| Eppsa Limited | Other services | 2026 |
| Eprognox Tech (UK) Ltd | Information & communication | 2024 |
| Epropertycleans Ltd | Administrative & support | 2022 |
| Epropertyhousing Ltd | Real estate | 2021 |
| Epross Limited | Administrative & support | 2008 |
| EPS Builders Limited | Construction | 2022 |
| Epsilon Property Group Ltd | Real estate | 2026 |
| Epsilonworks Limited | Professional & scientific | 2016 |
| Epson Trading Limited | Wholesale & retail | 2018 |
| Epura Limited | Wholesale & retail | 2023 |
| Epzilon Ltd | Education | 2018 |
| EQ8 Group Ltd | Real estate | 2020 |
| EQH Consulting Limited | Professional & scientific | 2017 |
| Eqraumer Ltd | Wholesale & retail | 2026 |
| EQT International Holdings (UK) Ltd | Financial services | 2017 |
| Equa UK Tech Ltd | Transport & logistics | 2025 |
| Equal People Solutions Ltd | Information & communication | 2016 |
| Equality Council UK | Other services | 1995 |
| Equico Recruitment Trades & Labour Ltd | Administrative & support | 2021 |
| Equilibrium Security Services Ltd. | Information & communication | 2012 |
| Equilux 2019 Ltd | Financial services | 2019 |
| Equimax Ltd | Wholesale & retail | 2015 |
| Equinox Security Ltd | Administrative & support | 2021 |
| Equinox Training Ltd | Education | 2021 |
| Equinoxe Solutions Limited | Professional & scientific | 2008 |
| Equinoxrise Lettings Limited | Real estate | 2024 |
| Equip Transport Management Services Ltd | Professional & scientific | 2018 |
| EQUIP24 Ltd | Wholesale & retail | 2021 |
| Equipment Trade Consultants Limited | Construction | 2009 |
| Equireach CIC | Real estate | 2025 |
| Equitable Enterprises Ltd | Construction | 2021 |
| Equitas Academies Trust | Education | 2011 |
| Equitas Resources Limited | Professional & scientific | 2010 |
| Equitrade Capital Ltd | Financial services | 2025 |
| Equity Edge Limited | Real estate | 2024 |
| Equity Point Management Services Limited | Professional & scientific | 2007 |
| Equity Release 4 US Limited | Financial services | 2022 |
| Equity Trustees (UK & Europe) Ltd. | Administrative & support | 2016 |
| Equity Trustees Fund Services Ltd | Administrative & support | 2003 |
| Equm Properties Limited | Real estate | 2016 |
| ER Global Limited | Administrative & support | 2013 |
| ER Kinver Limited | Hospitality | 2021 |
| ER Media Enterprise Ltd | Manufacturing | 2023 |
| ER Trade Solutions Ltd | Wholesale & retail | 2026 |
| ERA Automation Software Ltd | Wholesale & retail | 2018 |
| ERA Developers Ltd | Construction | 2020 |
| ERA Polymers Limited | Wholesale & retail | 2015 |
| Eran Diamonds (UK) Limited | Wholesale & retail | 1998 |
| Erban Homes CIC | Hospitality | 2024 |
| Erban Ltd | Real estate | 2018 |
| Erbil Ladypool Road Limited | Hospitality | 2026 |
| Erbil Sharwama & Grill Limited | Hospitality | 2019 |
| Erbil Shawarma and Kebab House Ltd | Hospitality | 2023 |
| Erbj Investments Ltd | Financial services | 2024 |
| ERC (Solihull) Limited | Construction | 2008 |
| Ercb Enterprise Renovation & Building Constructions Ltd | Construction | 2018 |
| Erdingsworth Business & Tax Advisors Ltd | Professional & scientific | 2021 |
| Erdingsworth Group Limited | Financial services | 2022 |
| Erdington Accident Repair Centre Limited | Wholesale & retail | 2001 |
| Erdington Auto Engineers Limited | Wholesale & retail | 2012 |
| Erdington Community Healthcare Ltd | Wholesale & retail | 2025 |
| Erdington Day Night Healthcare Limited | Wholesale & retail | 2011 |
| Erdington Fish Ltd | Hospitality | 2025 |
| Erdington Foods Limited | Hospitality | 2025 |
| Erdington International Foods Ltd | Wholesale & retail | 2026 |
| Erdington Ocean Fresh Fish Ltd | Wholesale & retail | 2024 |
| Erdington Relaxing Centre 55 Ltd | Other services | 2020 |
| Erdington Shop Ltd Ltd | Wholesale & retail | 2019 |
| Erdington Specsavers Limited | Wholesale & retail | 1994 |
| Erdington Station Pizza an Grill Ltd | Hospitality | 2025 |
| Erdington Store Ltd | Wholesale & retail | 2024 |
| Erdington Town Centre Partnership | Professional & scientific | 2002 |
| Erdington Visionplus Limited | Wholesale & retail | 1994 |
| Erdington Walking Group CIC | Wholesale & retail | 2026 |
| ERE Teaching Limited | Construction | 2015 |
| Erebor Investments Unlimited | Professional & scientific | 2025 |
| Erectapro Limited | Construction | 2024 |
| Erem Ltd | Health & social care | 2021 |
| ERG (Holdings) Limited | Administrative & support | 2015 |
| ERG Global Consulting Limited | Administrative & support | 2017 |
| ERG Group Limited | Administrative & support | 2003 |
| ERG Management Limited | Professional & scientific | 2022 |
| ERG Taas Limited | Administrative & support | 2020 |
| Erga Consulting Ltd | Extraterritorial | 2023 |
| Ergoform Limited | Professional & scientific | 2025 |
| Ergon Power Ltd | Real estate | 2020 |
| Ergovate Consulting Limited | Information & communication | 2017 |
| ERI Beauty Products & Hair Dressing Ltd | Other services | 2025 |
| ERI Hope Ltd | Other services | 2019 |
| Eric Accountants & Bookkeepers Limited | Professional & scientific | 2024 |
| Eric Neville Catering Equipment & Services Ltd | Wholesale & retail | 1986 |
| Eric's Bitz Limited | Wholesale & retail | 2019 |
| Ericad Global Ltd | Extraterritorial | 2022 |
| Ericcts Ltd | Professional & scientific | 2017 |
| Erie Basin Limited | Real estate | 2008 |
| Erifa Limited | Health & social care | 2024 |
| Erik Trans Limited | Construction | 2021 |
| Erika Lara Ltd | Construction | 2025 |
| Erikela Ltd | Wholesale & retail | 2025 |
| Eriki Ventures Ltd | Hospitality | 2010 |