| Fablex 2000 Limited | Manufacturing | 1999 |
| Fabraholic Ltd | Wholesale & retail | 2021 |
| Facility Solutions (Midlands) Limited | Administrative & support | 2015 |
| Facility Solutions Property Limited | Administrative & support | 2024 |
| Factor 5 Property Limited | Real estate | 2021 |
| Factory Flooring Outlet Ltd | Wholesale & retail | 2018 |
| Factory Genius Ltd | Professional & scientific | 2018 |
| Factory Seconds (Tunstall) Limited | Wholesale & retail | 2014 |
| Factory Seconds 2017 Limited | Wholesale & retail | 2017 |
| FAE Group Ltd | Wholesale & retail | 2024 |
| FAE Relocation Services Ltd | Real estate | 2022 |
| Fagor Industrial Components Limited | Wholesale & retail | 1986 |
| Fahaboso Holdings Ltd | Financial services | 2023 |
| Fair Care Trading Ltd | Wholesale & retail | 2023 |
| Fairclough Inns Limited | Hospitality | 2025 |
| Fairfax Property Rentals Limited | Real estate | 2021 |
| Fairmile Country Limited | Information & communication | 2020 |
| Fairvista Limited | Professional & scientific | 2015 |
| Fairway Interiors Limited | Construction | 1992 |
| Fairways Contracting Limited | Administrative & support | 2001 |
| Fairways Freehold and Residents Association Limited | Households | 2004 |
| Fairways Projects Limited | Construction | 2017 |
| Fairwaysitservicesuk Ltd | Wholesale & retail | 2019 |
| Faithful Property Limited | Real estate | 2016 |
| Faithfull Associates Ltd | Professional & scientific | 2011 |
| Faizer&Co. Limited | Professional & scientific | 2025 |
| FAK Investments Limited | Financial services | 2022 |
| Falcon Court (Westvale Park) Resident Management Company Limited | Households | 2025 |
| Falcon Propco 1 Limited | Real estate | 2017 |
| Falcon Properties Group Ltd | Real estate | 2021 |
| Falcon Service Stations Limited | Wholesale & retail | 2007 |
| Falling Sky Visual Effects Limited | Information & communication | 2019 |
| Falstaff Court (Freehold) Limited | Households | 2003 |
| Falstaff Estates Ltd | Real estate | 2018 |
| Family First Solihull Limited | Wholesale & retail | 2025 |
| Family First Trading Limited | Wholesale & retail | 2024 |
| Fanfix Limited | Manufacturing | 2007 |
| Fans and Fabrications Limited | Manufacturing | 2011 |
| Fans Asset Management Limited | Administrative & support | 2003 |
| FANS4LESS Limited | Wholesale & retail | 2010 |
| Fantasy Dreams Ltd | Arts & recreation | 2026 |
| Faqiri Builders Ltd | Construction | 2025 |
| Fare Game Ltd | Administrative & support | 2020 |
| Fargo's FX MAG Ltd | Hospitality | 2026 |
| Farid (Holdings) Limited | Financial services | 2021 |
| Farishta Farhang Limited | Professional & scientific | 2016 |
| Farleigh (Brassey) Limited | Construction | 2016 |
| Farleigh (Dorking) Limited | Real estate | 2020 |
| Farleigh Hilmark (Tower Bridge) LLP | | 2021 |
| Farleigh Limited | Real estate | 2012 |
| Farm House Motor Cars Ltd | Wholesale & retail | 2025 |
| Farm Road Ltd | Real estate | 2023 |
| Farmer Brothers Holdings Limited | Professional & scientific | 1997 |
| Farmer Brothers Properties Limited | Real estate | 2020 |
| Farmer Homes Limited | Construction | 2024 |
| Farnborough Court Residents Association Limited | Households | 1994 |
| Farquharson Training Consultancy Limited | Professional & scientific | 2024 |
| Farrell&Louis Limited | Professional & scientific | 2025 |
| Farrier House Limited | Administrative & support | 2007 |
| Farrukh M Bajwa Limited | Health & social care | 2010 |
| Fascia Plus Roofing Solutions Ltd | Construction | 2025 |
| Fash Investments Ltd | Real estate | 2018 |
| Fast Track Accounts Limited | Education | 2025 |
| Fastgear Limited | Real estate | 1998 |
| Fastline Chauffeur Services Ltd | Transport & logistics | 2021 |
| Fastnet Group Training and Recruitment Limited | Information & communication | 2021 |
| FAT Sandwich Solihull Ltd | Hospitality | 2014 |
| Fatim Associates Limited | Health & social care | 2022 |
| Favix Technology Ltd | Wholesale & retail | 2024 |
| Fazedesign Ltd | Professional & scientific | 2011 |
| Faznaz Ltd | Hospitality | 2025 |
| FB Sport Horses Ltd | Agriculture & fishing | 2025 |
| FC Management Services Limited | Other services | 2016 |
| FCE Fryer Civil Engineering Limited | Construction | 2025 |
| FCM Investments Limited | Real estate | 2015 |
| FCT Enterprise Limited | Administrative & support | 2022 |
| Fd-Survey & Risk Assessment Ltd | Public administration | 2022 |
| FDA Buenos Aires Ltd | Hospitality | 2016 |
| FDA LA Boca Limited | Hospitality | 2016 |
| Fdsc Fire Doors Systems Compliance Ltd | Construction | 2023 |
| FE 20 SIX Limited | Manufacturing | 2016 |
| Featherstone Shirley Ltd | Real estate | 2017 |
| Feature Medical Services Ltd | Health & social care | 2025 |
| Features Improvements Limited | Administrative & support | 2018 |
| FEC Genesis Social Enterprise Ltd | Health & social care | 2023 |
| FEC Property Management Ltd | Real estate | 2026 |
| Federation of Plastering and Drywall Contractors | Other services | 2006 |
| Feedaread Ltd | Information & communication | 2013 |
| Feel Good Brands Ltd | Manufacturing | 2020 |
| Feet First (B'Ham) Limited | Health & social care | 2010 |
| FEI EDC Limited | Financial services | 2022 |
| FEI Resi Limited | Financial services | 2022 |
| FEI SEN Limited | Financial services | 2022 |
| Feldon Properties Limited | Real estate | 2021 |
| Fell Estates Limited | Real estate | 1993 |
| Fentham Court Tenants' Association Limited | Households | 1972 |
| Fern Callum Properties Ltd | Real estate | 2020 |
| Fern Group Holdings Limited | Financial services | 2021 |
| Fern Solutions Limited | Real estate | 2018 |
| Ferndale Court RTM Company Ltd | Households | 2021 |