| Gloss Auto Detailing Ltd | Wholesale & retail | 2026 |
| Gloss Boss Limited | Wholesale & retail | 2025 |
| Gloves Supplier Ltd | Wholesale & retail | 2025 |
| Glow by Nicole Chloe Ltd | Other services | 2025 |
| Glow Next Limited | Information & communication | 2026 |
| Glowbygrace Ltd | Wholesale & retail | 2025 |
| Glowbysophs Limited | Other services | 2024 |
| Glowmine Limited | Wholesale & retail | 2025 |
| Glowora Ltd | Wholesale & retail | 2026 |
| Glowpals Ltd | Arts & recreation | 2026 |
| Glowup Solutions Limited | Information & communication | 2025 |
| Glowup+ CIC | Other services | 2026 |
| GLV Services Ltd | Transport & logistics | 2022 |
| Glyn Owain Jones Ltd | Professional & scientific | 2025 |
| Glynn Property Consultants Ltd | Professional & scientific | 2014 |
| Glynne Limited | Wholesale & retail | 2026 |
| Glynne ST Mini Market Ltd | Wholesale & retail | 2025 |
| Glōwan Limited | Other services | 2023 |
| GM Alarms Limited | Manufacturing | 2019 |
| GM Autocentre Ltd | Wholesale & retail | 2026 |
| GM Counselling and Therapy Limited | Health & social care | 2025 |
| GM Design Fans Limited | Professional & scientific | 2014 |
| GM Door Solutions Limited | Construction | 2018 |
| GM Forecourts Ltd | Wholesale & retail | 2025 |
| GM Global Limited | Wholesale & retail | 2022 |
| GM Petroleum Limited | Wholesale & retail | 2003 |
| GM Professional Limited | Wholesale & retail | 2018 |
| GM Properties (Bolton) Ltd | Real estate | 2016 |
| GM Tech Plus Ltd | Wholesale & retail | 2023 |
| GM Traders (Bolton) Limited | Wholesale & retail | 2008 |
| GM Transit Limited | Transport & logistics | 2025 |
| GM Ventures Ltd | Construction | 2019 |
| GM Workwear Limited | Wholesale & retail | 2023 |
| Gm.Ai Ltd | Professional & scientific | 2024 |
| Gmbt Logistics Services Ltd | Transport & logistics | 2014 |
| GMC Community Ltd | Wholesale & retail | 2025 |
| Gmcold Refrigeration Ltd | Other services | 2020 |
| GMJ Fire Prevention Ltd | Public administration | 2018 |
| GMR Managerial Services Limited | Administrative & support | 2019 |
| Gmsoft Limited | Information & communication | 2019 |
| Gmt-It Limited | Information & communication | 2012 |
| GMV Distribution Limited | Wholesale & retail | 1993 |
| GMV Group Limited | Wholesale & retail | 2020 |
| Gmwd Holdings Ltd | Financial services | 2024 |
| GN Consultancy Services Limited | Professional & scientific | 2022 |
| GNB Industrial Power (UK) Limited | Manufacturing | 1989 |
| GNF Investments Ltd | Financial services | 2021 |
| GNT Specialist Finance Consultancy Ltd | Financial services | 2024 |
| Go Charitably Limited | Wholesale & retail | 2010 |
| Go Cleeny Limited | Administrative & support | 2024 |
| Go Compare Energy Limited | Other services | 2020 |
| Go Digital Marketing Ltd | Information & communication | 2015 |
| Go Electrical Ltd | Construction | 2023 |
| Go Elysium Ltd | Wholesale & retail | 2026 |
| Go Energy Compare Ltd | Energy | 2021 |
| Go for Gold Initiatives Limited | Health & social care | 2019 |
| Go Freedom Limited | Wholesale & retail | 2021 |
| Go Green Wood Fuels Limited | Manufacturing | 2016 |
| Go Live Well Limited | Health & social care | 2022 |
| Go Meditex Limited | Manufacturing | 2025 |
| Go Ranks Ltd | Information & communication | 2019 |
| Go Setups Ltd | Wholesale & retail | 2022 |
| Go Turf Ltd | Wholesale & retail | 2017 |
| Go Uniform Ltd | Wholesale & retail | 2025 |
| Go Walkies Bolton Ltd | Other services | 2023 |
| Go Walkies Daycare and Boarding Ltd | Agriculture & fishing | 2023 |
| Go Wallpaper Ltd | Wholesale & retail | 2010 |
| Go With the Flow Yoga Limited | Education | 2023 |
| Go Xplore Camper Hire Ltd | Administrative & support | 2026 |
| Go! New Business Transformation Ltd | Professional & scientific | 2017 |
| Go/No Go Ltd | Information & communication | 2022 |
| GO2 Green Finance Ltd | Professional & scientific | 2023 |
| GO2TRADE Ltd | Wholesale & retail | 2025 |
| GO4ALGARVE Ltd | Real estate | 2010 |
| Gobalize Ltd | Wholesale & retail | 2024 |
| Gocraftic Ltd | Wholesale & retail | 2017 |
| Gocreatefun Ltd | Information & communication | 2019 |
| GOD of Vape Ltd | Wholesale & retail | 2024 |
| God's Creative Corner Limited | Professional & scientific | 2025 |
| Godfrey Ellis Associates Limited | Wholesale & retail | 2015 |
| Godswill Ltd | Health & social care | 2009 |
| Godwin's Arboricultural Limited | Administrative & support | 2013 |
| Gofuels Holdings Ltd | Financial services | 2024 |
| Gofuels Ltd | Wholesale & retail | 2015 |
| Gogis Foods Limited | Hospitality | 2025 |
| Gogo’S Group Ltd | Hospitality | 2025 |
| Gogreen Plumbing and Heating Ltd | Construction | 2017 |
| Going to Give IT to YOU Ltd | Information & communication | 2025 |
| Golashop Ltd | Wholesale & retail | 2025 |
| Gold Auric Limited | Other services | 2025 |
| Gold Lion Motor Company Ltd | Wholesale & retail | 2025 |
| Goldbricks Tech Ltd | Wholesale & retail | 2019 |
| Goldbridge Legal Ltd | Professional & scientific | 2023 |
| Goldchild Capital Limited | Professional & scientific | 2018 |
| Golden Barber Horwich Ltd | Other services | 2026 |
| Golden Brown Sunbeds Ltd | Other services | 2012 |
| Golden Brown Tanning Studios Limited | Other services | 2012 |
| Golden Construction Limited | Construction | 2020 |
| Golden Eagle Boxing Academy CIC | Arts & recreation | 2026 |
| Golden Eagle Boxing Management & Promotion Ltd | Arts & recreation | 2020 |