| Greenhey Property Company Limited | Real estate | 1999 |
| Greenhill Accounting Services Limited | Professional & scientific | 2010 |
| Greenline Services Ltd | Transport & logistics | 2021 |
| Greenmount Cricket Club Limited | Arts & recreation | 2013 |
| Greenmount Electrical & Solar Ltd | Construction | 2023 |
| Greenmount Foundations for Learning Ltd | Health & social care | 2019 |
| Greenmount Golf Club Limited | Arts & recreation | 1935 |
| Greenmount Health & Social Care Solutions Limited | Public administration | 2023 |
| Greenmount Professional Services Limited | Real estate | 2014 |
| Greenpark Garden Services Limited | Administrative & support | 2022 |
| Greenpark Urban Developments Limited | Real estate | 2015 |
| Greenplum Properties Ltd | Real estate | 2026 |
| Greenrise Limited | Professional & scientific | 2020 |
| Greensmith Property Investments LLP | | 2005 |
| Greensville Development Solutions Ltd | Construction | 2023 |
| Greensville Holdings Ltd | Real estate | 2024 |
| Greenwood & Coope Limited | Manufacturing | 1924 |
| Greenwood Process Services Limited | Professional & scientific | 2013 |
| Greenwoodeliver Manchester Ltd | Transport & logistics | 1993 |
| Greetingles Ltd | Manufacturing | 2022 |
| Greyman Limited | Transport & logistics | 2024 |
| Griffin Partners Limited | Professional & scientific | 2012 |
| Griffvale Limited | Professional & scientific | 1985 |
| Grind & Tamp Ramsbottom Ltd | Wholesale & retail | 2021 |
| Grogan Contracting Ltd | Professional & scientific | 2026 |
| Gronn Eco Salon Ltd | Other services | 2014 |
| Groom Management & Consultancy Ltd | Professional & scientific | 2017 |
| Groundart Limited | Administrative & support | 2002 |
| Group IFA Ltd | Financial services | 2015 |
| Groveport Holdings Limited | Financial services | 2021 |
| Groveport Limited | Wholesale & retail | 1996 |
| Growecom Ltd | Wholesale & retail | 2025 |
| Growing for Care Limited | Agriculture & fishing | 2024 |
| Growth Catalyzers Limited | Professional & scientific | 2016 |
| Gryphon Management Limited | Administrative & support | 2008 |
| Gryphon Project Services Limited | Professional & scientific | 2019 |
| Gryphon Property Management Limited | Real estate | 2020 |
| GS Hospitality Limited | Hospitality | 2024 |
| GS Leisure Limited | Hospitality | 2024 |
| GS Manchester Leisure Limited | Hospitality | 2024 |
| GSO Renovations Ltd | Construction | 2025 |
| GT Spares Ltd | Wholesale & retail | 2020 |
| GTF Catering Ltd | Hospitality | 2021 |
| GTM Management Ltd | Real estate | 2025 |
| Guardian Developments (UK) Limited | Real estate | 2010 |
| Guardrange Limited | Wholesale & retail | 1984 |
| Gulf Bridge Solutions Ltd | Professional & scientific | 2026 |
| GUM Agency UK Limited | Information & communication | 2022 |
| Gurnoor Jewellers Ltd | Manufacturing | 2025 |
| GUY Hamer Group Ltd | Wholesale & retail | 2022 |
| GUY Lewis TV Ltd | Professional & scientific | 2004 |
| Guys (Holdings) Limited | Wholesale & retail | 2025 |
| GVL Management Limited | Transport & logistics | 2014 |
| Gwel Y MOR 2017 Management Company Limited | Households | 2017 |
| Gwel-Yr-Afon Management Company Limited | Households | 2010 |
| Gyco Gifting Ltd | Wholesale & retail | 2022 |
| Gym Matters Limited | Arts & recreation | 2024 |
| H & a Holdings Limited | Real estate | 1973 |
| H & K Europe Limited | Wholesale & retail | 2014 |
| H a Maxwell Limited | Administrative & support | 2013 |
| H a Maxwell Management Limited | Extraterritorial | 2016 |
| H Dickinson and SON Limited | Manufacturing | 2003 |
| H JAN Ltd | Transport & logistics | 2023 |
| H Pearson & Paws Ltd | Agriculture & fishing | 2024 |
| H Q Furnitures Ltd | Wholesale & retail | 2025 |
| H R Property Solutions (NW) Ltd | Construction | 2023 |
| H&A Foods Limited | Manufacturing | 2016 |
| H&A Trade Limited | Wholesale & retail | 2018 |
| H&J Capital Holdings Ltd | Real estate | 2025 |
| H&S Seafoods Ltd | Wholesale & retail | 2021 |
| H. Krishna Ltd | Wholesale & retail | 2021 |
| H.E.S Lubricants Ltd | Wholesale & retail | 2025 |
| H.Elizabeth Ltd | Manufacturing | 2024 |
| H.O.L.E Property Maintenance Ltd | Construction | 2024 |
| H2O Flowtech Ltd | Manufacturing | 2013 |
| H3S Group Limited | Professional & scientific | 2019 |
| H59 Transport Limited | Transport & logistics | 2015 |
| HA Amusements Limited | Hospitality | 2025 |
| HA World Travel Ltd | Administrative & support | 2024 |
| Haac Source Ltd | Financial services | 2017 |
| Habitex Properties Ltd | Real estate | 2026 |
| Habzys Landscaping and Trees Ltd | Administrative & support | 2026 |
| Hadiya Limited | Wholesale & retail | 2025 |
| Hafsa Finds Ltd | Wholesale & retail | 2024 |
| Haider Trade Limited | Wholesale & retail | 2024 |
| Hair Studio Bury Limited | Other services | 2024 |
| Haircloth Weaving & Finishing Company Limited | Administrative & support | 1951 |
| Hairline MCR Limited | Other services | 2019 |
| Hairmaxx Ltd | Wholesale & retail | 2025 |
| Hakea Property Management Limited | Real estate | 2021 |
| Halcyon Conservation Limited | Arts & recreation | 2015 |
| Halcyon Law Ltd | Professional & scientific | 2022 |
| Half Price Furniture Limited | Real estate | 2013 |
| Halice Holdings Limited | Professional & scientific | 2010 |
| Halice Property Limited | Real estate | 2022 |
| Hall Nurseries Limited | Education | 2009 |
| Hall Transport Ltd | Transport & logistics | 2025 |
| Hallway Productions Ltd | Information & communication | 2022 |
| Halo Fashion Agency Limited | Other services | 2020 |
| Halo Roofing Limited | Construction | 2026 |