| Erican Consulting Ltd | Information & communication | 2021 |
| Ericht Properties Ltd. | Real estate | 2014 |
| Ericoarts Ltd | Arts & recreation | 2025 |
| Eriden Properties LLP | | 2002 |
| Erin Corporation L.P. | | 2009 |
| Erin Taxis Ltd. | Extraterritorial | 2001 |
| Erinmore Productions Limited | Manufacturing | 2022 |
| Eriska Secretaries Limited | Administrative & support | 2011 |
| Eriskay Wealth Ltd | Professional & scientific | 2022 |
| Erisort Consulting Limited | Health & social care | 2013 |
| Eriu Regulatory Ltd | Professional & scientific | 2024 |
| Erkis Properties Ltd | Real estate | 2025 |
| Erland Business LP | | 2016 |
| Ermalion Management LP | | 2015 |
| Ermiola Services LP | | 2013 |
| Ermis Trade LP | | 2015 |
| Ermit Invest LP | | 2013 |
| Ermp Limited | Health & social care | 2007 |
| Ermu Property Ltd | Real estate | 2022 |
| Erneside Engineering UK Ltd | Professional & scientific | 2020 |
| Eroglu Property Ltd | Real estate | 2025 |
| Eromssap Centricity Services Limited | Professional & scientific | 2025 |
| ERP Academy Ltd | Information & communication | 2025 |
| ERP Mentor Ltd | Information & communication | 2025 |
| ERP2 Limited | Wholesale & retail | 2019 |
| Erra Homes & Co Ltd | Construction | 2025 |
| Erre Hair Studio Limited | Other services | 2025 |
| Errigal Solutions Ltd | Information & communication | 2015 |
| Errol Estate Limited | Administrative & support | 2007 |
| Errol Park Events Limited | Hospitality | 2020 |
| Errol Services LP | | 2015 |
| ERS Cleaning Services Limited | Administrative & support | 2025 |
| ERS Systems LLP | | 2016 |
| Erskine Estates Limited | Construction | 1990 |
| Erskine Legal Solutions Ltd | Professional & scientific | 2014 |
| Erskine Nominees Limited | Financial services | 1974 |
| Erskine Properties Limited | Construction | 1980 |
| Erskine Stewart Melville | Education | 2026 |
| Erttrans Logistic Ltd | Transport & logistics | 2025 |
| Ervington Investments LP | | 2017 |
| Erwest Impex LP | | 2017 |
| ES Catering Limited | Hospitality | 2017 |
| ES Elite Ltd | Other services | 2025 |
| ES Properties (Liverpool) Limited | Hospitality | 2006 |
| ES Spark Digital Ltd | Information & communication | 2025 |
| ES Trading Group LP | | 2019 |
| Es-Education LP | | 2016 |
| Esact Conference Ltd | Administrative & support | 2023 |
| Esalesuk Limited | Wholesale & retail | 2025 |
| Esank Ltd | Financial services | 2013 |
| Esas Events Limited | Other services | 2017 |
| ESC Solutions International LP | | 2020 |
| ESC Technology Limited | Professional & scientific | 2020 |
| ESC2 (Scotland) Limited | Professional & scientific | 2026 |
| Escalante Sabd Holdings Ltd | Financial services | 2025 |
| Escales Management Ltd | Extraterritorial | 2016 |
| Escape to Educate Ltd | Professional & scientific | 2020 |
| Escapespace Ltd | Hospitality | 2014 |
| Esco Europe L.P. | | 2009 |
| Escocia Group Limited | Real estate | 2023 |
| Escocia Tours Ltd | Administrative & support | 2016 |
| Escol Partners | | 2022 |
| Escro Investments L.P. | | 2009 |
| Escrow Reconciliation LP | | 2015 |
| Escuadron Partners LP | | 2016 |
| Esea Creatives CIC | Arts & recreation | 2025 |
| Esek Company LP | | 2016 |
| Esena Energy Limited | Professional & scientific | 2026 |
| ESF I Executive Co Investment Limited Partnership | | 2013 |
| Esfw Holdings Ltd | Professional & scientific | 2020 |
| ESG Energy Service Group Limited | Professional & scientific | 2020 |
| ESG Natural Fibres Limited | Manufacturing | 2023 |
| ESG Residential Properties Limited | Households | 2023 |
| ESG Technology Ltd | Information & communication | 2020 |
| ESG Treasury Ltd | Professional & scientific | 2020 |
| Eshan Trading Limited | Wholesale & retail | 2024 |
| Esip Founder Partner LP | | 2008 |
| ESJ Group Holdings Ltd | Financial services | 2025 |
| ESJ Wholesale Ltd | Wholesale & retail | 2026 |
| ESK Film Services Limited | Information & communication | 2022 |
| ESK Group Ltd | Financial services | 2021 |
| ESK Holiday Homes Ltd | Real estate | 2021 |
| ESK Homes Ltd | Real estate | 2021 |
| ESK Lettings Ltd | Real estate | 2020 |
| ESK Partners LLP | | 2025 |
| ESK Productions Limited | Information & communication | 2025 |
| ESK Properties (Scotland) Limited | Real estate | 2009 |
| ESK Property (Cambridge) LLP | | 2023 |
| Eskalle LP | | 2016 |
| Eskbank Brewing Company Limited | Manufacturing | 2026 |
| Eskbank Properties Limited | Real estate | 2016 |
| Eskdale Mews PM Ltd | Real estate | 2026 |
| Eskgrove Homes LLP | | 2010 |
| Eskgrove Limited | Administrative & support | 2020 |
| Eskin Services LP | | 2013 |
| Esko Ahtisaari LP | | 2016 |
| Esko International LP | | 2016 |
| Eskside Properties Ltd | Real estate | 2023 |
| Eskywell Services Ltd | Administrative & support | 2016 |
| ESM Hockey Club Limited | Arts & recreation | 2023 |