| Games on Toast Ltd | Professional & scientific | 2025 |
| Gametop LP | | 2016 |
| Gamil Hadi for Trading and Investment Ltd | Other services | 2024 |
| Gamlin Ward Ltd | Financial services | 2025 |
| Gamma Fabrication Ltd | Administrative & support | 2019 |
| Gamma Insights Consulting Ltd | Professional & scientific | 2025 |
| Gamma Investment SP | | 2008 |
| Gamma Logistics LP | | 2015 |
| Gamma Transport Division Limited | Manufacturing | 2013 |
| Gamma Velorum LP | | 2010 |
| Gammafin | | 2004 |
| Gammell SLP | | 1997 |
| Gamper Smith Associates Limited | Professional & scientific | 2017 |
| Gamrie Chalets Limited | Real estate | 2023 |
| Gamut Commerce LP | | 2016 |
| Ganarin Ltd. | Hospitality | 2001 |
| Gancelli Ltd | Real estate | 2022 |
| Gancelli NK Ltd | Real estate | 2025 |
| Gandalf, Gimli, Legolas & Aragorn Limited | Real estate | 2022 |
| Gander Productions Ltd | Arts & recreation | 2025 |
| Gandji Ltd | Wholesale & retail | 2025 |
| Ganesha 3 Ltd | Health & social care | 2024 |
| Ganesha Business Company L.P. | | 2010 |
| Ganfant Trading LP | | 2013 |
| Ganjoor Limited | Wholesale & retail | 2025 |
| Gannetti Finance LP | | 2018 |
| Gant Investment SP | | 2003 |
| Ganterry LP | | 2013 |
| GAO Properties Ltd | Real estate | 2024 |
| Gao's Traveling Services Limited | Administrative & support | 2016 |
| Gapa Catering Limited | Hospitality | 2016 |
| Gapland Holdings L.P. | | 2009 |
| Gapland Organisation L.P. | | 2009 |
| Gapland Support L.P. | | 2010 |
| Garage Conversions by SGJ Limited | Construction | 2024 |
| Garage Interior Design Limited | Wholesale & retail | 2010 |
| Garage Roof Scotland Ltd | Construction | 2026 |
| Garage Services 2 Ltd | Wholesale & retail | 2013 |
| Garance Travels LP | | 2025 |
| Garandor Limited | Information & communication | 2024 |
| Garant Services LP | | 2016 |
| Garax LP | | 2015 |
| Garboys Management Ltd | Extraterritorial | 2010 |
| Gard Investments Limited | Hospitality | 2014 |
| Gardemar Trade LP | | 2016 |
| Garden Cottage Ventures Limited | Information & communication | 2026 |
| Garden Design Builders Ltd. | Administrative & support | 2015 |
| Garden Export LP | | 2013 |
| Garden People Ltd. | Administrative & support | 1991 |
| Garden Skateboards Limited | Wholesale & retail | 2023 |
| Gardiner Consultancy Limited | Professional & scientific | 2015 |
| Gardiner Wood Ltd | Wholesale & retail | 2026 |
| Gardner Global Partners Limited | Information & communication | 2021 |
| Gardner Puzelli Media Ltd. | Other services | 2018 |
| Gardom LP | | 2015 |
| Garese & Associates | | 2000 |
| Gareth Brown Ltd | Professional & scientific | 2023 |
| Gareth T Howells Limited | Professional & scientific | 2014 |
| Garex Partnership LP | | 2015 |
| Garex Trade LP | | 2011 |
| Gargaro Developments Limited | Construction | 2022 |
| Gargaro Properties Limited | Real estate | 2025 |
| Garhat IT Installation Services Limited | Information & communication | 2025 |
| Garlaff Energy Limited | Energy | 1999 |
| Garland Building Supplies Ltd | Wholesale & retail | 2022 |
| Garment Trade LP | | 2015 |
| Garmet Group LP | | 2016 |
| Garmtech LP | | 2015 |
| Garnet Trade LP | | 2017 |
| Garret & Cafe LP | | 2003 |
| Garrett Motion UK Limited | Manufacturing | 1981 |
| Garrison Safety Ltd | Professional & scientific | 2025 |
| Garrow Investment Trading (Scotland) Partnership SP | | 2022 |
| Garry Property Management Ltd | Real estate | 2021 |
| Garry Retail Ltd | Wholesale & retail | 2023 |
| Garson Maclean LLP | | 2013 |
| Gartcosh Estates LLP | | 2018 |
| Garth Bryans Consultancy Limited | Professional & scientific | 2023 |
| Garth Wines Limited | Other services | 2016 |
| Gartone Resources LP | | 2013 |
| Gartshore Green Limited | Financial services | 2021 |
| Gartshore Village Limited | Extraterritorial | 2015 |
| Gartwell Corporation L.P. | | 2011 |
| Gartwell International L.P. | | 2008 |
| Gartwell Investments L.P. | | 2012 |
| Garvald Edinburgh | Education | 1976 |
| Garvald Trading Ltd | Wholesale & retail | 2025 |
| Garvart Properties Limited | Real estate | 2019 |
| Garvault Hydro Limited | Energy | 2008 |
| Garven Solutions Limited | Professional & scientific | 2021 |
| Garvie Hydro Ltd | Energy | 2019 |
| Gary G Meikle Limited | Professional & scientific | 2019 |
| Gary Ormiston Landscaping Limited | Administrative & support | 2023 |
| Gary Scott Editor Ltd | Information & communication | 2018 |
| Gary Shek Limited | Real estate | 2001 |
| GAS and OIL Equipment Impex LP | | 2013 |
| GAS and OIL Supply Company LP | | 2014 |
| GAS and Utility Technology Ltd. | Construction | 1996 |
| GAS Co Edinburgh Ltd | Construction | 2020 |
| GAS KZ L.P. | | 2014 |