| Farmshop and Kitchen Limited | Extraterritorial | 2013 |
| Farries Field (Stainburn) Limited | Construction | 2020 |
| Father Limited | Information & communication | 2013 |
| Faverdale Property Limited | Real estate | 2011 |
| Fawnciders Ltd | Hospitality | 2026 |
| FD North Limited | Professional & scientific | 2015 |
| Feddon Ltd | Construction | 2026 |
| Fell Access Platforms Ltd | Administrative & support | 2024 |
| Fell Edge Nomad Ltd | Hospitality | 2025 |
| Fell View Hair and Beauty Ltd | Other services | 2019 |
| Fellcraft Limited | Wholesale & retail | 2015 |
| Fellside Carpets and Flooring Limited | Wholesale & retail | 2015 |
| Fellside Groundworks Ltd | Construction | 2010 |
| Felsham Property Ltd | Real estate | 2025 |
| Fern Moss Ltd | Hospitality | 2025 |
| Fettle Ltd | Manufacturing | 2022 |
| Fettle Rentals Ltd | Administrative & support | 2025 |
| FFA Engineering Limited | Extraterritorial | 2023 |
| Field END Properties (Orton) Limited | Households | 2003 |
| Field View Electrical Limited | Construction | 2002 |
| Fifteen Business Consultancy Ltd | Professional & scientific | 2025 |
| Figaro Style Barber Shop Ltd | Other services | 2023 |
| Finesse Bridal Ltd | Wholesale & retail | 2015 |
| Finesse Jewellery Limited | Wholesale & retail | 2011 |
| Firmbeam Limited | Transport & logistics | 1984 |
| First for E Players Limited | Other services | 2017 |
| First for Players Limited | Arts & recreation | 2016 |
| Fisherground Farmhouse Limited | Hospitality | 2006 |
| FIT4RACING Ltd | Arts & recreation | 2016 |
| Fitwithnikita Limited | Wholesale & retail | 2025 |
| Fjlaw Ltd | Professional & scientific | 2018 |
| Fleetwith Parking Ltd | Real estate | 2026 |
| Floor Cleaning Machines Limited | Wholesale & retail | 1992 |
| Flotilla Homes Ltd | Real estate | 2023 |
| Fluscopike Farms Limited | Agriculture & fishing | 2006 |
| Food Safety Management Limited | Professional & scientific | 2002 |
| Foretract Engineering Limited | Manufacturing | 2005 |
| Foster Street (Penrith) Management Company Limited | Households | 2024 |
| Fosters Property Services (Cumberland) Limited | Real estate | 2013 |
| Foundry 34 (Penrith) Limited | Hospitality | 2013 |
| FOX Surveying Limited | Professional & scientific | 2015 |
| Foxfield Leisure Limited | Construction | 2006 |
| Foxgroves Recruitment Ltd | Administrative & support | 2024 |
| Frame & Swift Limited | Professional & scientific | 2023 |
| Frame & Swift Property Limited | Real estate | 2023 |
| Frame Swift and Partners LLP | | 2018 |
| Fran's Coffee Ltd | Hospitality | 2025 |
| Frank Bird (Poultry) Limited | Manufacturing | 1997 |
| Frank N&D Transport Ltd | Transport & logistics | 2026 |
| FRANKLIN13 Ltd | Administrative & support | 2025 |
| Free Rayne Farm Limited | Extraterritorial | 2021 |
| Freezeusnow Limited | Professional & scientific | 2012 |
| Frenchfield Properties Limited | Real estate | 2011 |
| Freya's Fromage Ltd | Manufacturing | 2025 |
| Friargate House Limited | Wholesale & retail | 2017 |
| Friends of ST Cuthberts of Great Salkeld Limited | Real estate | 2008 |
| Frilu Design and Build Ltd | Construction | 2022 |
| Frilu Holdings Ltd | Financial services | 2025 |
| Friluftsliv Ltd | Wholesale & retail | 2024 |
| From Cumbria With Love Limited | Manufacturing | 2013 |
| Fruit of the Loft Ltd | Real estate | 2015 |
| Fuller Commercial Services Limited | Professional & scientific | 2025 |
| Futureproof Cumbria | Administrative & support | 2008 |
| FV Holdings Ltd | Financial services | 2022 |
| G & S Penrith Ltd | Wholesale & retail | 1997 |
| G Bowman Building Contractors Limited | Construction | 2012 |
| G G Consulting Ltd | Real estate | 2023 |
| G J Communications Ltd | Information & communication | 2017 |
| G Mallinson Ltd | Construction | 2006 |
| G P W Cumbria Pumps Limited | Manufacturing | 2010 |
| G T Sales & Services Ltd | Wholesale & retail | 2023 |
| G W Hogarth Limited | Agriculture & fishing | 2023 |
| G&A Spedition Ltd | Transport & logistics | 2022 |
| G&P Logistics Limited | Transport & logistics | 2021 |
| G&S Specialist Timber Tools and Machinery Limited | Wholesale & retail | 2002 |
| G. Lund Limited | Construction | 1997 |
| GA Harrison Ltd | Agriculture & fishing | 2009 |
| Gabrooks Ltd | Real estate | 2022 |
| Gadzam Limited | Real estate | 2019 |
| Galloper Heights Residents Management Company Limited | Households | 2023 |
| Galvanize Ensemble Ltd | Arts & recreation | 2024 |
| Gardening for Wildlife Limited | Agriculture & fishing | 2022 |
| Gary Ross Ltd | Wholesale & retail | 2002 |
| Gasfix Services London Ltd | Construction | 2013 |
| Gaskell Bros Ltd | Real estate | 2026 |
| GB Automotive Group Limited | Wholesale & retail | 2021 |
| GB Autoworks (Cumbria) Limited | Wholesale & retail | 2019 |
| GD Electrical Ltd | Energy | 2015 |
| GDS Cumbria Limited | Construction | 2017 |
| Geemat Limited | Administrative & support | 2010 |
| Genesis (South) Holdings Limited | Construction | 2021 |
| Genesis Homes (North) Limited | Construction | 2016 |
| Genesis Homes Group Ltd | Construction | 2018 |
| George Hudson & Sons Limited | Other services | 2011 |
| Ghsl (Part EX) Limited | Construction | 2023 |
| Ghyllmount Dental Practice Limited | Extraterritorial | 2007 |
| Gianni's Pizzeria (Penrith) Limited | Hospitality | 1992 |
| Gilligan Vehicles Cumbria Limited | Wholesale & retail | 2025 |
| Gittins Investments Ltd | Real estate | 2022 |
| GK Icon Ltd | Manufacturing | 2018 |