| George Fordy Properties Limited | Real estate | 2001 |
| George Ronald Limited | Health & social care | 2008 |
| Gilcar Farm Limited | Agriculture & fishing | 1989 |
| Gill's Leeming Bar Limited | Wholesale & retail | 2014 |
| Gilpin Property Ltd | Hospitality | 2015 |
| Ginger Village Pubs Ltd | Hospitality | 2014 |
| Giodinodolf 1898 Ltd | Extraterritorial | 2009 |
| Give ME a Chance Limited | Administrative & support | 2011 |
| GJ Taverns Limited | Hospitality | 2009 |
| Glebe Medicolegal Limited | Professional & scientific | 2011 |
| Global Explorer Tours Ltd | Administrative & support | 2015 |
| Global Scientific Limited | Professional & scientific | 2011 |
| GMG PUB Group Ltd | Hospitality | 2025 |
| Go Beyond HR Consultancy Ltd | Administrative & support | 2022 |
| Goodcounsel Limited | Professional & scientific | 1996 |
| Gotham Homes Ltd | Real estate | 2024 |
| Goulton Grange Day Nursery Limited | Health & social care | 2014 |
| Governors House Ltd | Hospitality | 2022 |
| GPC Commercials Ltd | Wholesale & retail | 2019 |
| Graham Boyce Limited | Professional & scientific | 2012 |
| Graham House Developments LLP | | 2005 |
| Graham Sykes Performance Engineering Ltd | Professional & scientific | 2012 |
| Grange Farm Eggs Ltd | Agriculture & fishing | 2010 |
| Grant & Associates Limited | Professional & scientific | 2005 |
| Grant Downie Limited | Other services | 2018 |
| Gravel PIT Farm AD Limited | Agriculture & fishing | 2015 |
| Gray LA Montagne Limited | Hospitality | 2021 |
| Grays Lawn Mowing Services Ltd | Administrative & support | 2025 |
| Grays Machinery Ltd | Wholesale & retail | 2018 |
| Grays Technical & Security Ltd | Construction | 2003 |
| Grayson Products Limited | Manufacturing | 1999 |
| Grayson Spa Limited | Manufacturing | 2014 |
| Green Garments Ltd | Wholesale & retail | 2015 |
| Green Marine Global Ltd | Professional & scientific | 2009 |
| Greenacres Tree Services Limited | Administrative & support | 2026 |
| Greenscape Solutions Limited | Administrative & support | 2013 |
| Greensphere Grounds Ltd | Agriculture & fishing | 2022 |
| Grey Wellness Ltd | Health & social care | 2024 |
| Greys Leisure Limited | Hospitality | 2019 |
| GRP Northallerton Limited | Construction | 2012 |
| GRP Taylor Limited | Construction | 2012 |
| GRP Taylor Northallerton Limited | Construction | 2007 |
| GST Associates Limited | Administrative & support | 2011 |
| GTW Crompton Limited | Professional & scientific | 2024 |
| Guardian Projects Ltd | Professional & scientific | 2023 |
| Guidon Group Limited | Professional & scientific | 2013 |
| Gwythan Ltd. | Information & communication | 2012 |
| H Clarke & Sons Limited | Construction | 2003 |
| H2A Limited | Professional & scientific | 2001 |
| H2H Accountancy Limited | Professional & scientific | 2011 |
| Habilis Engineering Ltd | Professional & scientific | 2017 |
| Hairs and Graces HK Limited | Other services | 2025 |
| Hallikeld Group Limited | Financial services | 2026 |
| Hallikeld Limited | Agriculture & fishing | 2005 |
| Hallmarked Consultancy Services Limited | Real estate | 2017 |
| Hambleton Broadcast and Technical Services Ltd | Information & communication | 2018 |
| Hambleton District Holdings Limited | Financial services | 2019 |
| Hambleton Farming Company Limited | Agriculture & fishing | 2016 |
| Hammond & Douek Design Ltd | Real estate | 2020 |
| Hampsteads Holdings Limited | Financial services | 2026 |
| Handmade Herbs Ltd | Wholesale & retail | 2015 |
| Hannah Nails Bar 68 Ltd | Other services | 2026 |
| Hannah Nails Bar Ltd | Other services | 2025 |
| Harbour Management Solutions Limited | Professional & scientific | 2003 |
| Hare Holdings Limited | Transport & logistics | 2016 |
| Harker Engineering Services Ltd | Manufacturing | 2021 |
| Harland Builders Limited | Construction | 2005 |
| Harper & Wilkes Limited | Agriculture & fishing | 2011 |
| Harrison Winterburn Limited | Administrative & support | 2008 |
| Harry Clarke and Sons Limited | Construction | 2008 |
| Harry Clarke Holdings Limited | Financial services | 2014 |
| Harry Meynell Limited | Wholesale & retail | 1958 |
| Harry Parvin Limited | Professional & scientific | 2019 |
| Hartmann Singleton Limited | Construction | 2004 |
| Harvest Home Limited | Agriculture & fishing | 2009 |
| Harvey Olsen Limited | Information & communication | 2013 |
| Havering Street Pastors | Other services | 2009 |
| Hawk Bridge Investments Limited | Real estate | 2024 |
| Hazel.Sinclair Limited | Health & social care | 2014 |
| HB LVT & Commercial Flooring Ltd | Construction | 2026 |
| Healthcare Ocean Ltd | Professional & scientific | 2022 |
| Heart & Hoof Ltd | Agriculture & fishing | 2026 |
| Heartbeat Primary Care Community Interest Company | Health & social care | 2014 |
| Helinorth Ltd | Transport & logistics | 2005 |
| Hello Beauty Nails Ltd | Other services | 2018 |
| Helste Contracting Services Limited | Professional & scientific | 2019 |
| Hewson Housing Ltd | Real estate | 2025 |
| HFM Limited | Agriculture & fishing | 2004 |
| High Brockholme Barns Limited | Real estate | 2021 |
| Hill Cross Furniture Limited | Wholesale & retail | 2000 |
| Historic Plaster Craftsman Ltd | Construction | 2019 |
| HJS Estates Limited | Real estate | 2022 |
| HL Consulting Limited | Information & communication | 2025 |
| Hobarn Business Services Limited | Professional & scientific | 2003 |
| Holly's Health Spa & Boutique Ltd | Health & social care | 2023 |
| Home Farm Organics Limited | Agriculture & fishing | 2004 |
| Hope Street Lettings Limited | Real estate | 2017 |
| Hornby Healthcare Limited | Health & social care | 2011 |
| Horner Building & Joinery Limited | Construction | 2017 |
| Hot Drinks Online Limited | Wholesale & retail | 2016 |