| FAM Homes Ltd | Real estate | 2025 |
| Fansworld Limited | Administrative & support | 2008 |
| Fantasyoot Ltd | Wholesale & retail | 2025 |
| Farmaciaqo Ltd | Administrative & support | 2025 |
| Fashion. Ikon Limited | Wholesale & retail | 2012 |
| Fast and Furious Logistics Ltd | Transport & logistics | 2025 |
| Fast Delivery Service Ltd | Transport & logistics | 2025 |
| Fast Embroidery Designs Limited | Wholesale & retail | 2015 |
| FAT Candy Ltd | Manufacturing | 2024 |
| Fatkake Limited | Hospitality | 2025 |
| Faziotherapy Limited | Other services | 2026 |
| FB Construction Solutions NW Ltd | Construction | 2025 |
| Fender Joinery Limited | Construction | 2016 |
| Fern Gore News Ltd | Wholesale & retail | 2016 |
| Fern Louise Aesthetics Limited | Other services | 2021 |
| Fewitt Properties Ltd | Real estate | 2025 |
| FEZ Co International Ltd | Wholesale & retail | 2018 |
| FF Housing Ltd | Real estate | 2026 |
| Ffynnone Healthcare Ltd | Health & social care | 2026 |
| Fibrefly Limited | Information & communication | 2012 |
| Fibroid Roofing Limited | Construction | 2018 |
| Fifteen Twenty Twenty Two Limited | Professional & scientific | 2012 |
| Figo 200 Ltd | Hospitality | 2023 |
| Figo 2026 Ltd | Hospitality | 2026 |
| Filter Sections Limited | Professional & scientific | 1995 |
| Final Layer Services Ltd | Information & communication | 2025 |
| Fine Fettle Artisan Crafts Ltd | Manufacturing | 2019 |
| Finest Kashmir Limited | Manufacturing | 2020 |
| Finish Plaster SP Limited | Construction | 2024 |
| Finst Limited | Professional & scientific | 2026 |
| First Choice Homes (NW) Limited | Construction | 2019 |
| First FIX Roofing Solutions Ltd | Construction | 2026 |
| First Rate Accountants Ltd | Professional & scientific | 2018 |
| First Steps North West Ltd | Health & social care | 2020 |
| First Travel Solutions Limited | Transport & logistics | 1985 |
| Fisher Home Estates Ltd | Real estate | 2020 |
| Fitness for Recovery CIC | Health & social care | 2024 |
| Fitzy's Limited | Other services | 2006 |
| Fivestarcustomz Ltd | Manufacturing | 2025 |
| FJM Executive Travel Services Ltd | Transport & logistics | 2020 |
| FLA Academy Limited | Extraterritorial | 2021 |
| Flanagan and Madigan Construction LP | | 2017 |
| Flatley Boxing Ltd | Arts & recreation | 2023 |
| Flerish Ltd | Education | 2014 |
| Flexiborder Ltd | Agriculture & fishing | 2024 |
| FLIP8 Limited | Wholesale & retail | 2020 |
| Flipside Investments NW Ltd | Real estate | 2025 |
| Floha Ltd | Wholesale & retail | 2025 |
| Flood Risk and Drainage Solutions Limited | Construction | 2019 |
| Flourishco Ltd | Administrative & support | 2025 |
| Flow Ribble Valley Limited | Arts & recreation | 2025 |
| Flower House Tattoo Ltd | Arts & recreation | 2022 |
| Flying Firkin Distribution Limited | Wholesale & retail | 1995 |
| Focus on Properties Limited | Real estate | 2023 |
| Focus on Testing Limited | Manufacturing | 2013 |
| Foleys Solicitors Limited | Professional & scientific | 2023 |
| Follies Pizzeria Limited | Hospitality | 2025 |
| Food Papa Ltd | Hospitality | 2025 |
| Food Plus KM Limited | Wholesale & retail | 2024 |
| Foodi Catering Ltd | Hospitality | 2025 |
| Foodies Accrington Ltd | Hospitality | 2017 |
| Footloose Internet Sales Ltd | Wholesale & retail | 2011 |
| Forge Capital Group Ltd | Financial services | 2020 |
| Forged Merch Ltd | Wholesale & retail | 2023 |
| Forrest Fabrications (Accrington) Limited | Manufacturing | 1996 |
| Fortitude 17 Limited | Information & communication | 2017 |
| Fortydrews Limited | Real estate | 1967 |
| Foulds Property Limited | Real estate | 2016 |
| Four Pillars Family Estates Ltd | Real estate | 2025 |
| Fourtress Holdings Ltd | Financial services | 2020 |
| FOX River Properties Ltd | Real estate | 2024 |
| Foxley Finch Ltd | Transport & logistics | 2025 |
| Foxy Media Walls Limited | Construction | 2025 |
| Fozia NAZ Investments Ltd | Real estate | 2025 |
| FPW Axles Holdings Limited | Financial services | 2007 |
| Frances Morgan Limited | Professional & scientific | 2023 |
| Francescos Ltd | Hospitality | 2023 |
| Frasers Group Financial Services Limited | Wholesale & retail | 1962 |
| Frasers Group Loyalty Services Limited | Information & communication | 2021 |
| Fraud Advisory Services Limited | Professional & scientific | 2009 |
| Free Eco Projects Limited | Construction | 2024 |
| Fresh Deli Bites Ltd | Hospitality | 2025 |
| Fresh Faced MCR Limited | Other services | 2025 |
| Fresh Food to Go Limited | Hospitality | 2022 |
| Fresh Meat Packs Limited | Extraterritorial | 2015 |
| Fresh Meat Packs UK Limited | Extraterritorial | 2016 |
| Freshfields Grimsargh Limited | Households | 2023 |
| Freshly Maid Professional Cleaning Ltd | Administrative & support | 2023 |
| Friendly Law Ltd | Professional & scientific | 2021 |
| Friends of Khadou Ltd | Financial services | 2024 |
| Frontierwholesale Ltd | Wholesale & retail | 2024 |
| FRUITFUL24VINE Ltd | Health & social care | 2024 |
| Fuel Safe Containers UK Ltd | Wholesale & retail | 2019 |
| FUN Vault Limited | Wholesale & retail | 2026 |
| Funding Hub Ltd | Other services | 2019 |
| Furniture Delight Limited | Wholesale & retail | 2024 |
| Furniture Love Ltd | Manufacturing | 2021 |
| Fusion Hights Ltd | Wholesale & retail | 2024 |
| Futuretech Engineering Solutions & Supplies Ltd | Professional & scientific | 2025 |
| G & B Partners Ltd | Wholesale & retail | 2022 |