| Doorstep Blooms Ltd | Agriculture & fishing | 2016 |
| Dorchester Park (Oakdale) Management Company Limited | Households | 2006 |
| Douglas Bidco Limited | Administrative & support | 2017 |
| Douglas Midco Limited | Administrative & support | 2017 |
| Douglas Topco Limited | Administrative & support | 2017 |
| Dovetail Construction Services Limited | Construction | 2015 |
| DR. Andrew Jackson Ltd. | Health & social care | 2017 |
| DR. Falk Pharma UK Limited | Wholesale & retail | 1988 |
| Driven Capital Limited | Financial services | 2018 |
| Dtmatob Ltd | Transport & logistics | 2026 |
| Dynamix Technologies Ltd | Wholesale & retail | 2023 |
| Dyson Management Limited | Households | 2011 |
| E.Colliass Limited | Wholesale & retail | 1961 |
| E.D Trading 2026 Ltd | Financial services | 2025 |
| Easdale Management Limited | Households | 2014 |
| Eastlands (Hemel Hempstead) Management Company Limited | Households | 2006 |
| Easy Does IT Hospitality Limited | Hospitality | 2026 |
| EBT Holdings Limited | Financial services | 2019 |
| Ebury Court (Westbourne) Limited | Households | 1986 |
| Echo Tango Holdings Limited | Professional & scientific | 2012 |
| Ecocost Limited | Information & communication | 2018 |
| Eddison Gomm Associates Ltd | Construction | 2024 |
| Eden Court (Finchley) Management Company Limited | Households | 2001 |
| Edwardina Holdings Limited | Financial services | 2019 |
| Eghams Court Financial Planners Limited | Administrative & support | 2002 |
| EGM Technology Solutions Ltd | Information & communication | 2024 |
| EL Lomito Limited | Hospitality | 2011 |
| Electro-Surge Limited | Wholesale & retail | 2011 |
| Electronic Security Phone Systems Limited | Information & communication | 1988 |
| Elevate Basingstoke (Management) Limited | Households | 2007 |
| Elizabeth Gardens (Stroud) Management Company Limited | Households | 2019 |
| Elizabeth House Freeholders Limited | Households | 2004 |
| ELM View (Management) Limited | Households | 1987 |
| Elmsdale Construction Limited | Extraterritorial | 1988 |
| Emily Craven Interiors Limited | Manufacturing | 2026 |
| Endto Ltd | Financial services | 2025 |
| Engle Limited | Construction | 2018 |
| Envelis GH Limited | Financial services | 2024 |
| Envelis Holdings Limited | Financial services | 2023 |
| Envelis Limited | Construction | 2012 |
| Envi Trading Ltd | Wholesale & retail | 2020 |
| EP Phoenix Engineering Limited | Professional & scientific | 2016 |
| Epikonia Group Ltd | Information & communication | 2023 |
| Equaville Limited | Professional & scientific | 1973 |
| Equity Connect Limited | Financial services | 2024 |
| Erskine Park & Wilton Hill Management Company Limited | Extraterritorial | 2015 |
| Essella Management Limited | Households | 2015 |
| Essential Guru Limited | Construction | 2024 |
| Estate Services (Southern) Limited | Real estate | 2011 |
| Evagem Homes Limited | Real estate | 2016 |
| Exhilaration Limited | Professional & scientific | 2008 |
| Eximax Limited | Real estate | 2003 |
| F M S of Ruislip Limited | Administrative & support | 1998 |
| Fairway Tyre & Auto Services Watford Limited | Wholesale & retail | 2010 |
| Fairways (Bournemouth) Limited | Households | 2002 |
| Fairwinds Freehold Management Limited | Households | 2003 |
| Farnham Management Company Limited | Households | 1982 |
| Fastcert Translations Ltd | Professional & scientific | 2025 |
| Feisty Beer Co Ltd | Manufacturing | 2020 |
| Fernbrook Partners Limited | Real estate | 2010 |
| Fernbrook Real Estates (1) Limited | Real estate | 2020 |
| Fernbrook Real Estates (2) Limited | Real estate | 2020 |
| Ferndale Management Company (Huddersfield) Limited | Households | 2005 |
| Fernlands Park (Haywards Heath) Residents Management Company Limited | Households | 2015 |
| FFP International Search Holdings Limited | Administrative & support | 2012 |
| Fieldclover Management Limited | Households | 2014 |
| Filby Investments Limited | Real estate | 2002 |
| Fina Brands Ltd | Hospitality | 2005 |
| Fine Pharma UK Ltd | Wholesale & retail | 2021 |
| Fineview Glazing Limited | Construction | 2023 |
| Fireball Graphics Limited | Manufacturing | 2005 |
| First Carbon Solutions Limited | Information & communication | 2009 |
| First Choice Financial Management Limited | Administrative & support | 1999 |
| First Draught Limited | Information & communication | 2019 |
| First Leisure Limited | Information & communication | 2023 |
| First Migration Limited | Professional & scientific | 2007 |
| Fixforyou Ltd | Construction | 2018 |
| Flanders Catering UK Limited | Wholesale & retail | 2024 |
| Fleet Mill Management Limited | Households | 2020 |
| Fletcher-Blackburn Advisory Ltd | Professional & scientific | 2023 |
| Flexipharm (UK) Limited | Professional & scientific | 2000 |
| Flexipharm Austrading Limited | Wholesale & retail | 2018 |
| Flexipharm Trading Limited | Wholesale & retail | 2018 |
| Flisinvest Ltd | Real estate | 2021 |
| Floppy Bunny Ltd | Arts & recreation | 2014 |
| Flowoptima Ltd | Professional & scientific | 2025 |
| Focus Roofing Ltd | Construction | 2018 |
| Forage Limited | Health & social care | 2022 |
| Forest Drive (Mindenhurst) Management Company Limited | Households | 2021 |
| Forward Associates Group Ltd | Administrative & support | 2021 |
| Forward Associates Ltd | Administrative & support | 2015 |
| Foxash Limited | Energy | 2011 |
| Francis Mary Ltd | Real estate | 2017 |
| Free Your Mind Therapy UK Ltd | Health & social care | 2024 |
| Freshcentral Property Management Limited | Households | 1999 |
| Friary Holdings Ltd | Health & social care | 2026 |
| Friendly Brighton PUB Company Ltd | Hospitality | 2008 |
| From the Ground UP Group Ltd | Construction | 2020 |
| Fulbrook Heights Freehold Limited | Households | 2016 |
| G and a Property Services Ltd | Administrative & support | 2026 |