| EAM Music Ltd. | Wholesale & retail | 2023 |
| Eama Limited | Wholesale & retail | 2013 |
| Eamc Resources Ltd | Administrative & support | 2017 |
| EAP Solutions Limited | Construction | 2006 |
| Earcarecardiff Limited | Health & social care | 2025 |
| Earl James Group FZE Ltd | Administrative & support | 2019 |
| Earl Rail Ltd | Construction | 2019 |
| Earl's Pearls Ltd | Real estate | 2024 |
| Earlam Properties Ltd | Real estate | 2025 |
| Earlswood Estates Ltd | Real estate | 2020 |
| Early Hours Roadshow Ltd | Extraterritorial | 2014 |
| Earlybud Limited | Hospitality | 2007 |
| Earn 7 Kaizen LLP | | 2025 |
| Earnley Meadows Estate Management Ltd | Real estate | 2023 |
| Earnmore Limited | Administrative & support | 2022 |
| Earnovo Limited | Administrative & support | 2022 |
| Earnwithindira Ltd | Information & communication | 2025 |
| Earth 3.0 Foundation | Information & communication | 2021 |
| Earth Angels Design Limited | Professional & scientific | 2020 |
| Earth Builders Ltd | Construction | 2017 |
| Earth Science Partnership Employee Ownership Trustee Limited | Professional & scientific | 2024 |
| Earth Science Partnership Limited | Professional & scientific | 1995 |
| Earth Wood Trees Ltd | Administrative & support | 2021 |
| Earth's Creation Ltd | Wholesale & retail | 2021 |
| Earthed Energy Ltd | Manufacturing | 2025 |
| Earthenartisan Ltd | Wholesale & retail | 2025 |
| Earthfibre Ltd | Wholesale & retail | 2026 |
| Earthlywonder Ltd | Wholesale & retail | 2025 |
| Earthy Essence Ltd | Wholesale & retail | 2025 |
| EAS UK Services Limited | Administrative & support | 2017 |
| Easez Shop Limited | Wholesale & retail | 2026 |
| Easi-Finance Limited | Administrative & support | 2008 |
| Easiest Building & Materials Ltd | Wholesale & retail | 2025 |
| Easiview Video Services Limited | Water & waste | 1995 |
| East African Gums Ltd | Wholesale & retail | 2025 |
| East Afro Cosmetics & Jewellery Ltd | Wholesale & retail | 2026 |
| East Anglia Transport Services Ltd | Transport & logistics | 2007 |
| East Atlantic Exports Ltd | Wholesale & retail | 2021 |
| East Cardiff Educational Trust | Public administration | 2019 |
| East Clean Limited | Administrative & support | 2016 |
| East Coast Logistics Ltd | Transport & logistics | 2018 |
| East END Estates Ltd | Households | 2022 |
| East Euro Car Hire Ltd. | Transport & logistics | 2016 |
| East Europe Ltd | Wholesale & retail | 2011 |
| East India Company (Publishing) Ltd | Information & communication | 2002 |
| East Lancashire Developments Limited | Construction | 2018 |
| East Sunrise Trading Limited | Wholesale & retail | 2024 |
| East Wind Group Ltd | Wholesale & retail | 2018 |
| Eastar International Technology Limited | Professional & scientific | 2013 |
| Eastbrook Builders Limited | Construction | 2016 |
| Eastcomp Ltd | Wholesale & retail | 2024 |
| Eastern Aspects Ltd | Education | 2012 |
| Eastern Crest Ventures Ltd | Wholesale & retail | 2023 |
| Eastern House Limited | Hospitality | 2015 |
| Eastern Island Studios Limited | Information & communication | 2015 |
| Eastern Red Hood Global Ventures Ltd | Wholesale & retail | 2025 |
| Eastern Solar Ltd | Construction | 2023 |
| Eastern Surprise Limited | Hospitality | 2019 |
| Eastern Treat Boxes Ltd | Hospitality | 2024 |
| Eastern Village Limited | Real estate | 2010 |
| Eastern Wealthy Limited | Extraterritorial | 2019 |
| Eastgate in Limited | Professional & scientific | 2025 |
| Eastgate Property Management Limited | Administrative & support | 2015 |
| Eastglen Car Sales Ltd | Wholesale & retail | 2019 |
| Eastgold Limited | Health & social care | 2022 |
| Eastland Surveying Ltd | Manufacturing | 2026 |
| Easton Co., Limited | Administrative & support | 2024 |
| Eastside Quarter, Maelfa (Cardiff) RMC Ltd | Households | 2017 |
| Eaststar Solutions Ltd | Construction | 2009 |
| Eastwall Holdings Ltd | Administrative & support | 2025 |
| Eastway Caterers Limited | Hospitality | 2018 |
| Eastwick Enterprises Ltd | Wholesale & retail | 2025 |
| Easy Avocado Limited | Administrative & support | 2023 |
| Easy Blue Ltd | Agriculture & fishing | 2023 |
| Easy Bridging Company Ltd | Financial services | 2018 |
| Easy Car Collections Ltd | Wholesale & retail | 2016 |
| Easy Cardiff Ltd | Wholesale & retail | 2024 |
| Easy Click and Save Ltd | Administrative & support | 2016 |
| Easy Counts Ltd | Professional & scientific | 2021 |
| Easy Drive Vans Ltd | Administrative & support | 2019 |
| Easy Exchange Limited | Financial services | 1999 |
| Easy FIX Access Ltd | Construction | 2018 |
| Easy Fleet Limited | Wholesale & retail | 2018 |
| Easy Going Hydro Ltd | Energy | 2015 |
| Easy Grande Ltd | Hospitality | 2018 |
| Easy Holiday Park and FLY Ltd | Administrative & support | 2019 |
| Easy Journey Ltd | Transport & logistics | 2025 |
| Easy Labs (R Labs) Ltd | Real estate | 2018 |
| Easy LET London Ltd | Real estate | 2012 |
| Easy Link Cars Ltd | Transport & logistics | 2018 |
| Easy Link Chauffeurs Ltd | Transport & logistics | 2023 |
| Easy Logistics 4U Ltd | Transport & logistics | 2024 |
| Easy Lyft Ltd | Transport & logistics | 2023 |
| Easy Parcels UK Ltd | Transport & logistics | 2019 |
| Easy Recruit Ltd | Administrative & support | 2025 |
| Easy Removal London Ltd | Energy | 2016 |
| Easy Security Systems Ltd | Manufacturing | 2014 |
| Easy Tree Care Ltd | Extraterritorial | 2024 |
| Easy Visa & Travel Agency Ltd | Professional & scientific | 2024 |
| Easy Waste Ltd | Water & waste | 2023 |