltd | Wholesale & retail | 2012 |
| DIU City PAN Center Ltd | Wholesale & retail | 2023 |
| DIU Muslim Community Limited | Health & social care | 2019 |
| DIU Portugal Bar & Restaurant Limited | Hospitality | 2025 |
| DIU UK Organisation Ltd | Education | 2024 |
| Diu-Ghoghla Kharwa Association of Leicester CIC | Health & social care | 2015 |
| Diva Events (UK) Ltd | Other services | 2011 |
| Divan Grill Ltd | Hospitality | 2026 |
| Divapark Limited | Hospitality | 2014 |
| Divatech Consulting Ltd | Information & communication | 2025 |
| Dive Leicester Ltd | Arts & recreation | 2012 |
| Divecha Limited | Real estate | 2019 |
| Diverse Limited | Professional & scientific | 2007 |
| Diversity Social Care Ltd | Public administration | 2018 |
| Divhin Limited | Professional & scientific | 2018 |
| Divine Aura by Sheetal Limited | Health & social care | 2024 |
| Divine Corp Ltd | Wholesale & retail | 2024 |
| Divine Essentials Limited | Wholesale & retail | 2025 |
| Divine Home Care Limited | Health & social care | 2013 |
| Divine Ladieswear Ltd | Wholesale & retail | 2019 |
| Divine Light by Isha Ltd | Extraterritorial | 2022 |
| Divine Mysteries Ltd | Arts & recreation | 2021 |
| Divine Sweet Mart & Restaurant Ltd | Hospitality | 2024 |
| Divinepath Pharma Ltd | Wholesale & retail | 2020 |
| Diving Leicester Ltd | Arts & recreation | 2012 |
| Divinity Corp Ltd | Wholesale & retail | 2024 |
| Divo Aerospace LAB Ltd | Professional & scientific | 2026 |
| Divoway Ltd | Transport & logistics | 2026 |
| Diwali Ltd | Administrative & support | 2007 |
| Dixon Coles & Goddard Limited | Professional & scientific | 2023 |
| Dixon Contractors Ltd | Construction | 2025 |
| Dixon of the Common Limited | Wholesale & retail | 2006 |
| DIY Trade Ltd | Wholesale & retail | 2020 |
| Diya Electrical & Maintenance Ltd. | Construction | 2024 |
| Diya Electricals Leicester Ltd | Construction | 2025 |
| Diya Homes Ltd | Real estate | 2018 |
| Diya Properties Ltd | Real estate | 2014 |
| Diya.Rocks Ltd | Wholesale & retail | 2022 |
| Diyadvik Limited | Health & social care | 2014 |
| Diyan Retail Limited | Wholesale & retail | 2022 |
| DJ & S Ltd | Wholesale & retail | 2023 |
| DJ Leicester Ltd | Real estate | 2020 |
| DJ Properties Investment Ltd | Real estate | 2022 |
| Dj's Groom Room & Sandra May's Hair Studio Limited | Other services | 2014 |
| DJA Business Group Ltd | Financial services | 2018 |
| DJA Business Systems Consulting Limited | Information & communication | 2006 |
| DJA Surveying Limited | Administrative & support | 2016 |
| DJC Kitchens Ltd | Wholesale & retail | 2024 |
| DJF 2016 Limited | Financial services | 2016 |
| DJG Estates Ltd | Other services | 2020 |
| DJJ Developments Limited | Real estate | 2017 |
| DJJ Property Ltd | Real estate | 2020 |
| DJJ Services Ltd | Construction | 2012 |
| DJJ Software Solutions Ltd | Information & communication | 2025 |
| Djki Academy Ltd | Education | 2020 |
| DJL Advisers Ltd | Professional & scientific | 2015 |
| DJL Group (Leicester) Ltd | Financial services | 2024 |
| Djldistribution Ltd | Wholesale & retail | 2023 |
| Djln Holdings Limited | Professional & scientific | 2023 |
| DJR Financial Planning Limited | Financial services | 2008 |
| DJR Leisure Limited | Real estate | 2015 |
| Djrs Care Services Ltd | Professional & scientific | 2026 |
| DJS Solutions Ltd | Information & communication | 2013 |
| DJT Fmcg Consulting Ltd | Professional & scientific | 2022 |
| DJT Management Limited | Households | 2024 |
| DJW Contract Carpentry Limited | Construction | 2014 |
| DJW Lettings Ltd | Real estate | 2021 |
| Djzm Limited | Other services | 2018 |
| DK Cargo Ltd | Transport & logistics | 2016 |
| DK Chance Ltd | Real estate | 2026 |
| DK Elite Cleaning Group Ltd | Administrative & support | 2025 |
| DK Motors Ltd | Wholesale & retail | 2017 |
| DK Mullhi Ltd | Professional & scientific | 2015 |
| DK Property Services Ltd | Construction | 2018 |
| DK Richardson Holdings Ltd | Financial services | 2020 |
| DK Warren Limited | Construction | 2019 |
| DKA (Dick Koelling Associates) Limited | Public administration | 2021 |