| Five Lords Farm Limited | Financial services | 2023 |
| Fixed & Fitted Ltd | Construction | 2025 |
| Flawless by Laura Lewis Ltd | Other services | 2023 |
| Flock Co-Operative CIC | Professional & scientific | 2020 |
| Flog IT Limited | Extraterritorial | 2007 |
| Floor Restore Carpet Cleaning Ltd | Administrative & support | 2021 |
| Floor Restore South West Ltd | Administrative & support | 2025 |
| Floorings Frome Ltd | Wholesale & retail | 2013 |
| Florifère Ltd | Wholesale & retail | 2025 |
| Flowerchildz Limited | Other services | 2018 |
| Focus Pilates Studio Ltd | Arts & recreation | 2016 |
| Foley Medical Ltd | Health & social care | 2018 |
| Food Safeology Limited | Other services | 2016 |
| Food Tendering Services Limited | Hospitality | 2011 |
| Foot Trails Limited | Hospitality | 2005 |
| Forbidden West Productions Ltd | Administrative & support | 2024 |
| Foreground Projects Limited | Arts & recreation | 2007 |
| Foreground Psychology Ltd | Health & social care | 2023 |
| Forestmarble Ltd | Real estate | 2016 |
| Forever & Ever Holdings Limited | Financial services | 2014 |
| Forever & Ever Homes Limited | Real estate | 2015 |
| Forever & Ever Limited | Manufacturing | 2005 |
| Fortavoca Ltd | Professional & scientific | 2022 |
| Forty Nine and Fifty Limited | Households | 2019 |
| Forward Space Limited | Real estate | 2007 |
| Forward Step Tutoring C.I.C. | Education | 2024 |
| Foundations UP Construction Limited | Construction | 2016 |
| Foundry Camborne Limited | Construction | 2023 |
| Four Foot Limited | Manufacturing | 2024 |
| FOX Fencing and Landscaping Ltd | Administrative & support | 2024 |
| FOX Hawkins Ltd | Financial services | 2024 |
| Foxy's DEN & the Hall at Hapsford Limited | Hospitality | 2025 |
| Foxy's Stables Limited | Other services | 2026 |
| FPV Factory Ltd | Manufacturing | 2025 |
| France Media Limited | Information & communication | 1993 |
| Francesca Brkic Ltd | Professional & scientific | 2021 |
| Fraser Charles Limited | Administrative & support | 2015 |
| Frenetic Engineering Limited | Professional & scientific | 2018 |
| Freshney Consulting Ltd | Professional & scientific | 2015 |
| Friary Vintners Limited | Manufacturing | 1996 |
| Friends of Frome Library CIC | Professional & scientific | 2025 |
| Friends of Whatley CIC | Arts & recreation | 2024 |
| From the Garden Ltd | Wholesale & retail | 2014 |
| Frome Accident Repair Limited | Wholesale & retail | 2016 |
| Frome Accountancy Bureau Limited | Professional & scientific | 2012 |
| Frome and District Agricultural Society Limited | Administrative & support | 2010 |
| Frome Auto Electrical Ltd | Wholesale & retail | 2003 |
| Frome Auto Electrical Quarrying Ltd | Mining & quarrying | 2022 |
| Frome Beauty Salon Limited | Other services | 2024 |
| Frome Boulder Rooms Ltd | Arts & recreation | 2020 |
| Frome Brewing Company Limited | Manufacturing | 2014 |
| Frome Business Park Holdings Ltd | Real estate | 2023 |
| Frome Business Park Limited | Construction | 2017 |
| Frome Carpet & Flooring Centre Ltd | Extraterritorial | 2017 |
| Frome Chamber (2023) C.I.C. | Other services | 2024 |
| Frome Cheese & Grain Limited | Real estate | 2003 |
| Frome Cheese & Grain Trading Company Limited | Arts & recreation | 2005 |
| Frome Classic Cars Ltd | Wholesale & retail | 2026 |
| Frome Community Bike Project CIC | Wholesale & retail | 2022 |
| Frome Community Education Community Interest Company | Education | 2011 |
| Frome Community Productions Community Interest Company | Information & communication | 2008 |
| Frome Compost CIC | Agriculture & fishing | 2021 |
| Frome Cscs Limited | Education | 2016 |
| Frome Eggs LLP | | 2017 |
| Frome Farm Feeds Limited | Real estate | 2000 |
| Frome Fencing Ltd | Wholesale & retail | 2025 |
| Frome Festival Limited | Arts & recreation | 2002 |
| Frome Field 2 Fork CIC | Agriculture & fishing | 2021 |
| Frome Hardware Ltd | Wholesale & retail | 2021 |
| Frome Health Solutions Limited | Health & social care | 2007 |
| Frome Heritage CIC | Education | 2022 |
| Frome International Climate Film Festival Community Interest Company | Arts & recreation | 2023 |
| Frome Leisure Developments Limited | Professional & scientific | 1990 |
| Frome Market Cafe Limited | Hospitality | 2023 |
| Frome Medical Consortium Company Limited | Real estate | 2011 |
| Frome Medical Practice C.I.C. | Health & social care | 2019 |
| Frome Memorial Theatre Trust | Arts & recreation | 2004 |
| Frome Park Bowling Club Limited | Arts & recreation | 2023 |
| Frome Property Investments Limited | Real estate | 2025 |
| Frome Reclamation Limited | Wholesale & retail | 2014 |
| Frome Rugby Football Club Limited | Arts & recreation | 1998 |
| Frome Self Storage Limited | Transport & logistics | 2005 |
| Frome Steel Fabrications Ltd | Manufacturing | 2023 |
| Frome Symphony Productions Limited | Arts & recreation | 2026 |
| Frome Tasty BUN Limited | Hospitality | 2025 |
| Frome Tax Services Limited | Professional & scientific | 2025 |
| Frome Tennis Club Limited | Arts & recreation | 2020 |
| Frome Therapy Rooms Limited | Health & social care | 2024 |
| Frome Tile Limited | Wholesale & retail | 2001 |
| Frome Town AFC Limited | Arts & recreation | 2011 |
| Frome Town United Football Club Ltd | Arts & recreation | 2024 |
| Fromebus Limited | Transport & logistics | 2017 |
| Fromie Ltd | Wholesale & retail | 2018 |
| Froom Service Limited | Households | 2021 |
| Full Flood Limited | Professional & scientific | 2020 |
| Functional Anatomy Ltd | Information & communication | 2020 |
| Fundamental Fitness (SW) Limited | Arts & recreation | 2020 |
| Funlab Ltd | Professional & scientific | 2020 |
| Fussell Business Limited | Agriculture & fishing | 2014 |
| Fussell Management Limited | Financial services | 2007 |