| Future Energy Heating and Cooling UK Limited | Manufacturing | 2015 |
| Future Force Partnership Ltd | Professional & scientific | 2024 |
| Future Green Horizons Ltd | Professional & scientific | 2020 |
| Future Group (Southern) Ltd | Wholesale & retail | 2025 |
| Future Landscapes Design + Visualization Ltd | Professional & scientific | 2026 |
| Future Learning Limited | Education | 2025 |
| Future Payroll Ltd | Administrative & support | 2023 |
| Futureclear Ltd | Information & communication | 2026 |
| Futuredream Media Limited | Information & communication | 1998 |
| Futureroot Labs Limited | Information & communication | 2025 |
| Futureworx Solutions Limited | Administrative & support | 2011 |
| Fyes Founders Limited | Other services | 2020 |
| Fylde CNC Specialists Limited | Manufacturing | 2004 |
| Fylde Thermal Engineering Limited | Professional & scientific | 1990 |
| Fyreside Ltd | Information & communication | 2026 |
| Fysolutions Limited | Professional & scientific | 2018 |
| G & H Consulting Limited | Professional & scientific | 2002 |
| G a Cars South Ltd | Wholesale & retail | 2018 |
| G B Consulting Purbeck Limited | Professional & scientific | 2021 |
| G Buckley Site Solutions Ltd | Construction | 2026 |
| G J Spear Ltd | Construction | 2008 |
| G Ridout Plumbing & Heating Services Ltd | Construction | 2011 |
| G Squared Homes Ltd | Real estate | 2022 |
| G Studio G Ltd | Professional & scientific | 2023 |
| G T Experience Days Ltd | Transport & logistics | 2015 |
| G&B Refurbishment Ltd | Manufacturing | 2024 |
| G&L Construction Ltd | Construction | 2020 |
| G&M Steel Structures Ltd | Manufacturing | 2024 |
| G&R Care Limited | Health & social care | 2019 |
| G&T Hospitality Resources Ltd | Professional & scientific | 2022 |
| G&T Properties South LLP | | 2017 |
| G-Girl Limited | Wholesale & retail | 2023 |
| G-Graphic Ltd | Professional & scientific | 2016 |
| G. T. Motor Services Holdings Ltd | Financial services | 2019 |
| G. T. Motor Services Ltd. | Wholesale & retail | 2002 |
| G.A.S. Cleaning Services Limited | Administrative & support | 2025 |
| G1G Solutions Limited | Information & communication | 2021 |
| G3NIUS Ltd | Financial services | 2024 |
| GA Psychology Ltd | Education | 2024 |
| Gaba Corporate Lets Limited | Real estate | 2014 |
| Gaba Serviced Accommodation Limited | Hospitality | 2018 |
| Gaby Logistics Ltd | Transport & logistics | 2019 |
| Gache-Ford Ltd | Information & communication | 2020 |
| Gadgets 4U Ltd | Wholesale & retail | 2024 |
| Gadocan Limited | Other services | 2025 |
| Gaea Creative Ltd. | Professional & scientific | 2019 |
| Gaeljoyeria Ltd | Wholesale & retail | 2025 |
| Gainsford Property Services Limited | Real estate | 2017 |
| Gainsford Thames Limited | Real estate | 2015 |
| Gala Poole Limited | Hospitality | 2023 |
| Galahad Associates Ltd | Administrative & support | 2012 |
| Galaxy Associates Limited | Construction | 1997 |
| Galea Investments Limited | Financial services | 2016 |
| Galileo Digital Racing Limited | Other services | 2021 |
| Gallantcyber-Services Ltd | Information & communication | 2019 |
| Gallery Nails Ltd | Other services | 2022 |
| Galloway Technologies Limited | Information & communication | 1998 |
| GAM Administration LLP | | 2025 |
| Gamejocard Limited | Information & communication | 2023 |
| Gaming International Limited | Real estate | 1932 |
| Ganeshy Ltd | Wholesale & retail | 2018 |
| Ganna Properties Limited | Real estate | 2019 |
| Gantt Limited | Information & communication | 2022 |
| GAP Consultants Limited | Professional & scientific | 2001 |
| GAP Online Limited | Extraterritorial | 2021 |
| Garage Master Dorset Ltd | Construction | 2023 |
| Garavini Consulting Ltd | Information & communication | 2008 |
| Garbutt Safety Management Limited | Professional & scientific | 2011 |
| Garde Construction Ltd | Construction | 2001 |
| Garden Selections Holdings Ltd | Financial services | 2023 |
| Garden Selections Limited | Wholesale & retail | 2001 |
| Garden View Management Company Limited | Households | 1992 |
| Gareth Smith Contracting Limited | Professional & scientific | 2025 |
| Garipp Ltd | Wholesale & retail | 2022 |
| Garlaban Advisory Ltd | Professional & scientific | 2026 |
| Garland Property Ltd | Hospitality | 2025 |
| Garlestown Limited | Households | 1979 |
| Garman Partners Ltd | Professional & scientific | 2024 |
| Garnette Psychology Services Ltd | Education | 2025 |
| Gary Worsfold Architecture Limited | Professional & scientific | 2011 |
| GAS and Heating Engineer Ltd | Construction | 2021 |
| GAS TEC Heating and Plumbing Ltd | Construction | 2013 |
| Gate Automation Specialists Ltd | Construction | 2017 |
| Gatefix Ltd | Wholesale & retail | 2016 |
| Gates Debt Recovery Limited | Professional & scientific | 2023 |
| Gateway Accountants Ltd | Professional & scientific | 2018 |
| Gateway Application Limited | Extraterritorial | 2012 |
| Gateway Church, Poole | Other services | 2010 |
| Gateway Mobility Services Ltd | Manufacturing | 2011 |
| Gazecharm Limited | Construction | 1980 |
| Gazix Ltd | Real estate | 2025 |
| Gazoop Ltd | Information & communication | 2013 |
| GB Saunders Ltd | Professional & scientific | 2022 |
| Gbdealshop Ltd | Wholesale & retail | 2023 |
| GC Assets Limited | Administrative & support | 2016 |
| GCF Properties Limited | Real estate | 2025 |
| GD Heating & GAS Ltd | Construction | 2018 |
| Gd-Electronics-Refurb Limited | Wholesale & retail | 2026 |
| GDK Store Ltd | Manufacturing | 2023 |
| GE Tracker Ltd. | Information & communication | 2016 |