| Decorative Panels Furniture Limited | Manufacturing | 2008 |
| Decorative Panels Lamination Limited | Manufacturing | 2001 |
| Deerplay Mines Ltd | Mining & quarrying | 2017 |
| Delaceys Limited | Extraterritorial | 2003 |
| Delauney House Management Company Limited | Households | 2005 |
| Delta Windows Ltd | Construction | 2021 |
| Dene Valley Property Limited | Real estate | 1986 |
| Denn Property Investments Ltd | Real estate | 2023 |
| Denton Guest EPC Consultancy Ltd | Professional & scientific | 2026 |
| Design & Display Limited | Manufacturing | 1991 |
| Di's Pies Limited | Manufacturing | 2021 |
| Dickinson Egerton (RBM) Limited | Administrative & support | 2009 |
| Dickinson Egerton BM Secretarial Limited | Administrative & support | 2024 |
| Digital Cctv Limited | Professional & scientific | 1998 |
| Dinas Court Management Company Limited | Households | 2007 |
| Direct Cars (Manchester) Ltd | Administrative & support | 2010 |
| Direct E Trade Ltd | Information & communication | 2017 |
| Discountwarehouseuk Limited | Wholesale & retail | 2014 |
| DJ Jackum Ltd | Arts & recreation | 2024 |
| DJ Woodworking Ltd | Manufacturing | 2018 |
| Donovan Hold Co. Limited | Financial services | 2026 |
| Douzan Art and Culture C.I.C. | Education | 2025 |
| Dove Cottage Nursery Limited | Other services | 2011 |
| DP Dental Laboratory Limited | Health & social care | 2019 |
| Dpacommerce Limited | Professional & scientific | 2024 |
| DR Elaine Mcmullan Psychological Services Ltd | Health & social care | 2020 |
| Drake's Property Management Ltd | Real estate | 2026 |
| Drive Direct Commercial Logistics Limited | Transport & logistics | 2007 |
| Drivetechnics Limited | Manufacturing | 1991 |
| Dromec Holdings Limited | Financial services | 2025 |
| Dromec Measurement Limited | Manufacturing | 1991 |
| DRY EYE Solutions Ltd | Health & social care | 2025 |
| Duxbury Gardens Management Company Limited | Households | 2019 |
| Dynamic GAS Limited | Construction | 2015 |
| Dynamic UK Group Limited | Financial services | 2020 |
| Dynamic UK Property Limited | Real estate | 2025 |
| E.Feather Limited | Manufacturing | 1997 |
| E.P.O. (Holdings) Limited | Financial services | 2013 |
| E3 Recruitment Limited | Administrative & support | 2013 |
| E3R Chemical & Process Ltd | Administrative & support | 2025 |
| Eagle Care Home (Elland) Limited | Health & social care | 2017 |
| Earlsfield Property Management Limited | Real estate | 2020 |
| Early Excellence Limited | Wholesale & retail | 1997 |
| Early Excellence Newco Trustee Limited | Professional & scientific | 2025 |
| Earththings Florist Yorkshire Ltd | Wholesale & retail | 2022 |
| Earththings Weddings Limited | Wholesale & retail | 2024 |
| East Coast Bathrooms Limited | Wholesale & retail | 2025 |
| Eastwood Court (Maintenance) Limited | Households | 1971 |
| Easy Cars Middelton Ltd | Transport & logistics | 2019 |
| Eden Park (Malton) Ltd | Real estate | 2019 |
| Edenhall Building Products Limited | Manufacturing | 1991 |
| Edenhall Concrete Limited | Professional & scientific | 1961 |
| Edenhall Concrete Products Limited | Extraterritorial | 1998 |
| Edenhall Holdings Limited | Financial services | 2016 |
| Edenhall Limited | Professional & scientific | 1997 |
| Edenhall Technologies Limited | Professional & scientific | 2004 |
| EDT Property Limited | Real estate | 2022 |
| EFS Chalfont Limited | Real estate | 1994 |
| EFS Group Limited | Professional & scientific | 1993 |
| EFS Holborn Limited | Real estate | 1991 |
| EFS Property Holdings Limited | Professional & scientific | 1995 |
| EJS Soden Ltd | Administrative & support | 2016 |
| Elaine Mitchell Primary Care Support Ltd | Professional & scientific | 2024 |
| Elektron Energy Services Ltd | Construction | 2023 |
| Elements Care Services Limited | Health & social care | 2024 |
| Ellam Estates Limited | Extraterritorial | 2014 |
| Ellam Holdings Limited | Financial services | 2018 |
| Ellam Homes Limited | Real estate | 1996 |
| Elland Bar Company Ltd | Hospitality | 2018 |
| Elland Bargains Store Ltd | Wholesale & retail | 2025 |
| Elland BED Centre Limited | Wholesale & retail | 1986 |
| Elland Bridge Tyres Ltd | Wholesale & retail | 2026 |
| Elland Commercial Properties Limited | Real estate | 2015 |
| Elland Community Sports Club (Hospitality) Limited | Arts & recreation | 2026 |
| Elland Computers & Mobiles Limited | Other services | 2015 |
| Elland Developments (2016) Limited | Real estate | 2016 |
| Elland Fish & Chips Ltd | Hospitality | 2023 |
| Elland Pharmco Limited | Wholesale & retail | 2011 |
| Elland Practice Limited | Health & social care | 2008 |
| Elland Rifle and Pistol Club | Arts & recreation | 2014 |
| Elland Shack Ltd | Hospitality | 2024 |
| Elland Spice HX Ltd | Hospitality | 2026 |
| Elland Spice Ltd | Hospitality | 2023 |
| Elland Tyre & Exhaust Services Ltd | Wholesale & retail | 2014 |
| Ellandia Ltd | Real estate | 2026 |
| Ellar Carr (Management) Limited | Households | 2001 |
| Ellecourt Holdings Limited | Financial services | 2018 |
| Ellecourt Properties Limited | Construction | 2002 |
| Ellis Anderson Limited | Professional & scientific | 2007 |
| Ellis Construction (Yorkshire) Limited | Construction | 2022 |
| Elmfield Court Bramley Management Company Limited | Households | 2008 |
| Elsham Meadows Management Company Limited | Households | 2006 |
| Enco Electrical Limited | Construction | 2021 |
| Enco LAG Limited | Construction | 2025 |
| Enco Limited | Manufacturing | 2009 |
| Enco Property Holdings Ltd | Real estate | 2016 |
| Energy Controls Limited | Construction | 2000 |
| Energymate Ltd | Energy | 2026 |
| Enhanced Skills Training Ltd | Administrative & support | 2014 |
| EQUATES2 Ltd | Administrative & support | 2016 |