| Fullscrn Ltd | Information & communication | 2026 |
| Fullspeed Services LP | | 2015 |
| Fullspeed Studio LP | | 2016 |
| Fullstack Acquisition Ltd | Professional & scientific | 2026 |
| Fullstack Rocket LP | | 2019 |
| Fulminare Limited | Real estate | 2020 |
| Fulwell Limited | Real estate | 2021 |
| FUN Tea South Limited | Hospitality | 2021 |
| Function and Fabric Limited | Construction | 2023 |
| Functional Safety Management Limited | Professional & scientific | 2012 |
| Fund of Funds II LP | | 2005 |
| Fund of Funds III LP | | 2007 |
| Fundamenta Consulting LP | | 2020 |
| Fundamental Planning (UK) Limited | Financial services | 2014 |
| Fundamental Salon Ltd | Other services | 2019 |
| Fundamentals Speech and Language Therapy Ltd | Health & social care | 2022 |
| Fundraising Detective Agency Limited | Professional & scientific | 2014 |
| Fundraising School Ltd | Education | 2021 |
| FUNDS4U Limited | Professional & scientific | 1999 |
| Fung'D UP Ltd | Wholesale & retail | 2025 |
| Funion LP | | 2016 |
| Funkola Global Limited | Wholesale & retail | 2025 |
| Funnelvisionco Ltd | Information & communication | 2025 |
| Funny Factories LP | | 2017 |
| Funza Sales LP | | 2016 |
| Fuogo Enterprises LP | | 2010 |
| Fur-Ever Ltd | Information & communication | 2025 |
| Furati Ltd | Construction | 2023 |
| Furever Edinburgh Ltd. | Wholesale & retail | 2026 |
| Furgetaboutit Limited | Wholesale & retail | 2026 |
| Furlez Business LP | | 2017 |
| Furlington Ltd | Wholesale & retail | 2024 |
| Furness Cars and Commercials Limited | Wholesale & retail | 1992 |
| Furniproff LLP | | 2008 |
| Furniture Homeware and Leisure Group Ltd. | Administrative & support | 2018 |
| Furniture Hub Limited | Wholesale & retail | 2012 |
| Furniture Import/Export Company | | 1994 |
| Furq Limited | Administrative & support | 2015 |
| Furrbabyuk Ltd | Wholesale & retail | 2022 |
| Furry Friends Edinburgh Limited | Administrative & support | 2017 |
| Fusc Anxious LP | | 2016 |
| Fusco&Co Estates Limited | Real estate | 2021 |
| Fuse Growth Studio Ltd | Information & communication | 2023 |
| Fusheng Edin Limited | Real estate | 2024 |
| Fusion (Worthing) Limited | Professional & scientific | 1998 |
| Fusion Assets (Property Development) Limited | Administrative & support | 2010 |
| Fusion Electrical Group Limited | Construction | 2025 |
| Fusion Trading LP | | 2015 |
| Fusion Wire LP | | 2016 |
| Fusiontel Ltd | Wholesale & retail | 2024 |
| Fustart Estate LP | | 2013 |
| Futron L.P. | | 2008 |
| Futrsmpl Ltd | Professional & scientific | 2017 |
| Futuna Inter LP | | 2012 |
| Futuraedge Ltd | Professional & scientific | 2023 |
| Future (Newry) Limited | Real estate | 2017 |
| Future Advertising LP | | 2017 |
| Future Digital Literacy (Edinburgh) Limited | Education | 2020 |
| Future Digital Literacy (Livingston) Ltd | Education | 2022 |
| Future Drinks Ltd | Manufacturing | 2020 |
| Future Economy Scotland Ltd | Professional & scientific | 2022 |
| Future Factory Limited | Professional & scientific | 1996 |
| Future Global Technology L.P. | | 2011 |
| Future Insights LP | | 2015 |
| Future Market Services LP | | 2015 |
| Future Renewables Eco Energy Ltd | Energy | 2015 |
| Future Skills Development Ltd | Education | 2024 |
| Future Spaces Group Limited | Financial services | 2023 |
| Future Star Trading LP | | 2016 |
| Future Stars (Scotland) Ltd | Education | 2009 |
| Future Tech Edinburgh Limited | Wholesale & retail | 2020 |
| Future Technology Corporation L.P. | | 2009 |
| Future Teller 2 LP | | 2021 |
| Future Wind Projects Ltd | Real estate | 2015 |
| Future-Medics Ltd | Professional & scientific | 2006 |
| Futureark Ltd | Professional & scientific | 2019 |
| Futurescot Media Ltd | Information & communication | 2025 |
| Futurex Innovation Limited | Administrative & support | 2017 |
| Futurex Products Solution LP | | 2016 |
| Futurino Solutions LP | | 2016 |
| Futurity Financial Services Ltd | Financial services | 2011 |
| Fuzhou Pingwei Import and Export UK Limited | Wholesale & retail | 2018 |
| Fuzzwork LP | | 2016 |
| Fuzzy BEE Ltd | Real estate | 2026 |
| FV Export LP | | 2013 |
| FV Skin Studio Ltd | Wholesale & retail | 2025 |
| FVD Ltd | Hospitality | 2025 |
| FVG Property Ltd | Real estate | 2025 |
| FVL Shipping & Agency L.P. | | 2022 |
| FVX Limited | Administrative & support | 2025 |
| FW Berkeley House Ltd | Hospitality | 2023 |
| FW Edin Holdings Limited | Real estate | 2025 |
| FWB Group Holdings Limited | Financial services | 2025 |
| FX Fusion LP | | 2015 |
| FX Logical L.P. | | 2009 |
| FX1 Ltd | Information & communication | 1993 |
| Fxcash LP | | 2015 |
| FXX Limited | Administrative & support | 2013 |
| Fyfe Golf Ltd | Wholesale & retail | 2023 |
| Fyfe Investments Ltd | Financial services | 2025 |