| Fortaleza TEX LP | | 2013 |
| Fortan Ltd | Construction | 2020 |
| Forth Group Limited | Professional & scientific | 2002 |
| Forth Inspection Service Limited | Professional & scientific | 2002 |
| Fortis Scotia Property Investments Ltd | Real estate | 2022 |
| Fortitude - Action Beyond Compliance Ltd | Professional & scientific | 2020 |
| Fortress Fishing & Milling Limited | Mining & quarrying | 2026 |
| Fortress Sales L.P. | | 2013 |
| Fortune Residence UK Limited | Real estate | 2021 |
| Forty Three Million Limited | Professional & scientific | 2018 |
| Fortylove Limited | Wholesale & retail | 2024 |
| Forum Bar & Club Limited | Hospitality | 2003 |
| Forum Energy Technologies (UK) Limited | Administrative & support | 2002 |
| Forum Europe Holdings Limited | Extraterritorial | 1985 |
| Forum Germany Holdings Limited | Mining & quarrying | 2011 |
| Foster Primus Ltd | Mining & quarrying | 2026 |
| Foster Wheeler UK Investments Limited | Professional & scientific | 2019 |
| Fostertechs PVT. Ltd | Professional & scientific | 2017 |
| Foundation Collective Limited | Information & communication | 2021 |
| Founders Vault Ltd | Wholesale & retail | 2020 |
| Fountain Catering Ltd | Manufacturing | 2011 |
| Fountain Hall Limited | Professional & scientific | 2010 |
| Fountainhall House Limited | Construction | 2026 |
| Four Brothers Aberdeen Ltd | Financial services | 2022 |
| Four Seas Consulting Limited | Professional & scientific | 2021 |
| Four Seasons Foods Aberdeen Limited | Wholesale & retail | 2019 |
| Fourlet (Castlecall) Limited | Professional & scientific | 2007 |
| Fourlet (Crathie) Limited | Professional & scientific | 2007 |
| Fourlet (Saufc) Limited | Extraterritorial | 2008 |
| Fourlet (the Grange) Limited | Professional & scientific | 2007 |
| Fourlet Limited | Professional & scientific | 1988 |
| Fourlet Prospects Limited | Real estate | 2008 |
| Fourmile House (Aberdeen) Ltd | Hospitality | 2001 |
| Fourphase Ltd. | Administrative & support | 2018 |
| Foveran Motors Ltd | Wholesale & retail | 2017 |
| Fowjen Ltd | Construction | 2026 |
| Fowler Mckenzie Limited | Construction | 2000 |
| FOX Engineering Solutions Limited | Professional & scientific | 2015 |
| FOX Lane Market Garden Co-Operative Limited | Wholesale & retail | 1990 |
| FOX Red Projects (Subsea) Ltd | Professional & scientific | 2023 |
| Foxley Energy Limited | Mining & quarrying | 2016 |
| Foxteq (UK) Limited | Manufacturing | 1997 |
| Foxylet Limited | Real estate | 2023 |
| Foyer Enterprise Limited | Professional & scientific | 1997 |
| FPH K9 Grooming Ltd | Other services | 2018 |
| FPM Accountants Limited | Professional & scientific | 2021 |
| Fpos (Aberdeen) Limited | Professional & scientific | 2012 |
| FPV Care Ltd | Health & social care | 2023 |
| FQC Property Development Limited | Real estate | 2002 |
| Fractly Ltd | Professional & scientific | 2026 |
| Frameworks Aberdeen Limited | Wholesale & retail | 2008 |
| Framewrx Group Ltd | Arts & recreation | 2025 |
| Framewrx Method Ltd | Arts & recreation | 2025 |
| Framptons Hairstylists Limited | Other services | 2004 |
| Franchise Consultancy Ltd | Professional & scientific | 2026 |
| Francis MC Allister Ltd | Wholesale & retail | 2023 |
| Frank's Tubulars International Limited | Manufacturing | 1989 |
| Franklin Dgsa Consultancy Limited | Professional & scientific | 2024 |
| Fraser & Mulligan Trustees Limited | Professional & scientific | 2015 |
| Fraser a Consulting Ltd | Construction | 2024 |
| Fraser Consulting Limited | Other services | 2016 |
| Fraser Manufacturing Limited | Manufacturing | 1975 |
| Fraser's Dog Walking Services Ltd | Other services | 2023 |
| Fraser's Home Improvements Ltd | Construction | 2025 |
| Fraserburgh Tandoori Limited | Hospitality | 2019 |
| Fraxus Barbers Ltd | Other services | 2021 |
| Free Bird Communications Ltd | Professional & scientific | 2026 |
| Freel's Limited | Administrative & support | 2020 |
| Freelance Euro Services (Dxci) Limited | Administrative & support | 2002 |
| Freelance Euro Services (Mdcclxi) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdlxxxvi) Limited | Administrative & support | 2005 |
| Freelance Quill Limited | Wholesale & retail | 2014 |
| Freeland Freight Service Limited | Transport & logistics | 1976 |
| Freeman Trading Group Ltd | Financial services | 2025 |
| Freltech Limited | Professional & scientific | 1989 |
| French Duncan LLP | | 2001 |
| Fresh Daily Natural Ltd | Other services | 2018 |
| Fresh Fade Barber Aberdeen Ltd | Other services | 2024 |
| Fresh Food Delight Ltd | Hospitality | 2022 |
| Fresh Goods Ltd | Wholesale & retail | 2025 |
| Fresh Talent Education Services Limited | Education | 2021 |
| Freshmex (Scotland) Ltd | Wholesale & retail | 2016 |
| Freshnova Cleaning Ltd | Administrative & support | 2025 |
| FRESS530 Ltd | Information & communication | 2023 |
| Frew & Stewart Limited | | 1929 |
| Friarsfield Consultancy Limited | Professional & scientific | 2019 |
| Friarsfield Energy Limited | Professional & scientific | 2023 |
| Friarshill Logistics Limited | Mining & quarrying | 2014 |
| Friel Kean Films Limited | Information & communication | 2005 |
| Friends of Hazlehead | Arts & recreation | 2012 |
| Fronte Energy Solutions Limited | Professional & scientific | 2026 |
| Frontier International (UK) Limited | Professional & scientific | 1998 |
| Frontletter Limited | Hospitality | 2008 |
| Frontrow Energy Technology Group Limited | Other services | 2016 |
| FRS 102 Limited | Financial services | 2022 |
| FRS Food Ltd | Hospitality | 2016 |
| Frstfba Ltd | Wholesale & retail | 2026 |
| FS Balmoral Limited | Mining & quarrying | 2023 |
| FS Cygnus Limited | Mining & quarrying | 2022 |
| FS Sceptre Limited | Mining & quarrying | 2021 |