| Grind Solutions Limited | Professional & scientific | 2025 |
| Grinnovare Limited | Real estate | 2019 |
| Griploop Ltd | Manufacturing | 2025 |
| Gritech Engineering Ltd | Manufacturing | 2021 |
| Groom Design Services Limited | Construction | 2006 |
| Grosvenor Commercial Developers Ltd | Construction | 2016 |
| Grosvenor House Properties Ltd | Real estate | 2016 |
| Ground Testing Services Limited | Construction | 2018 |
| Groupcore Ltd | Information & communication | 2026 |
| Grover Investments Limited | Financial services | 1969 |
| Grow Garden Ltd | Wholesale & retail | 2024 |
| Grow Organisation | Health & social care | 2000 |
| Growing Wild Outdoor Nursery Ltd | Education | 2018 |
| Growing Wild Together CIC | Education | 2025 |
| GROWSTING90 Ltd | Wholesale & retail | 2024 |
| GROWSTING92 Ltd | Wholesale & retail | 2025 |
| Growthvilla Ltd | Information & communication | 2021 |
| Grsaed Ltd | Transport & logistics | 2024 |
| GRT Motors Limited | Wholesale & retail | 2025 |
| Grupo Bimbo UK Limited | Manufacturing | 2002 |
| GS Project Management Limited | Extraterritorial | 2020 |
| GS1912 Limited Limited | Real estate | 2021 |
| GSK Accounting Limited | Professional & scientific | 2025 |
| GSK Khaira Properties Ltd | Real estate | 2020 |
| GSR Forecourts Ltd | Wholesale & retail | 2023 |
| GT Building & Property Maintenance Ltd | Construction | 2019 |
| GT Electrical Contractors Limited | Construction | 2012 |
| GT Flooring Ltd | Construction | 2010 |
| GTR Worx Ltd | Wholesale & retail | 2024 |
| Guaranteed Outstanding Limited | Administrative & support | 2017 |
| Guardian Angel Project C.I.C. | Information & communication | 2025 |
| Guardpro Security Solutions Limited | Administrative & support | 2023 |
| Gudwud Carpentry & Joinery Ltd | Manufacturing | 2025 |
| Guerison Limited | Health & social care | 2022 |
| Guest Plumbing &Heating Ltd | Construction | 2025 |
| Guide Skola Limited | Education | 2024 |
| Guideline Surface Marking Ltd | Construction | 2011 |
| Guild of Games Ltd | Wholesale & retail | 2023 |
| Guitar Garage Ltd | Manufacturing | 2015 |
| Guitar Upgrades Limited | Manufacturing | 2021 |
| Gvidos Carpentry & Joinery Ltd | Construction | 2024 |
| GW Marketing Ltd | Professional & scientific | 2026 |
| GW Services Nottingham Ltd | Education | 2013 |
| GWT Construction Limited | Construction | 2013 |
| Gym Candy Ltd | Wholesale & retail | 2024 |
| Gym Length Ltd | Wholesale & retail | 2025 |
| H & H Property Consultancy Ltd | Real estate | 2024 |
| H & S Inspections Limited | Professional & scientific | 2014 |
| H a Wright Joinery Ltd | Construction | 2026 |
| H and F Gadgets Ltd | Wholesale & retail | 2024 |
| H Brown & SON Limited | Manufacturing | 2002 |
| H Cramer Limited | Wholesale & retail | 2001 |
| H D Logistics UK Ltd | Transport & logistics | 2019 |
| H M Venison Ltd | Wholesale & retail | 2019 |
| H P Jordan Limited | Construction | 2010 |
| H Property Rental Ltd | Real estate | 2022 |
| H R Adventures Coffee Ltd | Hospitality | 2025 |
| H S H E Limited | Other services | 2015 |
| H S H E Safety Limited | Other services | 2015 |
| H&H Business Solutions Ltd | Wholesale & retail | 2025 |
| H&H Star Nails Ltd | Other services | 2026 |
| H&I Brothers Limited | Wholesale & retail | 2025 |
| H&R Delights Limited | Wholesale & retail | 2021 |
| H&R Traders Ltd | Wholesale & retail | 2015 |
| H,P & L Interiors Limited | Construction | 2008 |
| H. Appleyard & Sons (East Yorkshire) Limited | Transport & logistics | 1995 |
| H. Appleyard & Sons (West Yorkshire) Limited | Transport & logistics | 1998 |
| H. Appleyard & Sons Limited | Transport & logistics | 1977 |
| H.A.S Property Developments Ltd | Construction | 2021 |
| H.A.T. Properties Yorkshire Limited | Real estate | 2020 |
| H.B. Rollerdoor Limited | | 1988 |
| H.O.K Ltd | Construction | 2018 |
| H4U Web Ltd | Real estate | 2018 |
| HA Innovate Ltd | Information & communication | 2025 |
| Habbin Brothers Construction Limited | Construction | 2025 |
| Habbin Estates Limited | Real estate | 2016 |
| Habbin Homes Ltd | Construction | 2013 |
| Habbin Ltd | Construction | 2013 |
| Habbin Properties Limited | Real estate | 2018 |
| Habco Holdings Limited | Real estate | 2017 |
| Habco Property Investment Company Limited | Real estate | 1995 |
| Habitats Properties Limited | Real estate | 2025 |
| Hachiman JPN Limited | Wholesale & retail | 2020 |
| Hackett Rail Ltd | Manufacturing | 2019 |
| Hadison Motors Ltd | Wholesale & retail | 2022 |
| Hafiz Retailer Group Ltd | Wholesale & retail | 2024 |
| Hair @ JAY Jays Limited | Other services | 2025 |
| Hair at Brills Limited | Other services | 2000 |
| Hair by Kelly Bentham - Green Limited | Other services | 2015 |
| Hairbyphe Ltd | Other services | 2026 |
| HAIRSTYLE88 Ltd | Administrative & support | 2015 |
| Hal-Systems Ltd | Construction | 2017 |
| Halcyon Teamwear Limited | Manufacturing | 2026 |
| Halisdene Accountancy Ltd | Professional & scientific | 2004 |
| Hall Bros Site Services Ltd | Manufacturing | 2025 |
| Hall Morgan Solutions Limited | Construction | 2025 |
| Hall Property and Solutions Limited | Households | 2026 |
| Hall's Estates Limited | Real estate | 2003 |
| Hallam Design & Build Limited | Construction | 2014 |
| Hallam Express Ltd | Transport & logistics | 1984 |