| Global LSC Ltd | Information & communication | 2022 |
| Global Methods of Construction Group Limited | Construction | 2020 |
| Global Methods of Construction UK Limited | Construction | 2020 |
| Global Protection Solutions (Security) Ltd | Administrative & support | 2023 |
| Global Security Group Limited | Professional & scientific | 1996 |
| Global Uniforms Limited | Wholesale & retail | 2025 |
| Globalconstruct Ltd | Construction | 2025 |
| Glossi Beauty Lounge Limited | Other services | 2025 |
| Glow Creations Ltd | Professional & scientific | 2024 |
| Glow Energy Services Ltd | Construction | 2020 |
| GLT Housing Ltd | Real estate | 2021 |
| GMG Sales Limited | Wholesale & retail | 2018 |
| GNB Construction Services Limited | Professional & scientific | 2016 |
| Go Car Midlands Limited | Wholesale & retail | 2025 |
| Go Green Garden Supplies Limited | Wholesale & retail | 2019 |
| Go HGV Ltd | Administrative & support | 2025 |
| Go Pro Nutrients Limited | Wholesale & retail | 2019 |
| Gocareer Ltd | Administrative & support | 2017 |
| Godmer Limited | Hospitality | 2015 |
| Goldcrest (Adhesive) Products Limited | Manufacturing | 1971 |
| Golden Harvest Foods (Northern) Ltd | Wholesale & retail | 2010 |
| Golden Harvest Foods Limited | Hospitality | 1993 |
| Golden Pinnacle Ltd | Wholesale & retail | 2024 |
| Golden Razor Barbers Ltd | Other services | 2021 |
| Goldfinger (Holdings) Ltd | Extraterritorial | 2007 |
| Golds Maintenance Ltd | Construction | 2020 |
| Goldstar Construction Services Ltd. | Construction | 2020 |
| Goldstar Windows Limited | Construction | 2010 |
| Goleen Healthcare Limited | Health & social care | 2018 |
| Golf Day Printing Ltd | Manufacturing | 2021 |
| Gonz Golfing Ltd | Information & communication | 2025 |
| Good Lord Creative Limited | Professional & scientific | 2026 |
| Goodlife Community C.I.C. | Arts & recreation | 2016 |
| Goodwin Management Consultants Limited | Professional & scientific | 2021 |
| Goofy Garms Ltd | Wholesale & retail | 2023 |
| Gordian Trading Ltd | Manufacturing | 2012 |
| Gorsi Traders Ltd | Wholesale & retail | 2024 |
| GOT 2 Sing Choirs LLP | | 2012 |
| GOT 2 Sing Limited | Arts & recreation | 2011 |
| Gowine Limited | Manufacturing | 1997 |
| GP Commercial Solutions Ltd | Professional & scientific | 2022 |
| GPC Consultancy Limited | Professional & scientific | 2025 |
| Grabs and Hires Ltd | Water & waste | 2025 |
| Grandads Attic Limited | Wholesale & retail | 2015 |
| Grant Murphy Contracting Limited | Professional & scientific | 2017 |
| Grants Metals Limited | Water & waste | 2010 |
| Graph-X Ltd | Wholesale & retail | 2017 |
| Graphene Formulations Limited | Extraterritorial | 2015 |
| Grasp Marketing Ltd | Professional & scientific | 1996 |
| Gravity Sales & Marketing Ltd | Professional & scientific | 2025 |
| Grays Cakery and Emporium Ltd | Manufacturing | 2020 |
| Graze & Flutz Limited | Hospitality | 2021 |
| Great APE Digital Ltd | Professional & scientific | 2018 |
| Great Living Worcester Limited | Real estate | 2021 |
| Great Service Line Limited | Professional & scientific | 2001 |
| Greatorex & Payne Ltd | Administrative & support | 2020 |
| Greek Deli Ltd | Hospitality | 2026 |
| Green Duck Beer Co. Limited | Manufacturing | 2012 |
| Green for Life Ltd | Construction | 2024 |
| Green Galaxy Construction Limited | Construction | 2021 |
| Green Gardeners (Edgbaston) Ltd | Administrative & support | 2012 |
| Green Gardeners Commercial Ltd | Other services | 2016 |
| Green Links Bamboo Limited | Wholesale & retail | 2025 |
| Green Sky Holdings Limited | Financial services | 2018 |
| Greenfield Avenue Consulting Rooms Limited | Health & social care | 1987 |
| Greenfield Stockholders Ltd | Wholesale & retail | 2025 |
| Greenginger Properties Ltd | Real estate | 2021 |
| Greenline Coaches Ltd | Transport & logistics | 2010 |
| Greenshires Environmental Services Ltd | Water & waste | 2019 |
| Greenteam Earth Limited | Extraterritorial | 2018 |
| Greg Beddows Security Systems Ltd | Administrative & support | 2021 |
| Gregg Westwood Limited | Other services | 2004 |
| Gregory and Tebbutt Ltd | Wholesale & retail | 2025 |
| Grekkos Ltd | Extraterritorial | 2020 |
| Grenfell and Sons Limited | Administrative & support | 1991 |
| Greyhound Inn Management Company Limited | Extraterritorial | 2017 |
| Greystones Management Ltd | Wholesale & retail | 2021 |
| GRI Moto Ltd | Wholesale & retail | 2026 |
| Gridcore Limited | Manufacturing | 2026 |
| Grigos Service Ltd | Transport & logistics | 2025 |
| Grill-It Newbridge Ltd | Hospitality | 2019 |
| Grill-It Oldswinford Ltd | Hospitality | 2021 |
| Grill-It Stafford Road Ltd | Hospitality | 2019 |
| Grill-It UK Holdings Ltd | Financial services | 2019 |
| Grim Publishing Ltd | Information & communication | 2018 |
| Grissom Medical Ltd | Health & social care | 2023 |
| Grizzly Bear Theatre Ltd | Arts & recreation | 2024 |
| Grizzly Bear Wear Limited | Wholesale & retail | 2025 |
| Grld Limited | Hospitality | 2021 |
| GRM Skip Hire Limited | Water & waste | 2023 |
| Groovecutz Ltd | Information & communication | 2025 |
| Groundbreakers Limited | Professional & scientific | 2012 |
| Groutgleam (Stourbridge) Limited | Administrative & support | 2025 |
| Grove Properties Lettings Limited | Real estate | 2025 |
| Growhr Solutions Limited | Administrative & support | 2015 |
| Growth Water Ltd | Manufacturing | 2020 |
| GS Industries Limited | Wholesale & retail | 2016 |
| GSB Management and Maintenance Ltd | Real estate | 2023 |
| Gsdkc Limited | Construction | 2023 |
| GSM Electrical Ltd | Extraterritorial | 2024 |