| Edinburgh Park (Liverpool) Management Company Limited | Households | 2021 |
| EE Developments Ltd | Construction | 2015 |
| Ee&K Ltd | Other services | 2020 |
| EFG Holdings Limited | Professional & scientific | 2000 |
| Egerton Green Management Company Limited | Households | 2012 |
| EGG Restore Limited | Construction | 2026 |
| EGG Special Projects Limited | Construction | 2023 |
| Eievo Ltd | Water & waste | 2024 |
| Einc Limited | Real estate | 2022 |
| Ekps Property Ltd | Real estate | 2025 |
| EKS Builders Limited | Construction | 2019 |
| Eksthetics by DR EK Ltd | Health & social care | 2026 |
| EL Maintenance Group Limited | Construction | 2025 |
| Eldonward Limited | Construction | 1988 |
| Eleanorfields Management Company Limited | Households | 2005 |
| Eleanors Walk (Thundridge) Management Co Limited | Households | 2006 |
| Eleclean Ltd | Administrative & support | 2022 |
| Electric Punch Tattoo Limited | Other services | 2014 |
| Electrogents Ltd | Construction | 2019 |
| Elegant Softtech Solutions Ltd | Manufacturing | 2024 |
| Elenzo Ltd | Real estate | 2025 |
| Eleven New Homes Hertfordshire Limited | Real estate | 2020 |
| Elite Autos-Hub Ltd | Wholesale & retail | 2026 |
| Elite Solutions Hub Ltd | Information & communication | 2026 |
| Elizabeth Court (Dulwich) Limited | Households | 1997 |
| ELJ Social Ltd | Wholesale & retail | 2021 |
| Ellerslie (Manchester) Management Company Limited | Households | 2001 |
| Ellerton Court Management Company Limited | Households | 1999 |
| Ellesmere Grove Apartments (Eccles) Limited | Households | 2004 |
| Ellis Estates Investments Limited | Real estate | 2020 |
| Ellis Estates Limited | Real estate | 2016 |
| ELM Tree Apartments (Burtonwood) Limited | Households | 2004 |
| ELM Tree Gardens (Burtonwood) Limited | Households | 2004 |
| Elmside Limited | Transport & logistics | 1993 |
| Elmside Transport Ltd | Mining & quarrying | 2023 |
| Elmtree Creative Partnership Ltd | Other services | 2011 |
| Elsie House Ltd | Real estate | 2019 |
| Elva Property Ltd | Real estate | 2025 |
| Em's Coffee Ltd | Wholesale & retail | 2022 |
| Eman Industries Ltd | Construction | 2018 |
| Emery's Road (Gedling) Management Company Limited | Households | 2005 |
| Emma Howlett Therapy Ltd | Health & social care | 2021 |
| Emmeline (Manchester) Management Limited | Households | 2005 |
| Emscote Lawn Residents Association Limited | Households | 2000 |
| EN3 Motor Sales Limited | Wholesale & retail | 2015 |
| Ency Global Ltd | Transport & logistics | 2025 |
| Enfield Fancy Goods Limited | Professional & scientific | 1978 |
| Enfield Island Village Area R2 Management Company Limited | Households | 2001 |
| Enfield Island Village Areas R9 & R10B Management Company Limited | Households | 2002 |
| Enfield Island Village Phase 3 (Block W) Management Company Limited | Households | 2000 |
| Enfield Island Village Phase II (Block S&T) Management Limited | Households | 1999 |
| Enfield Island Village Phase II (Blocks J, K, L & M) Management Limited | Households | 1999 |
| Engo Commercial Limited | Real estate | 2023 |
| Enstone Watts Limited | Professional & scientific | 2011 |
| Entire Consulting Ltd | Information & communication | 2004 |
| Envision Group U.K. Limited | Construction | 2017 |
| EPJ Properties Ltd | Real estate | 2020 |
| Equinox Jewellery Design Studio Limited | Wholesale & retail | 1997 |
| Equinox Jewellery Holdings Limited | Financial services | 2024 |
| Eramo UK Limited | Construction | 2014 |
| Erdag Consulting Ltd | Professional & scientific | 2015 |
| Eren Electrical Limited | Construction | 2018 |
| Ergo Management Ltd | Administrative & support | 2020 |
| Erka Deco Construction Works Ltd | Manufacturing | 2025 |
| Ermin Limited | Hospitality | 2025 |
| ERS Communication and Design Ltd | Information & communication | 2015 |
| Escut Ltd. | Manufacturing | 1963 |
| Esposti Limited | Wholesale & retail | 1970 |
| Essen Media Ltd | Professional & scientific | 2023 |
| Essex Health Care Alliance Limited | Professional & scientific | 2019 |
| Estate Management 55 Limited | Households | 1998 |
| Ethergas Limited | Extraterritorial | 2018 |
| Eunited (UK) Limited | Construction | 2005 |
| Euro Food & Drinks Ltd | Wholesale & retail | 2013 |
| Europa 93 Deli Limited | Hospitality | 2024 |
| Europa Ventilation Cleaning Services Limited | Administrative & support | 2011 |
| European Cloud Consulting Limited | Information & communication | 2016 |
| European Salad Sourcing - UK Limited | Wholesale & retail | 2024 |
| EV 2 Trade Limited | Wholesale & retail | 2025 |
| EV Design Services Ltd | Professional & scientific | 2020 |
| Events Tracking Ltd | Arts & recreation | 2018 |
| EVL Limited | Wholesale & retail | 2011 |
| Evolution Contracts Ltd | Construction | 2021 |
| Evya Ltd | Hospitality | 2024 |
| Excel Guarding Limited | Extraterritorial | 2015 |
| Excel Management Group Limited | Real estate | 2015 |
| Exchange Building Management Company Limited | Households | 2002 |
| Executive Retail Limited | Wholesale & retail | 1995 |
| Eximia Solutions Limited | Construction | 2025 |
| Eyla Properties Ltd | Real estate | 2025 |
| Eyre View Estate Management Company Limited | Households | 2017 |
| Ezlk Ltd | Information & communication | 2026 |
| Ezzra Limited | Hospitality | 2025 |
| F & S Property Management Limited | Real estate | 2015 |
| F & T Restaurant Ltd | Hospitality | 2025 |
| F&R Imports Ltd | Wholesale & retail | 2025 |
| Faces of Industry Limited | Wholesale & retail | 1985 |
| Fairchild Print Limited | Manufacturing | 2014 |
| Fairfields (Measham) Management Company Limited | Households | 1994 |
| Falcon Rise (Congleton) Management Company Limited | Households | 2019 |