| East 10 Properties Limited | Real estate | 2020 |
| East Anglia Care Homes (Halvergate House) Limited | Health & social care | 2022 |
| East Anglia Care Homes (Sutherlands) Limited | Health & social care | 2022 |
| East Anglia Care Homes Limited | Health & social care | 1988 |
| East Anglian Poker Limited | Other services | 2026 |
| East Anglian Property 2010 Limited | Real estate | 2010 |
| East Anglian Property Limited | Construction | 1987 |
| East Anglian Property Preservation Limited | Professional & scientific | 1980 |
| East Grassland Ltd | Hospitality | 2022 |
| Eastangliaflooringsupplies Ltd | Wholesale & retail | 2023 |
| Eastern Carpentry & Building Ltd | Construction | 2026 |
| Easyfeedz Limited | Manufacturing | 2013 |
| Eco-Garden Solutions Ltd | Administrative & support | 2023 |
| Edman Limited | Construction | 2006 |
| Edward Clarke Limited | Professional & scientific | 2026 |
| Efficiency Care Services Ltd | Public administration | 2024 |
| EK Avps Ltd | Professional & scientific | 2023 |
| Elevate Performance Testing Limited | Other services | 2025 |
| Elle EYE Care Limited | Health & social care | 2011 |
| Ellipsis Brands Limited | Wholesale & retail | 2013 |
| Ellipsis Labs Ltd | Professional & scientific | 2020 |
| ELM Farm Properties Limited | Real estate | 2010 |
| Emerald Power T&D Limited | Professional & scientific | 2016 |
| Emge Limited | Construction | 2013 |
| Enaibleops Ltd | Information & communication | 2025 |
| Enhance Massage Limited | Health & social care | 2020 |
| Enhanced Beauty Aesthetics Ltd | Health & social care | 2019 |
| Eoeit Ltd | Information & communication | 2024 |
| Erika Chalkley Consultancy Ltd | Education | 2022 |
| Esupplyline Ltd | Wholesale & retail | 2017 |
| ETS Logistics Ltd | Transport & logistics | 2018 |
| Euodia Group Ltd | Real estate | 2015 |
| Evans & Fiddy Builders Ltd | Construction | 2015 |
| Evensorde Limited | Construction | 1996 |
| Everleigh House Limited | Wholesale & retail | 2021 |
| Evie Limited | Real estate | 2009 |
| EVJ Services Limited | Professional & scientific | 2020 |
| Evled Solutions Limited | Information & communication | 2017 |
| Evolve Media Digital Services Limited | Information & communication | 2024 |
| Expatriate Insurance Services Limited | Financial services | 2001 |
| Expatriate Solutions Ltd | Financial services | 2013 |
| Experts Mobile Limited | Wholesale & retail | 2025 |
| Express Equine Ltd | Wholesale & retail | 2024 |
| Express Media Walls Ltd | Construction | 2025 |
| F. Johnny & Sons Limited | Professional & scientific | 1975 |
| FAB Engineering Services Ltd | Professional & scientific | 2026 |
| Fabri-Coat Limited | Manufacturing | 2012 |
| Face Future Advanced Skincare Ltd | Health & social care | 2021 |
| Fairchild Graphics Ltd | Professional & scientific | 2010 |
| Faram Interiors Limited | Wholesale & retail | 2024 |
| Feet in Motion Franchising Limited | Health & social care | 2017 |
| Fenreach Ltd | Wholesale & retail | 2026 |
| Fertadvisor Ltd | Agriculture & fishing | 2018 |
| Fielder Firewood Limited | Agriculture & fishing | 2014 |
| Filmgate UK Limited | Information & communication | 2013 |
| Filter Supermarket.Com Ltd | Wholesale & retail | 2011 |
| First Impression Limos Limited | Transport & logistics | 2010 |
| Flavour Junction Ltd | Hospitality | 2026 |
| Flex Skincare Ltd | Wholesale & retail | 2024 |
| Flint Sportswear Limited | Professional & scientific | 2023 |
| Flowt Advisory Limited | Professional & scientific | 2026 |
| Folliard Hydraulics Limited | Manufacturing | 1984 |
| Football FUN Factory (Community 046) Ltd | Arts & recreation | 2021 |
| Football Solutions Ltd | Professional & scientific | 2022 |
| Forcrete Ltd | Manufacturing | 2020 |
| Fordyce Chiropractic Limited | Health & social care | 2025 |
| Fortis Coatings Ltd | Construction | 2019 |
| Fronthide Limited | Financial services | 1986 |
| FT Grounds Maintenance Ltd | Administrative & support | 2020 |
| Ftsc Ltd | Construction | 2025 |
| Funchal Professional Services (FPS) Limited | Administrative & support | 2022 |
| Further ADO Games Limited | Information & communication | 2026 |
| Future Metal Holdings Limited | Construction | 2007 |
| Future Metal International Limited | Wholesale & retail | 2012 |
| G S D Lambert & Sons Limited | Construction | 1987 |
| G. Roberts Trading Ltd | Wholesale & retail | 2026 |
| Gachi Holdings Ltd | Hospitality | 2023 |
| Gale Construction Company Limited | Construction | 1981 |
| Gale Holdings Limited | Professional & scientific | 2005 |
| Gamble Developments Limited | Real estate | 2022 |
| Garden Rooms East Anglia Ltd | Construction | 2021 |
| Gary Cooper Paving Limited | Construction | 2000 |
| GB Groundworks and Civils Ltd | Construction | 2022 |
| Gecko Property Rentals Ltd | Real estate | 2025 |
| Gelder Electrical Limited | Construction | 2023 |
| Gems Aquastars Swim School Limited | Arts & recreation | 2022 |
| GEO R Reeve Limited | Wholesale & retail | 1960 |
| Gerber Consultant Engineering Limited | Professional & scientific | 2014 |
| GH Hunt Holdings Ltd | Financial services | 2023 |
| Glade House Limited | Real estate | 2019 |
| Gladwin Limited | Other services | 2014 |
| Glambox the Studio Ltd | Other services | 2024 |
| Glambox Wymondham Ltd | Other services | 2025 |
| Glamorous Gowns Ltd | Wholesale & retail | 2023 |
| Glenacre Homes Ltd | Extraterritorial | 2016 |
| Glow Run Club CIC | Education | 2025 |
| GMC Plumbing & Heating (Wymondham) Ltd | Construction | 2022 |
| Gmej Holdings Ltd | Real estate | 2022 |
| Go Life 4U Limited | Wholesale & retail | 2016 |
| Good & Trusted Storage Ltd | Professional & scientific | 2016 |