| Gidenz-Phil (UK) Ltd | Education | 2023 |
| Gilchrist&Son Window and Gutter Cleaning Service Ltd | Administrative & support | 2024 |
| Gillian Kyle Ltd. | Wholesale & retail | 2011 |
| Gillian Monro Interiors Ltd. | Professional & scientific | 2018 |
| Gilmour Sports Limited | Wholesale & retail | 2000 |
| Gilt GIN Company Limited | Administrative & support | 2012 |
| Gist AI Ltd | Professional & scientific | 2025 |
| GJD Couriers Ltd | Transport & logistics | 2025 |
| GK 21 Ltd | Real estate | 2021 |
| GK Physiotherapy Ltd | Other services | 2025 |
| GKK Pharm Ltd | Professional & scientific | 2020 |
| GKL Facilities Services Ltd | Construction | 2004 |
| Gkrol and Services Limited | Wholesale & retail | 2025 |
| GLADI8TOR Transfers & Travel Ltd | Transport & logistics | 2022 |
| Glasgow Airport Cabs Limited | Transport & logistics | 2022 |
| Glasgow Airport Limited | Transport & logistics | 1986 |
| Glasgow Building Company Limited | Wholesale & retail | 1988 |
| Glasgow Children's Hospital Charity | Administrative & support | 2001 |
| Glasgow Children's Hospital Trading Limited | Wholesale & retail | 1998 |
| Glasgow Construction Group Ltd | Administrative & support | 2016 |
| Glasgow Diamond Cleaners Ltd | Extraterritorial | 2021 |
| Glasgow Electrical Testing Ltd | Construction | 2023 |
| Glasgow Engineering Ltd | Manufacturing | 1993 |
| Glasgow Fixer Ltd | Construction | 2022 |
| Glasgow Flight Centre Limited | Arts & recreation | 2021 |
| Glasgow Gutters Limited | Administrative & support | 2025 |
| Glasgow Kitchen Fitters Ltd | Construction | 2015 |
| Glasgow Medical Suite Ltd | Health & social care | 2022 |
| Glasgow Plastering and Restoration Limited | Construction | 2022 |
| Glasgow Synth Guild Ltd | Manufacturing | 2024 |
| Glass-Tec (Scotland) Ltd. | Construction | 1999 |
| Glass-Watson Homes Ltd | Real estate | 2020 |
| Glasvegas Ltd | Professional & scientific | 2008 |
| GLE Group Ltd | Hospitality | 2025 |
| Glen Mirren Property Limited | Real estate | 2025 |
| Glen Orchy Limited | Professional & scientific | 2019 |
| Glenacre Developments Limited | Real estate | 2015 |
| Glenalmond Property Ltd | Real estate | 2023 |
| Glenburn Keystore Limited | Wholesale & retail | 2018 |
| Glencart Vehicle Services Ltd. | Wholesale & retail | 2007 |
| Glenealy Property Ltd | Real estate | 2022 |
| Gleniffer Thistle FC Ltd | Arts & recreation | 2026 |
| Glenshiell Ltd | Construction | 2019 |
| Glenvale Electrical Ltd | Manufacturing | 2016 |
| Glenvale Joinery Ltd | Construction | 2011 |
| GLIDERS01 Ltd | Professional & scientific | 2025 |
| Global Crest Ltd | Wholesale & retail | 2026 |
| Global Platinum Trading Ltd | Professional & scientific | 2026 |
| Globetrotter Ices Limited | Wholesale & retail | 2003 |
| Globose Limited | Manufacturing | 2022 |
| Gloryview Corporation Global Limited | Real estate | 2025 |
| Gloss & GLO Ltd | Other services | 2024 |
| GLS Electrical Solutions Limited | Construction | 2026 |
| GM Electrical (Scotland) Ltd | Construction | 2025 |
| GMC Car and Commercial Repairs Ltd | Wholesale & retail | 2018 |
| GMG Services Limited | Other services | 2021 |
| GMH Accounting Limited | Professional & scientific | 2017 |
| GMM Hydraulics Ltd | Wholesale & retail | 2013 |
| GMT Travel Limited | Transport & logistics | 2008 |
| GMW Print Limited | Administrative & support | 2013 |
| Go Glamorous Limited | Other services | 2021 |
| Go WOW Ltd | Information & communication | 2008 |
| Go WOW Records Limited | Information & communication | 2012 |
| Goam Holdings Ltd | Administrative & support | 2019 |
| Goam Property Ltd | Administrative & support | 2019 |
| Gobloom Ltd | Wholesale & retail | 2023 |
| Godscran Limited | Hospitality | 2025 |
| Gogo Productions Ltd | Arts & recreation | 2021 |
| Gold Glasgow Private Ltd | Real estate | 2024 |
| Goldcross Consultancy Limited | Professional & scientific | 1998 |
| Golddust Fashions Ltd | Wholesale & retail | 2016 |
| Golden Gift Shop Limited | Wholesale & retail | 2025 |
| Golf Standard Ltd | Wholesale & retail | 2024 |
| Golfoffers Ltd | Information & communication | 2023 |
| Good Food Supplies Ltd | Wholesale & retail | 2017 |
| Goodbye Old Life Limited | Administrative & support | 2011 |
| Goodway Private Limited | Wholesale & retail | 2025 |
| Gotta Ltd | Hospitality | 2023 |
| GOW Holdings Ltd | Real estate | 2022 |
| GPM Gallagher Property Maintenance Ltd | Administrative & support | 2022 |
| GPS International Limited | Administrative & support | 2007 |
| GQ One Ltd | Real estate | 2021 |
| Grabify Ltd | Administrative & support | 2023 |
| Gracewell Sports Limited | Arts & recreation | 2017 |
| Graeme Rankin Sports Management Limited | Arts & recreation | 2001 |
| Graeme Richardson Limited | Energy | 2018 |
| Graham Catering Repairs Limited | Manufacturing | 2018 |
| Graham Catering Solutions Limited | Manufacturing | 2022 |
| Graham OGG Properties Ltd | Households | 2022 |
| Grahams for Lunch Ltd | Hospitality | 2019 |
| Grampian OIL Services Limited | Professional & scientific | 1972 |
| Grampian Sports Limited | Wholesale & retail | 1963 |
| Grampian Technical Services Limited | Professional & scientific | 1973 |
| Granite Technical Solutions Ltd | Extraterritorial | 2022 |
| Granny Mandy’S Ltd | Hospitality | 2026 |
| Grannys Health Care Ltd | Health & social care | 2020 |
| Grant Law Ltd | Construction | 2018 |
| Gravy Scotland Limited | Wholesale & retail | 2023 |
| Green Homes Exterior Home Developments Ltd | Construction | 2023 |
| Greeneaglesestate Limited | Real estate | 2020 |