| Club Property Holdings Ltd | Administrative & support | 2020 |
| CMG Estates Management Limited | Real estate | 2023 |
| Coast & Canopy Ltd | Hospitality | 2022 |
| Coleman Bryant Limited | Information & communication | 1992 |
| Collective Actions Limited | Information & communication | 2021 |
| Collective Intentions Limited | Information & communication | 2021 |
| Commsworks Ltd | Administrative & support | 2012 |
| Complete Water Solutions UK Ltd | Water & waste | 2005 |
| Constantium Partners Limited | Professional & scientific | 2017 |
| Construction & Beyond Limited | Construction | 2013 |
| Constructive Medical Limited | Professional & scientific | 2011 |
| Crank IT Industries Ltd | Information & communication | 2026 |
| Created by ARC (Dorset) Ltd | Professional & scientific | 2022 |
| Creatour World Limited | Administrative & support | 2020 |
| CRH Communications Limited | Professional & scientific | 2013 |
| Crs.Financial Limited | Financial services | 2023 |
| CTB Contracting Limited | Professional & scientific | 2011 |
| Curry Anaesthetic Associates Ltd | Health & social care | 2014 |
| CW Wong Services Limited | Real estate | 2015 |
| Darksoil Studio Limited | Information & communication | 2024 |
| Daroco Soho Limited | Hospitality | 2022 |
| Dart Assets Limited | Real estate | 2007 |
| Data Health Intelligent Limited | Information & communication | 2018 |
| David Tilsley Limited | Professional & scientific | 2002 |
| Dawn's Flower Box Limited | Wholesale & retail | 2017 |
| Dawson Consulting Limited | Professional & scientific | 2007 |
| DCE Brokers Limited | Administrative & support | 2023 |
| DE MAR Holdings Limited | Financial services | 2016 |
| DE Wellesley Limited | Financial services | 2017 |
| DE Wesley Investments Limited | Financial services | 2012 |
| DEL Mondo Properties Limited | Real estate | 2026 |
| Deli on Your Doorstep Catering Ltd | Hospitality | 2018 |
| Deli on Your Doorstep Ltd | Hospitality | 2017 |
| DESIRE2 Limited | Wholesale & retail | 2016 |
| Ditton Risk Services Limited | Other services | 2021 |
| DL Flooring Limited | Wholesale & retail | 2007 |
| DNS (South West) Limited | Construction | 2013 |
| DOGS2FOSTER UK C.I.C. | Other services | 2013 |
| DPL (Realisations) 2024 Limited | Administrative & support | 2004 |
| DR T Madamombe Ltd | Health & social care | 2013 |
| Dreim Limited | Professional & scientific | 2018 |
| E & H Property London Ltd | Construction | 2023 |
| EBC South Limited | Construction | 2022 |
| Edmat GAS Services Limited | Administrative & support | 2011 |
| EHB Properties Limited | Real estate | 2022 |
| Elevate Sales Limited | Administrative & support | 2012 |
| Eliot Lamb Case Management Ltd | Health & social care | 2026 |
| Elite Celebrations Limited | Professional & scientific | 2016 |
| Ellindy Films Limited | Information & communication | 2024 |
| Elmhurst Property Management Limited | Real estate | 2006 |
| ELS Investments (Southern) Ltd | Real estate | 2021 |
| Epic Business Consulting Ltd | Administrative & support | 2020 |
| EPT100 Limited | Arts & recreation | 2024 |
| Ernst & Ernst (Polythene) Limited | Administrative & support | 2016 |
| Escm Limited | Professional & scientific | 2016 |
| European Club Nights Limited | Hospitality | 2023 |
| European Players Limited | Arts & recreation | 2024 |
| European Players Super League Ltd | Arts & recreation | 2024 |
| European Players Tour Ltd | Other services | 2022 |
| Eurymedon Limited | Professional & scientific | 2014 |
| Evex Digital Health Limited | Health & social care | 2024 |
| EX People Solutions Ltd | Administrative & support | 2022 |
| Exit Ltd | Construction | 2021 |
| Facilities Management (Southern) Ltd | Energy | 2009 |
| Family Jackson Property Limited | Households | 2017 |
| Feasey & COE Consulting Ltd | Professional & scientific | 2013 |
| Feature Floors and Carpets Ltd | Construction | 2019 |
| FEN Gate (Residents) Management Company Ltd | Households | 2018 |
| First Entertainment Limited | Hospitality | 2019 |
| Footprints Pre-Schools Limited | Education | 2014 |
| Formara Holding Limited | Professional & scientific | 2022 |
| From Crust Till Dawn Limited | Manufacturing | 2019 |
| Functional Healthcare Limited | Health & social care | 2025 |
| Futcher Investments Ltd | Administrative & support | 2020 |
| G10 Solutions Limited | Professional & scientific | 2013 |
| G19 Limited | Professional & scientific | 2026 |
| GA Consultancy Ltd | Financial services | 2006 |
| Gain Projects Limited | Construction | 2014 |
| Gallaghers Copse Management Company Limited | Real estate | 1988 |
| GAS and Heating Services (Southern) Ltd | Construction | 2021 |
| GEP Electrical Contractors Ltd | Manufacturing | 2016 |
| Gera Solutions Limited | Professional & scientific | 2020 |
| Gerald Davies Holdings Limited | Professional & scientific | 2007 |
| Gerald Davies Limited | Construction | 1985 |
| Gilda Entreatments Ltd | Professional & scientific | 2026 |
| Global Data Management UK Limited | Information & communication | 2001 |
| Global Health Consortium Ltd | Professional & scientific | 2022 |
| GP Design Solutions Limited | Information & communication | 2019 |
| Grangely Technical Services Limited | Professional & scientific | 2005 |
| Gray Matter Enterprises Ltd | Other services | 2012 |
| Green DOT Property Limited | Hospitality | 2015 |
| Greenhouse Trade Company Limited | Professional & scientific | 2017 |
| Grove Wealth Management Ltd | Financial services | 2012 |
| Haines Global Pensions Limited | Professional & scientific | 2024 |
| Hamilton Park TCM Limited | Health & social care | 2016 |
| Hampshire Thatchers Limited | Construction | 2001 |
| Harding Vehicle Repairs Limited | Wholesale & retail | 2009 |
| Harwell Consultancy Limited | Other services | 2022 |
| Hattons Property Management Limited | Real estate | 2000 |
| Haulmaster App Ltd | Information & communication | 2026 |