| Charnwood Property and Investment Limited | Real estate | 2012 |
| Chris Gates Trading Limited | Professional & scientific | 2005 |
| CHS Group Limited | Financial services | 2021 |
| City Knitwear Limited | Other services | 1930 |
| Classic Eats Ltd | Hospitality | 2025 |
| Clever Insites Limited | Information & communication | 2021 |
| CLINTON2025 Limited | Extraterritorial | 2020 |
| CLM (NY) LLP | | 2009 |
| Column and Canvas Ltd | Wholesale & retail | 2026 |
| Connaught Access Flooring Group Limited | Financial services | 2021 |
| Connaught Access Flooring Limited | Construction | 1992 |
| Cornish Dreams Limited | Real estate | 2018 |
| Corr Plant Limited | Administrative & support | 2020 |
| Corr Properties Limited | Real estate | 2020 |
| CR2025 LLP | | 2025 |
| Creative Drive (London) Limited | Professional & scientific | 2017 |
| Crest Waltham Forest | Health & social care | 2001 |
| Crown Capital Group Limited | Households | 2020 |
| Crown Designs Estates Limited | Real estate | 2020 |
| Crown Development and Finance Ltd | Real estate | 2023 |
| Crown Merchants Ltd | Wholesale & retail | 2023 |
| Crownlea Central Services LLP | | 2021 |
| Crownlea Hire and Sales Limited | Administrative & support | 1974 |
| Cubitus IP Limited | Professional & scientific | 2012 |
| Curating Kismet Limited | Administrative & support | 2024 |
| Dave Warn Limited | Other services | 2014 |
| David Joseph Ltd | Extraterritorial | 2025 |
| Deerhound Creative Limited | Information & communication | 2015 |
| Dekton Networks Limited | Transport & logistics | 2004 |
| Delta Display Limited | Manufacturing | 1991 |
| Delta Soho Digital Limited | Information & communication | 2013 |
| Dhkk Capita Limited | Real estate | 2025 |
| Digital Display (2011) Limited | Extraterritorial | 2011 |
| Digital Viscom Limited | Information & communication | 2010 |
| DK / JA LLP | | 2021 |
| DPR Property Developments Limited | Construction | 2021 |
| Dreamland Residential Investments Limited | Real estate | 2018 |
| DTD Holdings Limited | Financial services | 2020 |
| DU Foyer Limited | Administrative & support | 2010 |
| E M F Solutions Limited | Administrative & support | 2002 |
| E.J. & P. Doherty Group Limited | Construction | 2010 |
| E11 Properties Limited | Real estate | 2014 |
| East Pharm Limited | Wholesale & retail | 1996 |
| Easy Page Limited | Professional & scientific | 2016 |
| Easy Steam Limited | Extraterritorial | 2013 |
| EAT2FEED the Needy CIC | Education | 2025 |
| Ecoclear Workplace Limited | Construction | 2026 |
| ELC (Barrow) Holdco Limited | Extraterritorial | 2016 |
| ELC (Barrow) Limited | Construction | 2016 |
| ELC (Sedbergh) Limited | Construction | 2010 |
| ELC (Tranche 1) Limited | Construction | 2011 |
| ELC Ventures Limited | Extraterritorial | 2013 |
| Elift Cumbria Limited | Financial services | 2009 |
| Energy Tenancy Services Limited | Administrative & support | 2026 |
| ESA Construction Limited | Administrative & support | 2016 |
| Esteem IT Limited | Information & communication | 2016 |
| Estelle Wells Limited | Wholesale & retail | 2021 |
| Euphoria London Ltd | Professional & scientific | 2024 |
| Evoke Organics Limited | Wholesale & retail | 2021 |
| Express Lift Investments Limited | Professional & scientific | 2008 |
| Express Site Solutions Ltd | Administrative & support | 2007 |
| Fall Guard UK Limited | Wholesale & retail | 2004 |
| Family Marketing Limited | Information & communication | 2005 |
| Famous Fruit & VEG Ltd | Wholesale & retail | 2016 |
| Fantastic Grounding Ltd | Construction | 2020 |
| Feref Limited | Professional & scientific | 2023 |
| Frenches Farm Enterprises LLP | | 2024 |
| Frostbank Limited | Professional & scientific | 2009 |
| FSM Logistics Ltd | Real estate | 2016 |
| Fundraise Together Ltd | Wholesale & retail | 2020 |
| Future TV Media Ltd | Professional & scientific | 2017 |
| G H S Tyre Group Limited | Financial services | 2011 |
| G&E Build Solutions Ltd | Construction | 2025 |
| Gill and Sidhu Properties Limited | Real estate | 2023 |
| Gilray UK Limited | Wholesale & retail | 2025 |
| Glow Aesthetics & Skincare Limited | Other services | 2024 |
| Gold Brick Studio Ltd | Information & communication | 2024 |
| Gopal Properties Ltd | Construction | 2018 |
| Gopalakrishnan Properties Ltd | Construction | 2018 |
| Goring Estates LLP | | 2006 |
| Gouri Choudhury's Suraloy Ltd | Other services | 2020 |
| Grace & Kind Limited | Financial services | 2022 |
| Graymac Limited | Real estate | 2015 |
| Great Bowery (UK) Limited | Professional & scientific | 2014 |
| Green Sequoia Limited | Financial services | 2017 |
| Grosvenor Place Property & Investment Ltd | Financial services | 2012 |
| Group Head Ltd | Financial services | 2018 |
| Gurkirpa Developments Ltd | Real estate | 2018 |
| Hamlet Investments Limited | Real estate | 1960 |
| Hamlet Property (Alton) LLP | | 2007 |
| Hamlet Property Developments Limited | Construction | 1983 |
| Happy Events Ltd | Professional & scientific | 2018 |
| Harrysmachineshop Ltd | Wholesale & retail | 2021 |
| Harvey House Limited | Health & social care | 2018 |
| Harvey House Nursery Limited | Health & social care | 2019 |
| Henderson Royce Accountants Ltd | Professional & scientific | 2010 |
| HG2025 LLP | | 2025 |
| Himalayan Sphere Limited | Wholesale & retail | 2022 |
| Honey Heaven Limited | Hospitality | 2015 |
| Honey Jersey Ltd | Real estate | 2012 |