| Financial Report Experts Limited | Administrative & support | 2021 |
| Financial Solutions BL Ltd | Financial services | 2013 |
| Finch Group NW Ltd | Professional & scientific | 2025 |
| Finchfield Gardens Ltd | Hospitality | 2022 |
| Find My Engine Ltd | Wholesale & retail | 2025 |
| Find Your Cars Ltd | Professional & scientific | 2019 |
| Fine Firsts Limited | Wholesale & retail | 2022 |
| Fine Fresh Foods Ltd | Hospitality | 2011 |
| Fine Service Limited | Professional & scientific | 2001 |
| Fine Touch Plastering Limited | Construction | 2026 |
| Fine Will Ltd | Hospitality | 2024 |
| Finefoods (NW) Ltd | Hospitality | 2023 |
| Finesse Holdings Ltd | Other services | 2023 |
| Finest Driving School Ltd | Education | 2019 |
| Finestyle Windows Limited | Construction | 2024 |
| Finex Connect Ltd | Professional & scientific | 2024 |
| Finily Ltd | Wholesale & retail | 2020 |
| Finleigh Limited | Professional & scientific | 2020 |
| Finn Haulage Ltd | Transport & logistics | 2025 |
| Finnegan FOX Sweets Company Ltd | Wholesale & retail | 2024 |
| Finnegan Group Ltd | Real estate | 2024 |
| Finnigan's of Hulme Limited | Wholesale & retail | 2024 |
| Finova Corporate Finance Limited | Professional & scientific | 2023 |
| Finovative Limited | Professional & scientific | 2024 |
| Finpro (Project Management) Limited | Administrative & support | 2015 |
| Finser Holdings Limited | Financial services | 2024 |
| Finser Properties Limited | Real estate | 2024 |
| Finserv Dynamics Limited | Professional & scientific | 2022 |
| Fintech 365 Consultancy Ltd | Information & communication | 2023 |
| Fintient Ltd | Professional & scientific | 2024 |
| Finx Global Ltd | Information & communication | 2025 |
| Fiona Education Consulting Ltd | Education | 2016 |
| Fiona Moss Property Ltd | Real estate | 2023 |
| Fiqhra Ltd | Education | 2020 |
| Fire and Facilities Limited | Professional & scientific | 2024 |
| Fire and Security Technologies Ltd | Administrative & support | 2025 |
| Fire Door & Safety Co Ltd | Construction | 2026 |
| Fire Protection Services North West Limited | Professional & scientific | 2008 |
| Fire Protection Warehouse Limited | Wholesale & retail | 2012 |
| Fire Tech Services UK Ltd | Construction | 2025 |
| Fireaway Bolton Ltd | Hospitality | 2024 |
| Fireball Leisure Limited | Arts & recreation | 2011 |
| Firecrafts Ltd | Information & communication | 2023 |
| Fireex Training Solutions Ltd | Professional & scientific | 2019 |
| Fireglow Limited | Wholesale & retail | 2002 |
| Fireside Studio Ltd | Wholesale & retail | 2019 |
| Firespiral Slings Limited | Wholesale & retail | 2013 |
| Firestone Legal Ltd | Financial services | 2023 |
| Firestorm Investments Ltd | Real estate | 2019 |
| Firetech DRY Risers Ltd | Construction | 2017 |
| Firetech Sprinklers Limited | Public administration | 2025 |
| Firmly Embedded Ltd | Information & communication | 2025 |
| Firs Hill Auto Ltd | Wholesale & retail | 2023 |
| Firs International Limited | Wholesale & retail | 2019 |
| First Call Transport Limited | Transport & logistics | 2012 |
| First Car Hire Ltd | Administrative & support | 2024 |
| First Check Security Limited | Information & communication | 2024 |
| First Choice Electronics Ltd | Wholesale & retail | 2025 |
| First Class African Lifestyle Limited | Manufacturing | 2024 |
| First Class Motors Limited | Wholesale & retail | 1999 |
| First Class Movements Ltd | Transport & logistics | 2023 |
| First GBP Limited | Real estate | 2023 |
| First Hand Events C.I.C. | Hospitality | 2025 |
| First Impressions Contract Cleaning Limited | Administrative & support | 2010 |
| First in Retail Limited | Professional & scientific | 2006 |
| First Tier Recruitment Limited | Other services | 2025 |
| First World Property Limited | Real estate | 2020 |
| First-Storey Surveyors Limited | Professional & scientific | 2026 |
| Firstcom Europe CLQ Limited | Information & communication | 2003 |
| Firstcom Europe Group Holdings Limited | Financial services | 2020 |
| Firstcom Europe Group Midco Limited | Financial services | 2020 |
| Firstcom Europe Limited | Information & communication | 2009 |
| Firstlight on Demand Ltd | Arts & recreation | 2018 |
| FIRSTRESPONSE360 Ltd | Construction | 2019 |
| Firwood Foods Ltd | Hospitality | 2014 |
| Fisher Holding Group Ltd | Financial services | 2026 |
| Fisher Property Development Ltd | Real estate | 2022 |
| Fishnotchicken Limited | Hospitality | 2024 |
| Fishtank Group Ltd | Information & communication | 2025 |
| Fit Chocolate Bars Ltd | Manufacturing | 2021 |
| Fitbank Fitness Limited | Arts & recreation | 2018 |
| Fitbox Bolton Limited | Arts & recreation | 2025 |
| Fitbox Westhoughton Limited | Arts & recreation | 2020 |
| Fitch Holdings Limited | Professional & scientific | 2016 |
| Fitlit Limited | Wholesale & retail | 2020 |
| Fitmanpro Ltd | Wholesale & retail | 2025 |
| Fitness Trainer Manchester Ltd | Other services | 2015 |
| Fitness Works - Weight Plates & Dumbbells Ltd | Wholesale & retail | 2023 |
| Fitown Ltd | Manufacturing | 2026 |
| Fitton's Luxe Logistics Ltd | Transport & logistics | 2025 |
| Fitworks Gym Equipment Supplies Ltd | Wholesale & retail | 2020 |
| Fitya Ltd | Education | 2023 |
| Fitzholman Ltd | Real estate | 2017 |
| Five Light Investments Ltd | Real estate | 2024 |
| Five Marketing Ltd | Manufacturing | 2015 |
| Five Star Nails BL1 Ltd | Other services | 2026 |
| Five Star Nails BL6 Ltd | Other services | 2024 |
| Five Star Network Service Limited | Manufacturing | 2023 |
| Five Stars Beauty TL Ltd | Other services | 2026 |
| Fivegate Limited | Real estate | 1984 |