| Greenline Property and Landscapes Ltd | Construction | 2025 |
| Greenphase Energy Solutions Ltd | Construction | 2024 |
| Greenpower Solar Panel Solutions Ltd | Construction | 2025 |
| Greensway (Holdings) Limited | Wholesale & retail | 1981 |
| Greenway Care Group Ltd | Health & social care | 2022 |
| Greenwell Dalton Investments Ltd | Hospitality | 2013 |
| Greenwood Business Consultants Ltd | Professional & scientific | 2019 |
| Greenwood Tree Services Ltd | Administrative & support | 2016 |
| Gregory & Sons Transport Limited | Transport & logistics | 2025 |
| Grenford | Professional & scientific | 2024 |
| Gresham Food Limited | Hospitality | 2015 |
| Grey Arrows Drone Club Limited | Other services | 2022 |
| Greystone Construct & Design Ltd | Construction | 2020 |
| Grid Highways (Civils & Utilities) Ltd | Construction | 2019 |
| Gridros | Professional & scientific | 2025 |
| Griffin & Whyte Ltd | Professional & scientific | 2025 |
| Grilling Gear UK Ltd | Manufacturing | 2024 |
| Grimshaw Construction Limited | Construction | 1999 |
| Grimshaw Green Properties Limited | Real estate | 2022 |
| Groke Wigan Ltd | Hospitality | 2023 |
| Groot Property Limited | Real estate | 2026 |
| Grosvenor Accountancy Group Limited | Professional & scientific | 2024 |
| Groundview Limited | Construction | 2025 |
| Groundwork Environmental Services (Cheshire) Ltd | Professional & scientific | 1987 |
| Group Consult Services Limited | Financial services | 2019 |
| Grove Home Interiors Ltd | Wholesale & retail | 2019 |
| Grow Limitless Ltd | Professional & scientific | 2019 |
| Grubs UP 1 Limited | Hospitality | 2025 |
| GS & M Property Group Ltd | Real estate | 2025 |
| GS Carpets & Flooring Ltd | Wholesale & retail | 2024 |
| GS Compressor Spares Ltd | Professional & scientific | 2015 |
| GS Electrical Services (NW) Ltd | Real estate | 2022 |
| GSI Cladding Limited | Construction | 2024 |
| Gskeys Automotive Locksmith Ltd | Other services | 2024 |
| GSL Construction Ltd | Construction | 2008 |
| GSP Logistics Limited | Transport & logistics | 2015 |
| GSR Landscaping Ltd | Administrative & support | 2023 |
| GSS Autos Limited | Wholesale & retail | 2024 |
| GT Export Consulting Limited | Transport & logistics | 2011 |
| GT Export Property Ltd | Households | 2023 |
| GT Performance Limited | Wholesale & retail | 2024 |
| GT SS Group Ltd | Administrative & support | 2025 |
| Gtgm Property Limited | Real estate | 2022 |
| Gtsurvey Limited | Professional & scientific | 2011 |
| GU Marketing Limited | Other services | 2022 |
| GU Media Limited | Information & communication | 2026 |
| Guardian Technical Maintenance Limited | Construction | 1997 |
| Gulshan Tandoori House Ltd | Hospitality | 2025 |
| Gun-Lok Ltd | Manufacturing | 2019 |
| Guru Pet Food Ltd | Hospitality | 2015 |
| GW Prestige Plastering Ltd | Construction | 2020 |
| GW Site Services Limited | Construction | 2007 |
| GW Wardle Properties Limited | Real estate | 2018 |
| GX Trading Ltd | Transport & logistics | 2020 |
| Gylfe Properties Ltd | Real estate | 2014 |
| Gym Equipt UK Ltd | Arts & recreation | 2020 |
| Gymcareer Limited | Administrative & support | 2021 |
| Gymfreak Fitness Supplies Limited | Wholesale & retail | 2024 |
| Gyrowise Limited | Wholesale & retail | 2023 |
| H & H Catering Limited | Hospitality | 2006 |
| H & H Properties (Standish) Limited | Real estate | 2018 |
| H & S Fishwick Memorial Masons Ltd | Wholesale & retail | 2023 |
| H B Group Services (UK) Ltd | Construction | 2018 |
| H D Joinery Limited | Construction | 2012 |
| H Dallimore Ltd | Health & social care | 2022 |
| H G Maintenance and Refurbishments Limited | Construction | 2022 |
| H G V Fleet Cleaning Services Ltd | Construction | 2002 |
| H Plant Sales and Service Limited | Manufacturing | 2022 |
| H Streetwear UK Limited | Wholesale & retail | 2024 |
| H&A Building Services Ltd | Construction | 2024 |
| H&H Brickwork Ltd | Construction | 2013 |
| H&H Property Lets Ltd | Real estate | 2020 |
| H&M Residential Letting Limited | Real estate | 2020 |
| H&O Properties Lancashire Ltd | Real estate | 2025 |
| H.M Contracting Ltd | Construction | 2025 |
| H.W.Moon Limited | Wholesale & retail | 1961 |
| H1 Property Investments Limited | Real estate | 2021 |
| H18 Ltd | Administrative & support | 2025 |
| H2H Alternative Energy Solutions Limited | Professional & scientific | 2014 |
| H2OTRICITY Renewable Energy Limited | Professional & scientific | 2014 |
| H2X (UK) Limited | Wholesale & retail | 2023 |
| Habitacion Ltd | Real estate | 2014 |
| Habitrak Ltd | Wholesale & retail | 2025 |
| Hacq Group Holdings Ltd | Financial services | 2025 |
| Hagdah Limited | Hospitality | 2019 |
| Haigh Barn / Willoughby Events Ltd | Hospitality | 2023 |
| Haigh Consulting Ltd | Professional & scientific | 2025 |
| Haigh Solutions Ltd | Construction | 2024 |
| Haighfield Living Ltd | Health & social care | 2025 |
| Hair by Rachel LLP | | 2014 |
| Hair by Rachel Wigan Limited | Other services | 2025 |
| Hair Couture (HMJ) Limited | Other services | 2016 |
| Hair of the Dog Groomers Limited | Other services | 2014 |
| Hair Quarterz Limited | Other services | 2017 |
| Halcyon Care (North West) Ltd | Administrative & support | 2023 |
| Hales Joinery and Developments Ltd | Construction | 2014 |
| Hall Building & Maintenance Ltd | Construction | 2023 |
| Hall of Development Ltd | Professional & scientific | 2025 |
| Hall Warehousing Implementation Limited | Other services | 2018 |
| Halladay Property Limited | Real estate | 2024 |