| Chancellor Education Ltd | Education | 2022 |
| Chapter & Verse Ltd | Professional & scientific | 2017 |
| Chartfield House Limited | Extraterritorial | 2020 |
| Chartwood Homes Ltd | Construction | 2020 |
| Chesara Limited | Professional & scientific | 2006 |
| Chestnut Place RES. Assoc. (Ashtead) Limited | Households | 1995 |
| City BMS Limited | Manufacturing | 2014 |
| CJL Property Advisors Ltd | Real estate | 2026 |
| Clare Jefferies Books Limited | Information & communication | 2026 |
| Clarion Golf Management & Marketing Limited | Administrative & support | 1973 |
| Clark TI Ltd | Professional & scientific | 2014 |
| Classiclord Limited | Real estate | 1998 |
| Clayhill Capital LLP | | 2023 |
| Clear Sky Thinking (NET Zero) Limited | Professional & scientific | 2023 |
| Clear Sky Thinking Limited | Professional & scientific | 2023 |
| Clientdining Limited | Administrative & support | 2026 |
| Clinton Harding Creative Ltd | Professional & scientific | 2018 |
| Clovelly Road Management Company Limited | Real estate | 2014 |
| CLS Consulting Services Limited | Professional & scientific | 2025 |
| Cmcs Advisory Limited | Professional & scientific | 2024 |
| CN Nails & Spa Ltd | Other services | 2025 |
| Colesmead Ltd | Administrative & support | 2020 |
| Columbus Forty Ltd | Professional & scientific | 2015 |
| Commonhealth Awards CIC | Health & social care | 2021 |
| Complan Limited | Construction | 2001 |
| Consider IT Dunn Limited | Construction | 2011 |
| Coolrad Ltd | Extraterritorial | 2019 |
| Copy Angel Ltd | Professional & scientific | 2014 |
| Core Franchise Limited | Professional & scientific | 2025 |
| Corepro Solutions Limited | Information & communication | 2004 |
| Corfe Wealth Management Limited | Financial services | 2010 |
| Cornik Marketing Ltd | Professional & scientific | 2025 |
| Cotan Ltd | Professional & scientific | 2018 |
| Craddocks Close Residents Association Limited | Households | 2001 |
| Cranford Engineering Ltd | Manufacturing | 2010 |
| CRH Wealth Management Ltd | Professional & scientific | 2017 |
| Crofton Management Company Limited | Households | 1985 |
| Crofts Place Limited | Administrative & support | 2021 |
| Crowhill Property Services LLP | | 2014 |
| Culford Gardens Properties Limited | Administrative & support | 2014 |
| Damsel Consulting Limited | Professional & scientific | 2022 |
| Dara Propco Ltd | Real estate | 2025 |
| Dash PM Ltd | Information & communication | 2014 |
| David Beckman & Co Limited | Professional & scientific | 2003 |
| David Wynne Physio Ltd | Other services | 2015 |
| Daxport UK Limited | Financial services | 2013 |
| Dbsg Limited | Professional & scientific | 2026 |
| DCH Consulting Services Ltd | Information & communication | 2021 |
| DDG Management Consultants Limited | Professional & scientific | 2012 |
| DDR (Surrey) Limited | Wholesale & retail | 2011 |
| DDR Surrey Property Ltd | Real estate | 2016 |
| Defenceuk Ltd | Other services | 2007 |
| DEG Office Supplies Limited | Wholesale & retail | 2007 |
| Delebio Pasta Italia Limited | Hospitality | 2024 |
| Denba UK Ltd | Professional & scientific | 2020 |
| Desert Spire Limited | Information & communication | 2025 |
| Design Story Ltd | Wholesale & retail | 2022 |
| DGA Management Ltd | Information & communication | 2021 |
| DGH Consultancy Limited | Professional & scientific | 2020 |
| Dianne Wallis Limited | Professional & scientific | 2010 |
| Dilig and Dizon Company Ltd | Health & social care | 2018 |
| Diorah Jewellers Limited | Wholesale & retail | 2018 |
| Direct Residential Ltd | Real estate | 2003 |
| Domaines ET Chateaux Limited | Wholesale & retail | 2007 |
| Dominic Nielsen Limited | Health & social care | 2012 |
| Domus & Roman Limited | Professional & scientific | 2017 |
| Dorset Fish and Shellfish Limited | Wholesale & retail | 2011 |
| Double Take Brewing Company Ltd | Manufacturing | 2023 |
| DP MED Ltd | Health & social care | 2022 |
| DR Julia Woollatt Limited | Health & social care | 2021 |
| Dutch & Diamond Group Ltd | Financial services | 2025 |
| Duxie Ltd | Professional & scientific | 2026 |
| DYS Consulting Ltd | Professional & scientific | 2025 |
| E&A Logistics Ltd | Transport & logistics | 2017 |
| Ecomwithaamir Ltd | Wholesale & retail | 2026 |
| Ecozstores Ltd | Administrative & support | 2019 |
| Eden Risk Consultants Ltd | Administrative & support | 2017 |
| EHB 49 Fish Bar Ltd | Hospitality | 2025 |
| Eirscot Engineering Limited | Construction | 2002 |
| EJZ Consulting Ltd | Administrative & support | 2020 |
| EL Bandido Catering Ltd | Hospitality | 2024 |
| Electrotech (Europe) Limited | Professional & scientific | 1998 |
| Elite Serviced Homes Ltd. | Hospitality | 2008 |
| ELS Consulting Associates Ltd | Information & communication | 2015 |
| Ember and Lane Ltd | Professional & scientific | 2022 |
| EMF Scientific Limited | Professional & scientific | 2013 |
| EMJ Creative Ltd | Professional & scientific | 2018 |
| Emma's Bubble Trust | Financial services | 2008 |
| Emmeline Consultancy Ltd | Administrative & support | 2024 |
| Enabled Ltd | Professional & scientific | 2025 |
| Envirotask Limited | Administrative & support | 2002 |
| Epsi Ventures Ltd | Information & communication | 2023 |
| Equestrian R Infinity Limited | Wholesale & retail | 2017 |
| Equitable Seas Ltd | Administrative & support | 2025 |
| European Technology Development Limited | Professional & scientific | 1998 |
| Event Tech Connect Ltd | Information & communication | 2024 |
| Excede Ltd | Information & communication | 2026 |
| Expat Academy EOT Limited | Financial services | 2022 |
| Expat Academy Holdings Limited | Professional & scientific | 2018 |
| Expat Academy Limited | Professional & scientific | 2011 |