| Elsaw Court (LEY Road) Residents' Association Limited | Households | 1964 |
| Elysian Creations Ltd | Manufacturing | 2025 |
| Email Sorted Ltd | Administrative & support | 2021 |
| Emel Liva Limited | Hospitality | 2021 |
| Emerald Group Holdings Limited | Information & communication | 1998 |
| Emerald Publishing Limited | Information & communication | 1995 |
| Emerald UK Holdco Limited | Financial services | 2022 |
| Emergency Unit Limited | Health & social care | 2010 |
| EMH Recruitment Ltd | Administrative & support | 2019 |
| Emma Jade Beauty Limited | Other services | 2018 |
| Emmaeus Associates Ltd | Professional & scientific | 2009 |
| Empires Building Contractors Ltd | Construction | 2024 |
| Empower People HR Ltd | Professional & scientific | 2024 |
| EMS Response and Ambulance Service Ltd | Health & social care | 2018 |
| Emsworth Landscapes Ltd | Administrative & support | 2025 |
| Emsworth Project Services Limited | Professional & scientific | 2010 |
| Emtn Group Ltd | Financial services | 2026 |
| Endeavour (Godstone) Ltd | Financial services | 2019 |
| Endeavour Properties (Godstone) Limited | Financial services | 1950 |
| Energize (UK) Limited | Energy | 2012 |
| Engineer Success Ltd | Other services | 2018 |
| Engineering Diversified Ltd | Professional & scientific | 2018 |
| Engineering Personnel Ltd | Administrative & support | 2021 |
| Enicot Ltd | Professional & scientific | 2018 |
| Enovilon Ltd. | Information & communication | 2017 |
| ENS Communities & Homes Ltd | Real estate | 2024 |
| ENS Holdings (West Sussex) Limited | Financial services | 2022 |
| Enticotts GAS & Heating Specialists Ltd | Construction | 2011 |
| Entity Confidence Ltd | Information & communication | 2012 |
| Entsy Entertainment Ltd | Arts & recreation | 2025 |
| EPC Sussex Ltd | Other services | 2019 |
| Eplon Engineering Company Limited | Manufacturing | 1968 |
| ERF Electrical Services Ltd | Construction | 2022 |
| Erreichen Ltd | Transport & logistics | 2025 |
| Eryk Properties Ltd | Real estate | 2023 |
| ES Carpentry & Maintenance Ltd | Construction | 2026 |
| Eslb Investments Limited | Real estate | 2025 |
| Eslb Motors Limited | Wholesale & retail | 2025 |
| Esplanade Grande (Bognor Regis) RTM Company Ltd | Households | 2023 |
| Esplanade House Limited | Real estate | 2004 |
| Esprit Accounting Limited | Professional & scientific | 2001 |
| Essential Laser Clinic Limited | Health & social care | 2023 |
| Estera Market Limited | Wholesale & retail | 2025 |
| Estera Mini Market 1 Limited | Wholesale & retail | 2024 |
| Estera Mini Market Ltd | Wholesale & retail | 2026 |
| Eton Drive Residents Management Company Limited | Households | 1993 |
| EU Supermarket Ltd | Wholesale & retail | 2013 |
| Euphoria Home Design Limited | Construction | 2020 |
| Euphoria Kitchens Limited | Wholesale & retail | 2016 |
| Euro Aluminium Ltd | Manufacturing | 2013 |
| Euro Install Ltd | Construction | 2017 |
| EURO2GO Events LLP | | 2022 |
| Europe Aluminium Ltd | Manufacturing | 2021 |
| European Art Schools Limited | Education | 2017 |
| European Art Schools USA and Canada Limited | Education | 2017 |
| Eurosia Store Ltd | Wholesale & retail | 2024 |
| EV ETC Ltd | Construction | 2020 |
| Evans Financial Planning Limited | Financial services | 2020 |
| Evans Parker Limited | Administrative & support | 2002 |
| Event Exec Limited | Administrative & support | 2015 |
| Everflow Plumbing Limited | Construction | 2026 |
| Evergreen Accountancy Ltd | Financial services | 2011 |
| Evergreen Lettings Limited | Real estate | 1997 |
| Everly Property Limited | Real estate | 2024 |
| Everstrong Limited | Financial services | 2010 |
| Eves Together Ltd | Information & communication | 2026 |
| EVM Event Operations Limited | Arts & recreation | 2017 |
| Evolution Training Limited | Professional & scientific | 1998 |
| EW Adams Fine Jewellery Ltd | Manufacturing | 2019 |
| Exitus Advisory Ltd | Professional & scientific | 2025 |
| Expedition World Limited | Administrative & support | 1989 |
| Explore Digital Solutions Limited | Professional & scientific | 2015 |
| Exteam Cleaning Ltd | Other services | 2021 |
| Extended Tour Ltd | Administrative & support | 2023 |
| F & G Transport (Bognor) Limited | Transport & logistics | 2004 |
| F K Keeley Wall & Floor Tiling Ltd | Construction | 2024 |
| F.G Investment Properties Ltd | Real estate | 2021 |
| FAB Auto Tools Ltd | Wholesale & retail | 2013 |
| FAB Welding Ltd | Manufacturing | 2025 |
| FAI Kitchen Takeaway Limited | Hospitality | 2023 |
| Fairbourn Consulting Ltd | Professional & scientific | 2026 |
| Fairoak Residents Limited | Households | 1976 |
| Fairway Cost Consultancy Limited | Professional & scientific | 2018 |
| Fairway Supermarket Co Ltd | Wholesale & retail | 2026 |
| Fairy Candy Ltd | Manufacturing | 2024 |
| Fairytales & Tiaras Ltd | Arts & recreation | 2025 |
| Falco Composites Ltd | Construction | 2017 |
| Family Food Club Ltd | Hospitality | 2026 |
| FAR 2 Kleen Premium Vehicle Care Ltd | Wholesale & retail | 2019 |
| Farmyard Fidos Ltd | Other services | 2021 |
| Farndell Estate Agents Ltd | Real estate | 2024 |
| Farringdon Green Residents Management Company Limited | Households | 2018 |
| Fasgadh Developments Limited | Construction | 2006 |
| Fashion Compass London Limited | Administrative & support | 2018 |
| Fastestimation Limited | Wholesale & retail | 2025 |
| FBA Network Ltd | Other services | 2026 |
| FCS Concepts Limited | Construction | 2022 |
| FD Surgery Limited | Health & social care | 2019 |
| Fear FX Limited | Arts & recreation | 2018 |
| Fellows Building Services Limited | Construction | 2008 |