| Freelance Euro Services (Mdcccxx) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdccxxvi) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdclxix) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdclxxxii) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdclxxxiii) Limited | Administrative & support | 2005 |
| Freelance Euro Services (Mdxlv) Limited | Administrative & support | 2005 |
| Freelance Euro Services (MM) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmccclvi) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmccxvii) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmcdlxv) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmcdxxiii) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmcxc) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmcxliii) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmdccxxxi) Limited | Administrative & support | 2007 |
| Freelance Euro Services (Mmdxxxiv) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmdxxxvii) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmlxxxi) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mmxciii) Limited | Administrative & support | 2006 |
| Freelance Euro Services (Mxxxi) Limited | Administrative & support | 2003 |
| Freelance Procurement Services Ltd | Administrative & support | 2006 |
| Freeride Consultancy Limited | Real estate | 2012 |
| Friends of the Broadway Prestwick | Arts & recreation | 2019 |
| Fusion Sportswear Limited | Wholesale & retail | 2013 |
| Future Architectural Lighting Holdings Limited | Financial services | 2025 |
| Future Architectural Lighting Limited | Wholesale & retail | 2008 |
| Future Castle Limited | Real estate | 2019 |
| G & V Leisure Limited | Professional & scientific | 2016 |
| G&S Waterproofing Ltd | Construction | 2022 |
| G.P.B. Limited | Professional & scientific | 2004 |
| Gander Marketing Ltd | Professional & scientific | 2015 |
| GB Marine Consultancy Ltd | Education | 2016 |
| GE Caledonian Limited | Transport & logistics | 1978 |
| Generations Services Ltd | Manufacturing | 2025 |
| Geotech 3D Solutions Ltd | Administrative & support | 2012 |
| Germinal Consultants Limited | Professional & scientific | 2018 |
| GGS Consultancy Limited | Professional & scientific | 2021 |
| Ghani's Prestwick Limited | Hospitality | 2025 |
| Gibside Services Limited | Administrative & support | 2006 |
| GK Transport Services (Scotland) Ltd. | Professional & scientific | 2004 |
| GKRAINBOW7 Limited | Wholesale & retail | 2022 |
| Glasgow Prestwick Airport Limited | Transport & logistics | 1991 |
| Glasgow Prestwick Flight Centre Limited | Transport & logistics | 2023 |
| GLE Aviation Services Ltd | Administrative & support | 2020 |
| Glen Homes Limited | Real estate | 1994 |
| Global Trek Aviation (Belfast) Limited | Transport & logistics | 2014 |
| Global Trek Aviation (Cardiff) Limited | Transport & logistics | 2018 |
| Global Trek Aviation (Edinburgh) Limited | Transport & logistics | 2015 |
| Global Trek Aviation (Wick) Limited | Transport & logistics | 2017 |
| Global Trek Aviation Limited | Transport & logistics | 2013 |
| GM Freelance IT Limited | Administrative & support | 2014 |
| GM7 (Scotland) Ltd | Administrative & support | 2014 |
| GMC Aerospraying Limited | Construction | 2025 |
| GML Contracts Limited | Administrative & support | 2013 |
| Gold Standard Hypnotherapy Training Ltd | Education | 2025 |
| Golf Innovations Scotland Ltd | Professional & scientific | 2024 |
| Golphinforkids Academy Limited | Arts & recreation | 2016 |
| Goodstuff 365 Limited | Information & communication | 2019 |
| Gordon Investments Limited | Financial services | 2002 |
| Grab ALL Limited | Wholesale & retail | 2024 |
| Grace AB Ltd | Other services | 2017 |
| Grace Homestay Limited | Hospitality | 2025 |
| Graeme Ogston Design Services Limited | Administrative & support | 2006 |
| Granite Information Management Ltd | Administrative & support | 2025 |
| Greyspace Therapy Limited | Health & social care | 2025 |
| Grosvenor Gate Scotland Limited | Construction | 2023 |
| Gsdc Consultants Ltd | Information & communication | 2019 |
| H a Murphy Ltd. | Professional & scientific | 2011 |
| H&M Uppal Property Holdings Limited | Financial services | 2022 |
| H&M Uppal Trading Limited | Wholesale & retail | 2022 |
| H.I.E. Ltd. | Manufacturing | 2004 |
| H.I.S Property Limited | Real estate | 2012 |
| H.I.S. Enterprises Limited | Hospitality | 2006 |
| H.T.Power Ltd | Construction | 2021 |
| Haddockston Estate Limited | Administrative & support | 2008 |
| Hair Specialist Scotland Ltd | Professional & scientific | 2025 |
| Halgurd Styles Ltd | Other services | 2023 |
| Hallyards Handling Limited | Mining & quarrying | 2008 |
| Hamilton Process Engineering Services Limited | Real estate | 2004 |
| Hanfab Ltd | Construction | 2026 |
| Hanks Information Services Limited | Administrative & support | 2007 |
| Harkiss Homes Limited | Construction | 1963 |
| Harling Homes Ltd | Real estate | 2020 |
| Hart GAS Services Limited | Construction | 2026 |
| Harwood Commercial Limited | Manufacturing | 2019 |
| Haus of Dentistry Ltd | Health & social care | 2018 |
| Hawdit and Dawdit Partnership LLP | | 2014 |
| HBM Construction Ltd | Administrative & support | 2010 |
| Headcoachonline CIC | Education | 2020 |
| Heartbeat Group Limited | Financial services | 2019 |
| Heaslip Limited | Administrative & support | 2005 |
| Henry James Consultants Limited | Information & communication | 2019 |
| Highlander House Limited | Administrative & support | 2008 |
| HL86 Limited | Extraterritorial | 2023 |
| Holehouse Joinery Limited | Construction | 2022 |
| Homecare by Hera Limited | Health & social care | 2012 |
| Hope Homes (Chapelton) Limited | Construction | 2017 |
| Hope Homes (Scotland) Limited | Construction | 2002 |
| Hoppers Estate Agency Limited | Real estate | 2005 |
| Hosted Scotland Limited | Information & communication | 2014 |
| House of Carnegie Limited | Manufacturing | 2016 |