| Fosgrove Management Ltd | Administrative & support | 2014 |
| Foster's Catering Ltd | Hospitality | 2013 |
| Fosters Cafes Limited | Hospitality | 2015 |
| Fosters Hardhat Catering Ltd. | Hospitality | 2024 |
| Fosters Retail Limited | Manufacturing | 2013 |
| Foundation for Simply Great Managers | Professional & scientific | 2010 |
| Four Dials Consulting Ltd | Professional & scientific | 2026 |
| Four Walls Services Ltd | Construction | 2022 |
| FOX Engineering Services Limited | Professional & scientific | 1995 |
| Foxflint Ltd | Information & communication | 2015 |
| Foxglove Consulting Limited | Administrative & support | 2014 |
| Foyles of Basingstoke Limited | Wholesale & retail | 1929 |
| FP Fitness Ltd | Arts & recreation | 2019 |
| Framework Sports Limited | Information & communication | 2015 |
| Fran's Kitchen Limited | Hospitality | 2010 |
| Frances Puddefoot Limited | Other services | 2010 |
| Franklin Davies Partnership Limited | Professional & scientific | 2006 |
| Franky Home Care Ltd | Health & social care | 2025 |
| Fraser Fit Ltd | Wholesale & retail | 2021 |
| Fraser Scenery Construction Limited | Construction | 2026 |
| Frby Limited | Transport & logistics | 2024 |
| Freda Care Service Ltd | Health & social care | 2023 |
| Free Blue Ltd | Real estate | 2023 |
| Freeaero Ltd | Professional & scientific | 2024 |
| Freed Design & Consultancy Ltd | Information & communication | 2022 |
| Freed Fencing & Landscaping Ltd | Construction | 2020 |
| Freedom Flight Prize | Professional & scientific | 2020 |
| Freedomflow Limited | Transport & logistics | 2025 |
| Freefolk Farms LP | | 2024 |
| Freemantle Consulting Ltd | Professional & scientific | 2017 |
| French Direct Limited | Education | 1998 |
| French Gite Holidays Limited | Hospitality | 2017 |
| Fresh Start Cleaning Hampshire Ltd | Administrative & support | 2025 |
| Fresh Surface Solutions Ltd | Administrative & support | 2015 |
| Fresh Tasty Grill Limited | Hospitality | 2025 |
| Freshbox Basingstoke Ltd | Hospitality | 2026 |
| Freshstart One Limited | Professional & scientific | 2023 |
| Frethojam Limited | Professional & scientific | 2014 |
| Freya Accounts Limited | Professional & scientific | 2013 |
| Freya House Management Company Limited | Extraterritorial | 2015 |
| Fricomm QA and Testing Limited | Information & communication | 2018 |
| Friends of ST. Mary's Kingsclere Limited | Other services | 2006 |
| Frog Creek Limited | Health & social care | 2023 |
| Front Page Design Ltd | Professional & scientific | 2024 |
| Froome Place Management Company Limited | Households | 2004 |
| Frostfire Solutions Ltd | Administrative & support | 2025 |
| Frosty Heaven Group Limited | Hospitality | 2026 |
| Frozen Delivered Limited | Hospitality | 2024 |
| Frwd Studio Ltd | Information & communication | 2020 |
| FRY Builders Ltd | Construction | 2018 |
| FRY Property Group Limited | Construction | 2022 |
| FSK Automation Ltd | Information & communication | 2025 |
| Fuelab Ltd | Hospitality | 2025 |
| Fulham Palace Road Ltd | Real estate | 2018 |
| Full Circle Kitchens Ltd | Construction | 2019 |
| Full Comms Consultancy Ltd | Manufacturing | 2025 |
| Fullmetal Manufacturing Limited | Manufacturing | 2025 |
| Fuperia Ltd | Wholesale & retail | 2014 |
| Furlong Takeaway Ltd | Hospitality | 2025 |
| Fuse 2 Communications Ltd | Information & communication | 2015 |
| Fusion X Finds Ltd | Wholesale & retail | 2024 |
| Fusionai Shop Ltd | Wholesale & retail | 2025 |
| Fusions Kitchen Ltd | Wholesale & retail | 2021 |
| Fusix Limited | Wholesale & retail | 2018 |
| Futurex Consulting Limited | Information & communication | 2017 |
| FVM Consulting Limited | Professional & scientific | 2022 |
| Fyffes (Blaby) Limited | Wholesale & retail | 1991 |
| Fyffes Group Nominee Holdings Limited | Professional & scientific | 1963 |
| Fyfield (SM) Limited | Financial services | 1971 |
| Fyfield Dormant | Extraterritorial | 2004 |
| Fyntx Ltd | Professional & scientific | 2026 |
| G Hilton Services Limited | Construction | 2011 |
| G MAN and Van Removal Services Ltd | Transport & logistics | 2026 |
| G Monkey Designs Limited | Professional & scientific | 2022 |
| G R Auto's Services Limited | Wholesale & retail | 2019 |
| G T Mitchell (UK) Limited | Wholesale & retail | 2004 |
| G&J Casas Limited | Construction | 2025 |
| G-Tec Information Solutions Limited | Professional & scientific | 1999 |
| G. H. Brooker Consulting Limited | Administrative & support | 2014 |
| G.A. Gould Limited | Construction | 2018 |
| G.A.A Construction Ltd | Construction | 2024 |
| G.H. Oilfield Consultants Limited | Manufacturing | 2012 |
| G.T.K. (U.K.) Ltd. | Manufacturing | 1990 |
| G22 Creative Ltd | Administrative & support | 2012 |
| G24 Properties Ltd | Real estate | 2023 |
| G4AST Telecoms and Network Services Limited | Information & communication | 2019 |
| Gab-Liv Ltd | Other services | 2020 |
| Gabion Fencing Ltd | Construction | 2017 |
| Gadgets Avenue Limited | Wholesale & retail | 2008 |
| Gadgets Inc Ltd | Wholesale & retail | 2013 |
| Gagasco Ltd | Transport & logistics | 2025 |
| Gageware Ltd | Professional & scientific | 2021 |
| Gaia Food Ltd | Hospitality | 2025 |
| Gail Renewable Investments Limited | Financial services | 2016 |
| Galecroft Limited | Real estate | 2019 |
| Galtbe Model Engineering Ltd | Professional & scientific | 2023 |
| Gama Tiling Ltd | Construction | 2015 |
| Game Payment Technology Ltd | Information & communication | 2019 |
| Games Galaxy Limited | Wholesale & retail | 2003 |
| Games Lounge Basingstoke Ltd | Health & social care | 2025 |