| Emersive Engineering Limited | Professional & scientific | 2017 |
| Emmett Solutions Ltd | Financial services | 2025 |
| Empower Your Brand Ltd | Professional & scientific | 2026 |
| Empress Associates Ltd | Professional & scientific | 2014 |
| Endeavour Hire Limited | Construction | 2023 |
| Engineering Management Limited | Professional & scientific | 2012 |
| Enigma Salons Limited | Other services | 1986 |
| Ensign Financial Planning Ltd | Financial services | 2018 |
| Entire Building Limited | Construction | 2014 |
| Epsn Workforce UK Limited | Administrative & support | 2014 |
| Equilibrium Oakham (UK) Limited | Other services | 2025 |
| Equilibrium Oakham LLP | | 2021 |
| Equilibrium Stamford (UK) Limited | Other services | 2025 |
| Equilibrium Stamford LLP | | 2017 |
| Essden Ltd | Professional & scientific | 2019 |
| EST Lakhanpal Training Limited | Education | 2025 |
| Estética Aesthetics Limited | Other services | 2019 |
| EU Consulting Ltd | Professional & scientific | 2011 |
| Euroict Limited | Information & communication | 2007 |
| Evans Consulting Solutions Ltd | Real estate | 2014 |
| Evanstina Properties Ltd | Real estate | 2022 |
| Evari Talent Partners Limited | Professional & scientific | 2026 |
| Evenstance Ltd | Information & communication | 2026 |
| Eventus Financial Planning Ltd | Financial services | 2023 |
| Evergreen Capital Advisors Limited | Financial services | 2016 |
| Everow Properties Limited | Households | 2020 |
| Every Run Counts Ltd | Arts & recreation | 2021 |
| Evinzi Limited | Professional & scientific | 2018 |
| Evolve Digital Publishing Ltd | Information & communication | 2009 |
| Excavator Attachments Limited | Wholesale & retail | 2008 |
| Exclusive Suppliers Limited | Wholesale & retail | 2025 |
| Exclusive Web Limited | Information & communication | 2008 |
| Express Construction Fencing Limited | Construction | 2014 |
| Facilities and Safety Management Solutions Ltd | Professional & scientific | 2013 |
| Facilities Support Services Limited | Administrative & support | 2018 |
| Fairfield Construction & Developments Limited | Construction | 2020 |
| Fairfield Construction Ltd | Construction | 2026 |
| Fairview Broking Limited | Financial services | 2021 |
| FAR Future Services Limited | Information & communication | 2017 |
| Farndale Consulting Limited | Professional & scientific | 2017 |
| Fashion Garment Services Processing Limited | Wholesale & retail | 2005 |
| Fazane FOX Ltd | Wholesale & retail | 2024 |
| FB Conzul Ltd | Information & communication | 2025 |
| Fearne Wealth Management Ltd | Financial services | 2006 |
| Fearne Wealth Solutions Ltd | Administrative & support | 2013 |
| Fearneace Ltd | Financial services | 2016 |
| Feeling Good Limited | Hospitality | 2016 |
| Felston Consulting Limited | Professional & scientific | 2013 |
| Feral Science Limited | Education | 2019 |
| Fianna Engineering Limited | Professional & scientific | 2019 |
| Fiin Limited | Other services | 2015 |
| Financial Expert Media Ltd | Other services | 2021 |
| Finch Consulting Limited | Professional & scientific | 1992 |
| Finedoor International 2012 Limited | Administrative & support | 2012 |
| Finest Edge Sharpening Service Limited | Manufacturing | 2016 |
| Finethreads Garment Sourcing Limited | Wholesale & retail | 2022 |
| Finners Ltd | Administrative & support | 2022 |
| Fiona Ayers Ltd | Professional & scientific | 2023 |
| Fire Behind the Form Limited | Professional & scientific | 2026 |
| First Central Developments Limited | Administrative & support | 2001 |
| First Grade Coaching Limited | Arts & recreation | 2005 |
| First Grade Events Ltd | Education | 2025 |
| First Grade Sports Limited | Arts & recreation | 2011 |
| FISH2SELL.COM Ltd | Real estate | 2019 |
| Fisher German Limited | Real estate | 2006 |
| Fisher German LLP | | 2006 |
| Fisher German on Site Limited | Administrative & support | 2006 |
| Fisher German Property Management LLP | | 2003 |
| Fishers Law Limited | Professional & scientific | 2019 |
| Fishers Solicitors (Ashby) LLP | | 2004 |
| Fleetham Management Solutions Limited | Construction | 2022 |
| Flor of Ashby Ltd | Wholesale & retail | 2023 |
| Food Ingredient Technology Ltd | Manufacturing | 2017 |
| Football FAN Shirts UK Ltd | Wholesale & retail | 2013 |
| Forever-I Ltd | Information & communication | 2020 |
| Forge and Flow Creative Ltd | Professional & scientific | 2026 |
| Fortunefish Limited | Information & communication | 2013 |
| Forward Moving Consultancy Group Ltd | Professional & scientific | 2019 |
| Foster Employment & Wellbeing Ltd | Administrative & support | 2026 |
| Foxbridge Independent Financial Solutions Limited | Financial services | 2002 |
| Fractional Group Developments Ltd | Extraterritorial | 2024 |
| Franklin Tonic Holdings Limited | Professional & scientific | 2022 |
| Frazer-Nash Energy Systems Limited | Professional & scientific | 1997 |
| Freedom Eyecare Nottingham Limited | Health & social care | 2015 |
| Fridge Door Cocktails Limited | Wholesale & retail | 2025 |
| From Afar Limited | Professional & scientific | 2001 |
| Front of House Cleaning Ltd | Administrative & support | 2017 |
| Frontier Boxing Ltd | Other services | 2023 |
| FTB Construction Ltd | Construction | 2023 |
| Fuller Batteries Ltd | Real estate | 2017 |
| Fuller Battery Ltd | Extraterritorial | 2022 |
| Fuller Housing Ltd | Extraterritorial | 2021 |
| G & D Food Limited | Hospitality | 2012 |
| G & F Limited | Financial services | 2019 |
| G C Business Services Limited | Administrative & support | 2006 |
| Gadsby's Property Limited | Hospitality | 2021 |
| Gareyholdings Limited | Real estate | 2017 |
| Garlin Investments Limited | Real estate | 2019 |
| GB Leisure Group Ltd | Arts & recreation | 2026 |
| GB Lettings & Investments Limited | Real estate | 2025 |