| Glen Trool Estates Limited | Arts & recreation | 1995 |
| GLF Transport Ltd | Transport & logistics | 2025 |
| Glhq Services Limited | Professional & scientific | 2025 |
| GLO Enterprises Limited | Construction | 2025 |
| Global Point Group Limited | Financial services | 2019 |
| Globites Food Limited | Hospitality | 2025 |
| Glopex Asset Finance Limited | Other services | 2025 |
| GLP Recruitment Ltd | Administrative & support | 2025 |
| GLS Construction (Cheshire) Limited | Professional & scientific | 2024 |
| GLY Transport Ltd | Transport & logistics | 2019 |
| GNA Installations Ltd | Construction | 2022 |
| Go Go Kebab Crew Ltd | Hospitality | 2022 |
| Go Local Cheshire Limited | Information & communication | 2017 |
| Go! Holdings Ltd | Professional & scientific | 2018 |
| Gobr Limited | Arts & recreation | 2018 |
| Goddess of Night Ltd | Wholesale & retail | 2025 |
| Gogo Nivini Kebabb Ltd | Hospitality | 2025 |
| Gogtrans Ltd | Transport & logistics | 2024 |
| Gold Fish 1 Ltd | Hospitality | 2026 |
| Golden Genesis Construction Limited | Construction | 2020 |
| Goldenafrican Limited | Health & social care | 2019 |
| Goldendale Developments Limited | Water & waste | 2018 |
| Goldendale Restorations Limited | Water & waste | 2019 |
| Goldendayz Ltd | Wholesale & retail | 2023 |
| Goldman Smith Claims Management Ltd | Financial services | 2013 |
| Goly Transport Ltd | Transport & logistics | 2013 |
| Good Time Charlies Wrexham Limited | Arts & recreation | 2017 |
| Good Vibes Digital Ltd | Administrative & support | 2024 |
| GOOD4PETS Ltd | Wholesale & retail | 2021 |
| Goods Over Miles Ltd | Wholesale & retail | 2025 |
| Goodwin Farm Services Limited | Manufacturing | 2003 |
| Goodwin Gardens Ltd | Administrative & support | 2022 |
| Goostrey Rose Festival CIC | Arts & recreation | 2023 |
| Gordon Fearn TAE Kwon DO & Ninja Skillz Ltd | Education | 2018 |
| Gorsty Hill Close Management Limited | Households | 1999 |
| Gosi Ltd | Health & social care | 2023 |
| Goss Scientific Instruments Limited | Manufacturing | 1974 |
| Gotit Global Limited | Manufacturing | 2024 |
| Gowholefoods Limited | Wholesale & retail | 2016 |
| GP Developments (Newbury) Limited | Construction | 2021 |
| GPS Autoservices Ltd | Transport & logistics | 2023 |
| GPS Training & Development Ltd | Education | 2016 |
| GPW Fixing Limited | Construction | 2020 |
| Grace TJ Investment Company Limited | Real estate | 2026 |
| Grad Pro Ltd | Education | 2022 |
| Graham Ward Farms Limited | Agriculture & fishing | 1988 |
| Grancdora Ltd | Wholesale & retail | 2026 |
| Granny’S PHO and Ramen Ltd | Hospitality | 2024 |
| Grants Butchers Ltd | Wholesale & retail | 2014 |
| Grants Quality Sandwiches Ltd | Wholesale & retail | 2023 |
| Graphix LAB Limited | Manufacturing | 2007 |
| Grasstec UK Limited | Wholesale & retail | 2018 |
| Grease Monkey Mechanics Ltd | Wholesale & retail | 2023 |
| Great British Farm Shop Limited | Wholesale & retail | 2022 |
| Great North Investments Limited | Real estate | 2020 |
| Green Heart Community Nursery CIC | Agriculture & fishing | 2024 |
| Green Heart Horticultural Services Limited | Administrative & support | 2023 |
| Green Oaks Management Limited | Real estate | 2017 |
| Green Perks Ltd | Information & communication | 2022 |
| Greenbella Home Garden Services Ltd | Administrative & support | 2013 |
| Greener Grass Developments Ltd | Construction | 2024 |
| Greenfinite AI Ltd | Information & communication | 2025 |
| Greenlight Computers Limited | Administrative & support | 2006 |
| Greenlight Innovates Limited | Administrative & support | 2006 |
| Greenvex Limited | Manufacturing | 2026 |
| Greenway Properties Midlands Limited | Real estate | 2022 |
| Greg BAK Ltd | Professional & scientific | 2024 |
| Greg GAS Ltd | Construction | 2022 |
| Gremia Consulting and Solutions Ltd. | Information & communication | 2024 |
| Greys Consulting Limited | Professional & scientific | 2017 |
| Griffiths Electrical Engineering Ltd | Professional & scientific | 2024 |
| Griggs Installations Limited | Construction | 2025 |
| Grimes News Limited | Wholesale & retail | 2003 |
| Grinnell Holdings Limited | Real estate | 2019 |
| Grosik Daily Ltd | Wholesale & retail | 2025 |
| Grosvenor MOT Station Ltd | Wholesale & retail | 2019 |
| Ground Zero Fitness Kidsgrove Limited | Arts & recreation | 2020 |
| Ground Zero Fitness Limited | Arts & recreation | 2016 |
| Ground Zero Strong Limited | Arts & recreation | 2025 |
| Groundwork Built Ltd | Real estate | 2026 |
| GROUP1ASSUREDCREWE Ltd | Wholesale & retail | 2025 |
| Grove House 2025 Management Limited | Households | 2025 |
| Growwin Investments Limited | Real estate | 2022 |
| Grunch Foods Ltd | Manufacturing | 2026 |
| GS Clinical Consulting Ltd | Professional & scientific | 2016 |
| GSU01 Ltd | Transport & logistics | 2025 |
| GT17 Motors Ltd | Wholesale & retail | 2015 |
| GTH Technical Services Limited | Energy | 2008 |
| GTR Group Limited | Administrative & support | 2001 |
| Guilfoyle Homes Ltd | Real estate | 2022 |
| Gulltech Ltd | Administrative & support | 2011 |
| Gumshoe Games Limited | Wholesale & retail | 2024 |
| GUS Creation Limited | Transport & logistics | 2026 |
| Gutter Cleaning Elite Ltd | Administrative & support | 2020 |
| GW (1998) Limited | Administrative & support | 2020 |
| GW (2010) Limited | Administrative & support | 2020 |
| Gxdc Ltd | Transport & logistics | 2026 |
| GYG Trade Limited | Wholesale & retail | 2019 |
| Gymtribe Limited | Information & communication | 2025 |
| H & I Properties Ltd | Real estate | 2003 |