| Grangevilla Limited | Real estate | 2013 |
| Grant Horticulture Ltd | Administrative & support | 2020 |
| Graphics Direct Group Limited | Financial services | 2016 |
| Grasp Business Development Limited | Wholesale & retail | 2009 |
| Grass Science Seeds Ltd | Wholesale & retail | 2020 |
| Grassfield Estates (Yorkshire) Ltd | Real estate | 2015 |
| Grassfield Farming LLP | | 2015 |
| Graton Holdings Limited | Extraterritorial | 2002 |
| Gray and Whiteside Limited | Professional & scientific | 2021 |
| Graydown Court Management Company Limited | Households | 2002 |
| Graylings Farm Limited | Agriculture & fishing | 2025 |
| Grayson Rose Capital Group Limited | Real estate | 2024 |
| GRC Support Ltd | Professional & scientific | 2023 |
| Great British Care Ltd | Administrative & support | 2022 |
| Great Value Group Ltd | Wholesale & retail | 2022 |
| Great Walls Harrogate Ltd | Construction | 2023 |
| Greek Cafe Ltd | Hospitality | 2025 |
| Green Apple International Ltd | Wholesale & retail | 2022 |
| Green Commercial Flooring Ltd | Construction | 2013 |
| Green Croft Consultants Limited | Professional & scientific | 2018 |
| Green Gables Montessori Nursery Ltd | Education | 2021 |
| Green INK (Leeds) Limited | Wholesale & retail | 2008 |
| Green Jumper Ltd | Education | 2020 |
| Green Lane Property Management Limited | Real estate | 2006 |
| Green Life Capital Limited | Financial services | 2020 |
| Green Lodge Limited | Real estate | 2025 |
| Green Property Law Ltd | Professional & scientific | 2021 |
| Green Star Consulting Limited | Professional & scientific | 2025 |
| Greene Tree Limited | Wholesale & retail | 2025 |
| Greenhouse Media Ltd | Information & communication | 2025 |
| Greenhouse Strategic Marketing Planning Limited | Professional & scientific | 2001 |
| Greenland Lettings Limited | Real estate | 2013 |
| Greenpeach Advisory Ltd | Professional & scientific | 2022 |
| Greenway 1 Ltd | Financial services | 2020 |
| Greggs Gardening Services Ltd | Administrative & support | 2018 |
| Gregory Ross Ltd | Financial services | 2014 |
| Grenadier Limited | Extraterritorial | 2003 |
| Grenadier Supplies Limited | Extraterritorial | 2005 |
| Grenofen Films Ltd | Arts & recreation | 2017 |
| Grenville Technology Limited | Administrative & support | 2021 |
| Grey Peak Limited | | 2013 |
| Greyback R&D Limited | Professional & scientific | 2025 |
| Greycoat Cyber Security Limited | Information & communication | 2014 |
| Greystone Court Limited | Real estate | 2002 |
| Greystones Developments Yorkshire Ltd | Construction | 2022 |
| Gridstone Contractors Limited | Construction | 2026 |
| Grindco 453 Limited | Extraterritorial | 2004 |
| Gritstone Strategy Ltd | Professional & scientific | 2024 |
| Grizedale LLP | | 2022 |
| Grocery Insight Limited | Professional & scientific | 2011 |
| Grosvenor Apartments (Harrogate) Limited | Households | 2015 |
| Grosvenor Construction Group Ltd | Construction | 2024 |
| Grosvenor Facilities Management Limited | Other services | 1995 |
| Grosvenor House Group Holdings Limited | Professional & scientific | 2005 |
| Grosvenor House Group Limited | Professional & scientific | 1984 |
| Grosvenor PFI Holdings Limited | Professional & scientific | 2007 |
| Grosvenor Project Development Limited | Administrative & support | 1989 |
| Grosvenor Sienna Limited | Administrative & support | 2003 |
| Ground UP Rigging Limited | Construction | 2014 |
| Groundrush LLP | | 2016 |
| Groundwork Apps Ltd | Information & communication | 2023 |
| GROUP-14 Ltd | Construction | 1950 |
| Grove Park Terrace Management Limited | Households | 2011 |
| Grove Square Construction Ltd | Construction | 2024 |
| Grove Systems Limited | Information & communication | 2020 |
| Groves Incorporation Limited | Wholesale & retail | 2026 |
| Groves Yorkshire Limited | Wholesale & retail | 2026 |
| Growth Kompass Limited | Professional & scientific | 2025 |
| Growthstep FM Ltd | Professional & scientific | 2018 |
| Gsfm T Co Ltd | Administrative & support | 2023 |
| GT Service Ltd | Wholesale & retail | 2013 |
| GTP Healthcare Ltd | Administrative & support | 2022 |
| Guard My Ltd | Wholesale & retail | 2022 |
| Guardian Payroll Limited | Administrative & support | 2025 |
| Guardian Research Services Limited | Administrative & support | 2006 |
| GUC Wholesale and Retail Ltd | Wholesale & retail | 2025 |
| Guided Technology Limited | Manufacturing | 2024 |
| Gulliver Engineering Solutions Ltd | Professional & scientific | 2024 |
| Gurvinder Construction Ltd | Construction | 2024 |
| Guttermuck Ltd | Water & waste | 2025 |
| GV Commercial Ltd | Wholesale & retail | 2011 |
| GWH Recruitment Ltd | Administrative & support | 2015 |
| GWM Glasshouses Limited | Real estate | 2025 |
| Gym Sobriety Limited | Arts & recreation | 2020 |
| H & S Construction (Harrogate) Limited | Construction | 2005 |
| H & W Surveying and Consulting Limited | Professional & scientific | 2017 |
| H Designs Ltd | Professional & scientific | 2021 |
| H G Heat Ltd | Construction | 2017 |
| H Property Investment Ltd | Real estate | 2019 |
| H R & T Properties(Bradford)Limited | Real estate | 1961 |
| H Swainson & SON Ltd | Financial services | 2021 |
| H&C Blaken & SON Limited | Agriculture & fishing | 2017 |
| H&C Creative Limited | Information & communication | 2025 |
| H&R Holdings Ltd | Financial services | 2021 |
| H.B. & K.W. Webster | | 1993 |
| H.B. Middlemiss & SON Limited | Construction | 1958 |
| H.H. Hanson Limited | Construction | 1979 |
| H.Re London Ltd | Real estate | 2023 |
| H.S.C. Fine Arts Limited | Wholesale & retail | 2003 |
| H.Weatherhead & Sons(Butchers)Limited | Wholesale & retail | 1960 |