| Finance and IT Solutions Ltd | Administrative & support | 2016 |
| Fira Studio Ltd | Professional & scientific | 2017 |
| Fire Doors Complete Limited | Other services | 2009 |
| Firmin Coates Limited | Professional & scientific | 1970 |
| Fist Commerce Ltd | Wholesale & retail | 2024 |
| FJG Enterprises Ltd | Wholesale & retail | 2023 |
| Fleet Contracts Ltd | Construction | 2017 |
| Fletcher Medical Services Limited | Health & social care | 2022 |
| Flexsolve Ltd | Information & communication | 2005 |
| Flintloque Management Systems Limited | Other services | 2005 |
| Florence by Night Ltd | Transport & logistics | 2022 |
| Flowmed Technologies Ltd | Manufacturing | 2025 |
| Floyd Business Intelligence Ltd | Professional & scientific | 2012 |
| Flozzl Ltd | Information & communication | 2021 |
| Fluidity Business Analysis Ltd | Professional & scientific | 2019 |
| Focom Limited | Information & communication | 1996 |
| Forest Fabrications Limited | Manufacturing | 1992 |
| Forest Landscapes & Construction Limited | Other services | 2010 |
| Forge Training Limited | Wholesale & retail | 2025 |
| Forging Futures Limited | Health & social care | 2023 |
| FORMATFIFTY9 Ltd | Manufacturing | 2026 |
| Forme Creative Media Ltd | Administrative & support | 2011 |
| Formee Wellness Ltd | Arts & recreation | 2025 |
| Forward Investments 2017 Limited | Professional & scientific | 2017 |
| Fosse Talent Ltd | Wholesale & retail | 2024 |
| Fountain Plumbing & Heating Ltd | Construction | 2010 |
| FOX Automotive Limited | Wholesale & retail | 2019 |
| FOX Land Rovers Limited | Wholesale & retail | 2014 |
| FOX Modern Limited | Wholesale & retail | 2025 |
| FOX Spirit Books Ltd | Information & communication | 2014 |
| FOX Transfers Ltd | Other services | 2014 |
| Foxbury HB Limited | Health & social care | 2013 |
| FOY Sales & Marketing Ltd | Wholesale & retail | 2015 |
| Fractal Designs Limited | Professional & scientific | 2002 |
| Fredarry Leisure Ltd | Hospitality | 2025 |
| Freightshipper Ltd | Transport & logistics | 2018 |
| Freudenberg Simrit LP | | 2001 |
| Fritzy BOY Lettings Limited | Real estate | 2024 |
| Frock&Roll Ltd | Manufacturing | 2021 |
| Frolesworth Dog Field Ltd | Arts & recreation | 2025 |
| Frolesworth Farms Limited | Agriculture & fishing | 1975 |
| From Then Ltd | Information & communication | 2022 |
| Frost Contracts Limited | Other services | 2015 |
| FS1E Limited | Other services | 2022 |
| FT Developments (Bosworth) Ltd | Construction | 2006 |
| FTC Vets Ltd | Wholesale & retail | 2025 |
| Fulfilza Ltd | Transport & logistics | 2026 |
| Full Life for ALL C.I.C. | Education | 2024 |
| FUN Fair Food Ltd | Hospitality | 2024 |
| Funky INK Limited | Professional & scientific | 2004 |
| Funky Soap Shop Ltd | Manufacturing | 2015 |
| Furniture Production Ltd | Manufacturing | 2017 |
| Future Faces (Lutterworth) Limited | Arts & recreation | 2008 |
| FW Property Group Limited | Real estate | 2019 |
| FWP Projects Limited | Construction | 2023 |
| G & H Goodwin Limited | Manufacturing | 2003 |
| G & L Bedford Limited | Professional & scientific | 2005 |
| G and K Real Estates Limited | Real estate | 2018 |
| G J Mcmillan Ltd | Other services | 2014 |
| G Morton Consulting Ltd | Professional & scientific | 2021 |
| G S Construction Lutterworth Ltd | Construction | 2022 |
| G S Engineering Ltd | Manufacturing | 2003 |
| G Young Electrical Services Limited | Construction | 2013 |
| G&D Consultants Limited | Administrative & support | 2026 |
| GAK Transport Limited | Transport & logistics | 2017 |
| Garip Barbers Ltd | Other services | 2024 |
| Garner & SON (Farmers) Limited | Agriculture & fishing | 1963 |
| Garner & Wade Ltd | Agriculture & fishing | 2009 |
| Gary Cefai Projects Ltd | Construction | 2002 |
| Gateway Consultancy Leicester Limited | Professional & scientific | 2024 |
| Gather&See Limited | Wholesale & retail | 2013 |
| Gaukuj Limited | Health & social care | 2012 |
| Gavin Pyper Ltd | Professional & scientific | 2021 |
| GB Property & Lettings Limited | Hospitality | 2019 |
| Gcmc Consulting Limited | Information & communication | 2024 |
| GDK Assets | Financial services | 2020 |
| Geccco Limited | Professional & scientific | 1993 |
| Gecko and Spots Piercing Ltd | Other services | 2024 |
| GEE Freelance Ltd | Wholesale & retail | 2018 |
| GEM Academic Limited | Education | 2021 |
| General Woodwork Supplies (Stoke Newington) Limited | Wholesale & retail | 1973 |
| Generic Design Solutions Limited | Professional & scientific | 2009 |
| Genter Ltd | Health & social care | 2025 |
| George Laverick Limited | Wholesale & retail | 2017 |
| George Robinson Property Ltd | Real estate | 2025 |
| Georgia MAY Hair Limited | Other services | 2021 |
| Geosson Ltd | Extraterritorial | 2010 |
| Gero Consultants Limited | Professional & scientific | 2026 |
| GET Game Ready Community Interest Company | Education | 2019 |
| Ghuck Holdings Ltd | Real estate | 2021 |
| GIG Analytics Ltd | Professional & scientific | 2021 |
| Gigi M. Ltd | Real estate | 2015 |
| Giles Marriott Limited | Wholesale & retail | 2003 |
| Gilmorton Energy Solutions Ltd | Construction | 2026 |
| Gilmorton Garage & MOT Centre Ltd | Other services | 2017 |
| Gilmorton Management Company Limited | Real estate | 1994 |
| Gilmorton Storage Limited | Other services | 2016 |
| Giraffe Catering Limited | Hospitality | 2025 |
| Giromax Ltd | Wholesale & retail | 2021 |
| Giromax Technology Ltd | Wholesale & retail | 1996 |