| Destiny Gym Limited | Arts & recreation | 2026 |
| DH Specialist Training Limited | Education | 2024 |
| DHF Travel Ltd | Transport & logistics | 2025 |
| DHM Coachworks Limited | Wholesale & retail | 2020 |
| DHS and SPS Limited | Transport & logistics | 1980 |
| Diamond Care Worksop Limited | Real estate | 2019 |
| Dice Sports Limited | Wholesale & retail | 2017 |
| Diceroll UK Ltd | Manufacturing | 2021 |
| Diego's Sports Bar Limited | Hospitality | 2026 |
| Digital Sales Consultants Ltd | Information & communication | 2023 |
| Dil's Local Store Ltd | Wholesale & retail | 2021 |
| Dipra Ltd | Financial services | 2016 |
| Direct Factory Kitchens Limited | Administrative & support | 2016 |
| Discount Fascia and Building Supplies Limited | Wholesale & retail | 2007 |
| Discovery DEN Day Nursery Ltd | Education | 2026 |
| Disruptive Technologies Solutions Limited | Extraterritorial | 2014 |
| Dixon Brooks Digital Ltd | Professional & scientific | 2022 |
| DJ Access Ltd | Construction | 2025 |
| DJC Management Ltd | Professional & scientific | 2023 |
| Djclearance Ltd | Wholesale & retail | 2025 |
| DJCOSMETICS24 Ltd | Wholesale & retail | 2025 |
| DJR Tech Ltd | Information & communication | 2020 |
| DJS Property Group Ltd | Real estate | 2025 |
| Dkgb Properties Limited | Real estate | 2020 |
| DM Constructions (Worksop) Ltd | Real estate | 2007 |
| DM Therapy Wellbeing Ltd | Health & social care | 2021 |
| Dmfsa Ltd | Real estate | 2023 |
| DMI Furnishings Ltd | Wholesale & retail | 2017 |
| DN4 Joinery Services Ltd | Construction | 2023 |
| Dobbo Transport Services Ltd | Transport & logistics | 2026 |
| Dobbs Hydraulics Ltd | Professional & scientific | 2022 |
| Dobbs Management Services Limited | Professional & scientific | 2008 |
| Dock Scaffolding Limited | Construction | 2025 |
| Doge 2 (UK) Limited | Administrative & support | 2025 |
| Dojo Combat Sports CIC | Education | 2022 |
| Dolcia Distribution Ltd | Manufacturing | 2011 |
| Doncaster & Bassetlaw Surgical Services Ltd | Health & social care | 2015 |
| Doomsday Metals Ltd | Wholesale & retail | 2026 |
| DP Landscaping & Maintenance Ltd | Administrative & support | 2026 |
| DPJ Demolition Consultancy Limited | Construction | 2022 |
| Dpjk Holdings Ltd | Wholesale & retail | 2025 |
| DPP Holdings Ltd | Financial services | 2017 |
| DPT Mechanical Fitter Ltd | Manufacturing | 2017 |
| DR Char Ltd | Health & social care | 2025 |
| Dragon Cavern Ltd | Wholesale & retail | 2019 |
| Draycotts Consulting Limited | Information & communication | 2013 |
| Dreamweaver Studios Limited | Information & communication | 1999 |
| Driveway to Heaven Ltd | Administrative & support | 2026 |
| Drone Dynamics Ltd | Information & communication | 2016 |
| Drop Wellness Studios Limited | Arts & recreation | 2024 |
| DRP Commercials Ltd | Wholesale & retail | 2024 |
| DS Bathroom Installations Limited | Construction | 2017 |
| DS Independent Roof Surveys Ltd | Construction | 2025 |
| DSW Motor Factors Limited | Wholesale & retail | 2015 |
| DTH Trading Ltd | Wholesale & retail | 2025 |
| Dubble Properties Limited | Real estate | 2021 |
| DUK Deli Ltd | Hospitality | 2026 |
| Duke Distribution Ltd | Transport & logistics | 2020 |
| Dukeries Aviation Ltd | Manufacturing | 2004 |
| Dukeries Brewery Ltd. | Manufacturing | 2012 |
| Dukeries Engineering Limited | Wholesale & retail | 2001 |
| Dukeries IT Ltd | Information & communication | 2005 |
| Dukeries Prestige Autos Ltd | Wholesale & retail | 2023 |
| Dukeries Property Limited | Wholesale & retail | 2017 |
| Duskhaus Ltd | Real estate | 2026 |
| DV Autos Limited | Wholesale & retail | 2021 |
| DVO Property Ltd | Real estate | 2023 |
| DW & Co Services Ltd | Construction | 2026 |
| Dynamic 3PO Solutions Limited | Administrative & support | 2014 |
| Dynamic DUO Comedy Ltd | Arts & recreation | 2026 |
| E&S PUB Services Ltd | Hospitality | 2025 |
| E-Pure Limited | Professional & scientific | 2021 |
| E-Volve Digital Services Ltd | Information & communication | 2021 |
| E-Volve Software Services Limited | Information & communication | 2025 |
| E.E.Blyth & Co Limited | Real estate | 1964 |
| Earle Holdings Ltd | Financial services | 2020 |
| Earthnourish Ltd | Wholesale & retail | 2025 |
| East Blue Fried & Piri Piri Chicken Ltd | Hospitality | 2025 |
| Eastdene Mini Mart Ltd | Wholesale & retail | 2022 |
| EBA Facades Limited | Manufacturing | 2019 |
| ECF Special Alloys Limited | Manufacturing | 2000 |
| Eco Scooters Bassetlaw Limited | Wholesale & retail | 2004 |
| Eco Solar Homes Limited | Construction | 2017 |
| ECO-H20 Innovations Ltd | Construction | 2025 |
| Economical Solution Ltd | Wholesale & retail | 2021 |
| Ecotec Electrical Services Limited | Energy | 2018 |
| Ecotech Service Plan Ltd | Other services | 2023 |
| Eden Valoma Ltd | Manufacturing | 2021 |
| Edgar Stephenson Limited | Arts & recreation | 2023 |
| EDJ Nexus Ltd | Transport & logistics | 2026 |
| Edward Fisher & Co. Limited | Agriculture & fishing | 1986 |
| Edward Solutions Ltd | Information & communication | 2024 |
| Effective Interim Solutions Ltd | Professional & scientific | 2018 |
| Effy Designs Ltd | Wholesale & retail | 2024 |
| Egensys Ltd | Construction | 2017 |
| Egensys Property Ltd | Real estate | 2024 |
| EGG Box Theatre Ltd | Arts & recreation | 2014 |
| EGO Hair and Beauty Ltd | Other services | 2024 |
| EGO Hair Worksop Limited | Other services | 2016 |
| EH Electrical Services Limited | Construction | 2025 |