| Eco Energy Developments Limited | Construction | 2014 |
| Eco Energy Electricians Limited | Construction | 2012 |
| Ecoboard Exports Ltd | Administrative & support | 2025 |
| Eden Gate Automation Ltd | Construction | 2012 |
| Eden of Hope Housing C.I.C. | Health & social care | 2024 |
| Edendays Private and Commercial Limited | Administrative & support | 2010 |
| EDI786 Ltd | Real estate | 2021 |
| Edikay Services Ltd | Construction | 2015 |
| Edina Healthcare Limited | Administrative & support | 2017 |
| Edrece Ltd | Health & social care | 2024 |
| Education Conferences UK Ltd | Education | 2022 |
| EGN Living Limited | Real estate | 2025 |
| EH Investments Ltd | Real estate | 2023 |
| EHG Productions Limited | Professional & scientific | 2018 |
| EK Onkar Services Limited | Other services | 2022 |
| Elephant Placements Limited | Transport & logistics | 2019 |
| Elite Alarms Ltd | Construction | 2023 |
| Elite Capital Investment Ltd | Real estate | 2017 |
| Elite Mobile Homes Limited | Real estate | 2019 |
| Elite Pro Cleaning Ltd | Administrative & support | 2015 |
| Elites FA Borehamwood Ltd | Arts & recreation | 2018 |
| Elites FA Sport & Education Ltd | Arts & recreation | 2023 |
| ELM Clean Limited | Administrative & support | 2026 |
| Elmbridge FIR Tree Road Ltd | Administrative & support | 2020 |
| Elphinstone Packer Ltd | Wholesale & retail | 2025 |
| ELY Power Cleaning Ltd | Administrative & support | 2024 |
| Embark Rigging Ltd | Construction | 2024 |
| Embeddedops Ltd | Professional & scientific | 2023 |
| Embrace Solutions Limited | Administrative & support | 2016 |
| Emma Rice Limited | Professional & scientific | 2023 |
| Emma’S Boutique Limited | Wholesale & retail | 2024 |
| Empire Roof Care Limited | Construction | 2025 |
| EN Fete Holistic Services Ltd | Other services | 2023 |
| Encavateur MOL Ltd | Information & communication | 2011 |
| Enigmagram Limited | Manufacturing | 2017 |
| Entitled Ltd | Manufacturing | 2024 |
| EPA Ventures Limited | Professional & scientific | 2015 |
| Eqlibrium Academy Limited | Education | 2024 |
| Eqlibrium Harley Street Ltd | Other services | 2023 |
| Eqlibrium Ltd | Other services | 2022 |
| Eqlibrium Supplies Ltd | Other services | 2022 |
| Equine Training & Behaviour Limited | Arts & recreation | 2015 |
| Escape in 60 Limited | Arts & recreation | 2019 |
| ESS Homes Ltd | Real estate | 2019 |
| Estival Home and Garden Limited | Extraterritorial | 2019 |
| Estudio 21 Holdings Ltd | Financial services | 2019 |
| Ethicube Ltd | Financial services | 2020 |
| Evans & Co Investments Ltd | Real estate | 2020 |
| Even Trade Limited | Manufacturing | 2018 |
| Event Consult Limited | Hospitality | 2013 |
| Eventintel Limited | Information & communication | 2026 |
| Eventure Escapes Limited | Administrative & support | 2024 |
| Everest Inn Helping Hands Ltd | Health & social care | 2021 |
| Everest Restaurant Limited | Hospitality | 2004 |
| Evermore Info Limited | Information & communication | 2018 |
| Every Bite Right Ltd | Hospitality | 2005 |
| Evolution Sports Coaching Ltd | Education | 2018 |
| Evolution Sports Management Ltd | Arts & recreation | 2023 |
| Evolving Property Ltd | Information & communication | 2024 |
| Ewater Limited | Water & waste | 2021 |
| Examq Ltd | Education | 2022 |
| Excel Roofcare Ltd | Construction | 2022 |
| Experia Group Ltd | Professional & scientific | 2022 |
| Explordd Ltd | Administrative & support | 2023 |
| Fairmount Property Services Limited | Real estate | 2016 |
| FAL Flooring Ltd | Construction | 2020 |
| FAN Cottage Woodland Ltd | Agriculture & fishing | 2018 |
| FAN Court Residents' Association Limited | Other services | 1979 |
| Fantasy Soul and Reggae Ltd | Hospitality | 2023 |
| FAT Dumplin' Ltd | Hospitality | 2025 |
| FAT Lazy Frog Ltd | Health & social care | 2021 |
| Feasting Ltd | Hospitality | 2026 |
| Federal BUG Investigators Limited | Administrative & support | 2024 |
| FEET2CRESTS Ltd. | Information & communication | 2011 |
| Fennel Homes Limited | Construction | 2024 |
| Fernlands Residents Management Company Limited | Real estate | 2014 |
| FIB & SIG Ltd | Other services | 2020 |
| Fibre Precision Services Ltd | Information & communication | 2017 |
| Fieldhouse Concilium Limited | Administrative & support | 2018 |
| Fieldhouse Residential Limited | Real estate | 2004 |
| Fifield Cars Ltd | Wholesale & retail | 2021 |
| Filestream Limited | Administrative & support | 2004 |
| Film 4X4 Limited | Transport & logistics | 2017 |
| Filthy Footlong Ltd | Manufacturing | 2025 |
| Financial Front Limited | Professional & scientific | 2007 |
| Finchfine Limited | Transport & logistics | 1999 |
| Find Your Quest Ltd | Wholesale & retail | 2020 |
| Fine UN Dandy Limited | Construction | 2026 |
| Fintech People Ltd | Administrative & support | 2020 |
| Firefly Coaching & Consultancy Ltd | Professional & scientific | 2025 |
| First Bite Limited | Hospitality | 2023 |
| First Social Care Ltd | Health & social care | 2022 |
| Firsthand Insight Ltd | Professional & scientific | 2024 |
| Fisher Hampton Handyman Limited | Other services | 2025 |
| Fitrite Limited | Professional & scientific | 2007 |
| FJG Group Ltd | Financial services | 2025 |
| Flame Mechanical Services Ltd | Construction | 2010 |
| Flamingo Chertsey Ltd | Administrative & support | 2018 |
| Flavours of Kerala Groceries Ltd | Wholesale & retail | 2023 |
| Flip Flop Flave Ltd | Wholesale & retail | 2024 |