| Frontline Utilities Ltd | Information & communication | 2009 |
| Frtv Media Ltd | Information & communication | 2025 |
| FS Bebington Ltd | Wholesale & retail | 2025 |
| FS Claughton Ltd | Wholesale & retail | 2025 |
| FS Oxton Ltd | Wholesale & retail | 2025 |
| Ftfu Construction Ltd | Construction | 2025 |
| FTR Projects Ltd | Construction | 2018 |
| Fuelsolve Limited | Extraterritorial | 2007 |
| Fulfill Learning Limited | Information & communication | 2023 |
| Full Moon Media Limited | Information & communication | 2019 |
| Full of Beans Fitness (Franchising) Limited | Education | 2015 |
| Full of Beans Fitness Limited | Education | 2008 |
| Full on Gaming Limited | Information & communication | 2023 |
| Funding Bay Limited | Other services | 2017 |
| Funding Solutions 4 Business Limited | Administrative & support | 2015 |
| Furley Limited | Professional & scientific | 2006 |
| Furry Tails Dog World Ltd | Education | 2019 |
| Fuse Property Management Ltd | Real estate | 2011 |
| Fusion Rope Services Limited | Construction | 2026 |
| Fuss Media Limited | Information & communication | 2011 |
| Future City Events Ltd | Administrative & support | 2018 |
| Future Filter Limited | Professional & scientific | 2019 |
| Future Memories Limited | Other services | 2012 |
| Future Ready Send Ltd | Education | 2026 |
| Future Self Therapeutic Services Ltd | Other services | 2026 |
| Futuremeds Bidco Limited | Financial services | 2025 |
| Futuremeds Ltd | Professional & scientific | 2020 |
| Futuremeds Midco 1 Limited | Financial services | 2025 |
| Futuremeds Midco 2 Limited | Financial services | 2025 |
| Futuremeds Topco Limited | Financial services | 2025 |
| Futurinno Ltd | Wholesale & retail | 2017 |
| FW Logistics Limited | Wholesale & retail | 2021 |
| FX Systems Solutions Ltd | Information & communication | 2008 |
| FY-2011 Ltd | Real estate | 2021 |
| FYA Ltd | Arts & recreation | 2025 |
| G & B Business Solutions Limited | Extraterritorial | 2012 |
| G & J Traders Premier Ltd | Wholesale & retail | 2019 |
| G C Enterprise Wirral Ltd | Hospitality | 2025 |
| G J Vickers Limited | Professional & scientific | 2023 |
| G P Roberts Management Services Limited | Professional & scientific | 2017 |
| G Security Alarms Limited | Administrative & support | 2023 |
| G&G Home Creations Limited | Real estate | 2024 |
| G&W Marine Limited | Professional & scientific | 2017 |
| G. Ruscoe Associates Limited | Professional & scientific | 2008 |
| G. SIM Limited | Administrative & support | 2008 |
| G.J.K. Developments Limited | | 1973 |
| G.Mig Limited | Health & social care | 2014 |
| G.S Engineering (Wirral) Limited | Manufacturing | 2003 |
| G.T.B. Demolition Co. Limited | Construction | 1967 |
| G18 Limited | Education | 2007 |
| G4K Fashion Ltd. | Real estate | 2013 |
| Gabriella's Kitchen Ltd | Hospitality | 2020 |
| Gacha Clothing Ltd | Wholesale & retail | 2018 |
| Gail Bryson Ltd | Professional & scientific | 2020 |
| Gallaghers Traditional PUB Ltd | Hospitality | 2025 |
| Gallboyd Solutions Ltd | Professional & scientific | 2018 |
| Galleon Consultancy Limited | Information & communication | 2010 |
| Game Master Leisure Ltd | Arts & recreation | 2025 |
| Gannon Medical Ltd | Health & social care | 2022 |
| Garden Quarter LLP | | 2016 |
| Garden Rooms Wirral Ltd | Construction | 2025 |
| Garden Spice 786 Ltd | Hospitality | 2025 |
| Gardencrafts Heswall Limited | Administrative & support | 1949 |
| Gardiner Accounting Taxation Advisory Limited | Professional & scientific | 2023 |
| Gardiner Russell Accounting Limited | Administrative & support | 2020 |
| Gardner Professional Services Limited | Real estate | 2018 |
| Gardner Property Estates Limited | Real estate | 2020 |
| Garma Construction Limited | Construction | 2023 |
| Garruss Property Limited | Real estate | 2021 |
| Garry Bonner Angling Limited | Transport & logistics | 1994 |
| Garry Usherwood Associates Limited | Professional & scientific | 2007 |
| Garside Group Ltd | Real estate | 2026 |
| GAS Consultancy Services Limited | Manufacturing | 2012 |
| GAS Elec Check North West Ltd. | Construction | 2007 |
| GAS Fire Technician Ltd | Professional & scientific | 2020 |
| GAS1ST Limited | Construction | 2006 |
| Gaslit Ltd | Construction | 2020 |
| Gate Pilot Ltd | Professional & scientific | 2013 |
| Gatehouse Vision Care Limited | Wholesale & retail | 2015 |
| Gatenby Maritime Limited | Transport & logistics | 2013 |
| Gates & Co Solutions Ltd | Professional & scientific | 2026 |
| Gateway Motor Group Ltd | Wholesale & retail | 2020 |
| Gauntlet Systems Limited | Wholesale & retail | 2017 |
| Gavin John Limited | Other services | 2010 |
| Gayton Cleaning Services Ltd | Administrative & support | 2007 |
| Gayton Grange Owners Association Limited | Households | 1986 |
| Gazillions Ltd | Professional & scientific | 2025 |
| GB IT Systems Limited | Information & communication | 2004 |
| GB Pageants NW Ltd | Arts & recreation | 2022 |
| GB Rail Solutions Ltd | Administrative & support | 2013 |
| GBH Decking Ltd | Construction | 2016 |
| GBR Developments LLP | | 2018 |
| GBW Plumbing Ltd | Construction | 2004 |
| GC Maths Tutoring Ltd | Education | 2023 |
| GC MOT Associates Ltd | Transport & logistics | 2016 |
| GC Performance Media Ltd | Professional & scientific | 2025 |
| GCS Construction Ltd | Administrative & support | 2013 |
| GCS Interiors Limited | Manufacturing | 2025 |
| GD & GS Property Limited | Real estate | 2022 |
| Geca Properties Ltd | Construction | 2017 |