| Freeway Private Services Limited | Transport & logistics | 2022 |
| Freeze Zone Limited | Hospitality | 2022 |
| French Car Breakers Ltd | Other services | 2015 |
| French Spares Ltd | Other services | 2015 |
| Frenches Court Management Company Limited | Households | 2000 |
| Frenches Marina Limited | Administrative & support | 2009 |
| Fresca Restaurants Limited | Hospitality | 2009 |
| Fresh Beleaf Limited | Wholesale & retail | 2019 |
| Fresh Cleaning Services (NW) Ltd | Administrative & support | 2018 |
| Freshdaytoday Ltd | Wholesale & retail | 2023 |
| Freshshine Solutions Ltd | Administrative & support | 2023 |
| Freshtrail Solutions Limited | Extraterritorial | 2004 |
| Friarmere Inns Limited | Hospitality | 1997 |
| Friarmere Properties Ltd | Real estate | 2013 |
| Friendlies Homes Ltd | Real estate | 2025 |
| Friendlies Pharm Services Ltd | Health & social care | 2026 |
| Friends Builders & Constructions Ltd | Construction | 2023 |
| Friends Foodhub Ltd | Hospitality | 2024 |
| Friends for Family Ltd | Households | 2021 |
| Friendshipcollar Ltd | Wholesale & retail | 2013 |
| Friendz Foods Limited | Hospitality | 2023 |
| Friezland Developments Limited | Construction | 2017 |
| Frizington Apartments Limited | Real estate | 2019 |
| Frodijay Holdings Limited | Professional & scientific | 2013 |
| Frog Property Investments Ltd | Real estate | 2025 |
| Frontier Mercantile LLP | | 2017 |
| Frontline Cleaning Solutions Ltd | Administrative & support | 2022 |
| Frontline Plumbing&Heating Ltd | Construction | 2022 |
| Frontline Property Management Ltd | Real estate | 2023 |
| Frooby UK Ltd | Wholesale & retail | 2025 |
| Fruit Jungle Ltd | Wholesale & retail | 2026 |
| Fruits of Nature Limited | Extraterritorial | 2013 |
| Frunex Global Ltd | Wholesale & retail | 2025 |
| Fry'D Oldham Ltd | Hospitality | 2025 |
| Frydays (Springhead) Limited | Wholesale & retail | 2016 |
| FSC Care Limited | Health & social care | 2025 |
| FSE Ventures Ltd | Wholesale & retail | 2024 |
| FSK Legal Services Limited | Professional & scientific | 2025 |
| FSK23 Limited | Households | 2023 |
| FSL Courier Express Ltd | Transport & logistics | 2026 |
| FST Furniture Hub Limited | Manufacturing | 2025 |
| Fstahlil Ltd | Professional & scientific | 2025 |
| FTL Capture Ltd | Professional & scientific | 2026 |
| Fuels 4U (Ashton) Limited | Manufacturing | 2022 |
| Full Circle Training UK Ltd | Construction | 2013 |
| Full Management Ltd | Extraterritorial | 2023 |
| Fullcircle NW CIC | Administrative & support | 2011 |
| Fulminis Limited | Real estate | 2005 |
| Fulwood Road Management Company Limited | Households | 2020 |
| Funa Designs Ltd | Manufacturing | 2020 |
| Function Plan Limited | Construction | 1993 |
| Funeral and Mortuary Equipment Ltd | Other services | 2025 |
| Funky Fitness and FUN CIC | Health & social care | 2012 |
| Funnybonze Ltd | Health & social care | 2025 |
| Furnatics Limited | Real estate | 2004 |
| Furness Developments Limited | Construction | 2020 |
| Furness Frigate | Administrative & support | 2021 |
| Furnish 365 Limited | Wholesale & retail | 2017 |
| Furniture by Lauren Ltd | Wholesale & retail | 2015 |
| Furniture Contract Services (Midlands) Limited | Transport & logistics | 2007 |
| Fusion Bolt Ltd | Wholesale & retail | 2026 |
| Fusion Care Group Ltd | Health & social care | 2023 |
| Fusion Digital Holdings Ltd | Administrative & support | 2021 |
| Fusion Digital Print Limited | Administrative & support | 2010 |
| Fusion Display Limited | Manufacturing | 2006 |
| Fusion Home Interiors Ltd | Wholesale & retail | 2026 |
| Fusionmind AI Limited | Wholesale & retail | 2025 |
| Future AIM Learning Limited | Education | 2025 |
| Future Artists Digital Limited | Information & communication | 2013 |
| Future Artists Ltd | Information & communication | 2009 |
| Future Directions CIC | Health & social care | 2012 |
| Future Energy Networks Ltd | Construction | 2022 |
| Future Finders Employability College | Education | 2017 |
| Future Minds Learning Ltd | Education | 2025 |
| Future Pathways Learning Services Ltd | Education | 2024 |
| Future Protection Solutions. Limited | Administrative & support | 2014 |
| Future Rehab Ltd | Manufacturing | 2017 |
| Future Renovations Ltd | Construction | 2019 |
| Future Safety Limited | Wholesale & retail | 1992 |
| Future Today Retail Consultancy Limited | Wholesale & retail | 2016 |
| Futurefront Envision Consultancy Limited | Professional & scientific | 2023 |
| Futures in Finance Ltd | Education | 2023 |
| FW Supplies Limited | Construction | 2018 |
| Fylde Consultancy Solutions Ltd | Information & communication | 2016 |
| Fyne & Vyne Ltd | Wholesale & retail | 2025 |
| FZ Healthcare Ltd | Wholesale & retail | 2025 |
| G & E Renovations Ltd | Administrative & support | 2011 |
| G & O Management Limited | Professional & scientific | 2016 |
| G & T Car & Commercial Body Repairs Limited | Wholesale & retail | 2016 |
| G a Electrical (NW) Limited | Manufacturing | 2010 |
| G and C Installation Services Ltd | Construction | 2026 |
| G D Surfacing Ltd | Construction | 2025 |
| G Fire & Security Ltd | Administrative & support | 2025 |
| G J Fisheries Outdoor Education Community Interest Company | Education | 2023 |
| G J K Transport Limited | | 1989 |
| G J Kelly Limited | Other services | 2016 |
| G M a O Holdings Ltd | Transport & logistics | 2026 |
| G M Ceramics Studio Limited | Administrative & support | 2012 |
| G Metcalf Ltd | Transport & logistics | 2013 |
| G S Electrical Services Limited | Construction | 2009 |