| Evercare Global Limited | Wholesale & retail | 2026 |
| Everest Street Food Limited | Hospitality | 2026 |
| Evergreen Day Care Ltd | Health & social care | 2016 |
| Evergreen Seven Group Ltd | Real estate | 2026 |
| Evergreen Trading LLP | | 2011 |
| Evergreen Tree Surgery & Landscaping Ltd | Administrative & support | 2025 |
| Everich HK Corporation Limited | Wholesale & retail | 2026 |
| Everlough Holdings UK Limited | Professional & scientific | 2025 |
| Everquote NI Limited | Financial services | 2020 |
| Evershed Robotics Limited | Manufacturing | 1994 |
| Eversheds Sutherland (Northern Ireland) LLP | | 2025 |
| Everstretch Limited | Wholesale & retail | 2025 |
| Everun Engineering Ltd | Energy | 2019 |
| Everun Limited | Energy | 2010 |
| Every Last Detail N.I. Ltd | Administrative & support | 2026 |
| Every Last Drop Ltd | Wholesale & retail | 2021 |
| Every Nation Ministries Belfast | Other services | 2014 |
| Everydayform Ltd | Wholesale & retail | 2026 |
| Everyone Loves Donuts Ltd | Information & communication | 2026 |
| Everythings Good Limited | Wholesale & retail | 2020 |
| EVI Consultancy Ltd | Professional & scientific | 2025 |
| Evident Property Developments Limited | Real estate | 2006 |
| Evishagaran Wind Farm Ltd | Energy | 2016 |
| Evmc Consulting Limited | Professional & scientific | 2024 |
| EVN Therapies Limited | Other services | 2012 |
| EVO Plumbing Systems Ltd | Construction | 2021 |
| Evoke Jiuhong Ltd | Manufacturing | 2024 |
| Evolution Energy Limited | Administrative & support | 1999 |
| Evolution Fasteners (N.I.) Ltd | Wholesale & retail | 2025 |
| Evolution HR & Management Consultancy Ltd | Professional & scientific | 2005 |
| Evolution Human Resource & Training Consultancy Ltd | Professional & scientific | 2005 |
| Evolution Offsite Systems Limited | Manufacturing | 2018 |
| Evolv Electrical Solutions Ltd | Construction | 2013 |
| Evolve Eco Solutions Ltd | Construction | 2023 |
| Evolve Engagement & Management Solutions Ltd | Professional & scientific | 2017 |
| Evolve Football Limited | Arts & recreation | 2015 |
| Evolve Goods Ltd | Wholesale & retail | 2024 |
| Evolve Life Coaching Limited | Other services | 2025 |
| Evolve Lifestyle and Fitness Limited | Arts & recreation | 2020 |
| Evolve Procurement Ltd | Professional & scientific | 2023 |
| Evolve Socials Limited | Information & communication | 2026 |
| EW Imports & Exports Ltd | Administrative & support | 2023 |
| Eway-Ai Ltd | Wholesale & retail | 2025 |
| Ewing Park Limited | Hospitality | 2016 |
| Ewing Smoked Salmon Ltd | Manufacturing | 2013 |
| Ewing Street Ltd | Hospitality | 2016 |
| EX2 Consultancy Limited | Professional & scientific | 2023 |
| Examel Group Limited | Wholesale & retail | 2025 |
| Examenlab Ltd | Health & social care | 2010 |
| Examtutor Limited | Education | 2025 |
| EXC Designs NI Ltd | Wholesale & retail | 2020 |
| Excalibur Press Ltd | Information & communication | 2020 |
| Exceedence UK Limited | Information & communication | 2018 |
| Excel Glass Limited | Manufacturing | 1977 |
| Excel Gym Ltd | Arts & recreation | 2023 |
| Excel OH Ltd | Health & social care | 2025 |
| EXCEL121GYM Limited | Arts & recreation | 2015 |
| Excellent Edges Ltd | Wholesale & retail | 2017 |
| Excello Law NI Limited | Professional & scientific | 2025 |
| Excelsior Herbal Medicine Ltd | Education | 2019 |
| Exchange Church Belfast | Other services | 2015 |
| Exchange Court Newtownards Apartment Management Limited | Households | 2006 |
| Exchange Place Ltd | Real estate | 2015 |
| Exclaim Ltd | Information & communication | 2020 |
| Exclusive Design Retail Limited | Wholesale & retail | 2024 |
| Executive Apartments Limited | Households | 1998 |
| Executive Global Solutions Ltd | Other services | 2025 |
| Executive Travel N.I. Limited | Transport & logistics | 2018 |
| Exell Training Ltd | Education | 2019 |
| Exeqution Analytics UK Limited | Information & communication | 2025 |
| Exmoral Trading Ltd | Wholesale & retail | 2026 |
| Exochrome (NI) Limited | Manufacturing | 2025 |
| Exonmark L.P. | | 2017 |
| Exotic Aquatics Limited | Wholesale & retail | 2012 |
| Exotic Mixers Limited | Wholesale & retail | 2019 |
| Expedia Capital (Antrim) Limited | Real estate | 2017 |
| Expedia Capital (Ardoyne) Limited | Real estate | 2019 |
| Expedia Capital (Banbridge) Limited | Extraterritorial | 2017 |
| Expedia Capital (Lurgan) LLP | | 2017 |
| Expedia Capital (Newtownards) LLP | | 2017 |
| Expedia Capital (Ormeau) LLP | | 2017 |
| Expedia Capital (Property NO 2) Limited | Real estate | 2015 |
| Expedia Capital (Property NO 3) Limited | Real estate | 2016 |
| Expedia Capital (Property NO.4) LLP | | 2016 |
| Expedia Capital (Thornleigh) Limited | Real estate | 2017 |
| Expedia Capital Limited | Professional & scientific | 2013 |
| Experia Ireland Ltd | Health & social care | 2016 |
| Experience Epic Ltd | Administrative & support | 2015 |
| Expert Pensions Advice LLP | | 2014 |
| Expert Visa and Immigration Ltd | Professional & scientific | 2022 |
| Explore Interiors Ltd | Extraterritorial | 2007 |
| Explore Planning Limited | Wholesale & retail | 2025 |
| Exploristics Ltd | Professional & scientific | 2009 |
| Explosion Sound Projects CIC | Education | 2026 |
| Expono Ltd | Manufacturing | 2022 |
| Exportexplore Limited | Professional & scientific | 2018 |
| Exportplug Limited | Wholesale & retail | 2025 |
| Express Haulage Ltd | Transport & logistics | 2018 |
| Express Valeting NI Centre Limited | Administrative & support | 2020 |
| Exquisite Aegle Limited | Health & social care | 2017 |