| GTS2020 Ltd | Construction | 2016 |
| GTT Commercials Ltd | Wholesale & retail | 2025 |
| Gturk Projects Ltd | Professional & scientific | 2025 |
| Guac 'N' Roll Kitchen Ltd | Hospitality | 2019 |
| Guangxi Talc Limited | Wholesale & retail | 1985 |
| Guaranteed Joy Ltd | Financial services | 2021 |
| Guaranteed Liverpool Lets Ltd | Real estate | 2015 |
| Guaranteed Liverpool Rents Ltd | Real estate | 2020 |
| Guaranteed Personal and Business Training Solutions Ltd | Extraterritorial | 2009 |
| Guardian Construction Northwest Limited | Construction | 2025 |
| Guardian Electronic Security Ltd | Manufacturing | 2011 |
| Guardian North West Ltd | Professional & scientific | 2019 |
| Guardian PAY Group Limited | Administrative & support | 2026 |
| Guardian Security Liverpool Limited | Administrative & support | 2025 |
| Guardx Roofing Limited | Construction | 2024 |
| Guba Logistics Ltd | Transport & logistics | 2022 |
| Gubran Ltd | Wholesale & retail | 2025 |
| Guclu & TOR Ltd | Hospitality | 2015 |
| GUESTS4HOME Ltd | Real estate | 2019 |
| Guide Healthcare Limited | Other services | 2016 |
| Guided Futures Care Ltd | Health & social care | 2025 |
| Guiding Star Care Ltd | Health & social care | 2025 |
| Guiding Starz | Health & social care | 2025 |
| Guild Appleton Limited | Professional & scientific | 2010 |
| Guilford Europe Limited | Manufacturing | 1944 |
| Guilford Street Laboratories Ltd | Professional & scientific | 2023 |
| Guilford Street Laboratories Services Ltd | Professional & scientific | 2025 |
| Guilt Free Fuel Ltd | Wholesale & retail | 2026 |
| Guiltless Ltd | Hospitality | 2020 |
| Guilty (Sunbridge Wells) Limited | Hospitality | 2023 |
| Guilty Dog Productions Ltd | Information & communication | 2013 |
| Guitar Star Ltd | Information & communication | 2024 |
| Guitars Limited | Wholesale & retail | 2026 |
| GUL Designers Ltd | Wholesale & retail | 2026 |
| GUL Moeen Ltd | Wholesale & retail | 2026 |
| Guler Construction Ltd | Construction | 2026 |
| Gulf Development & Construction Ltd | Construction | 2022 |
| Gulf Freight Ltd | Transport & logistics | 2021 |
| Gulf Import Export Ltd | Wholesale & retail | 2015 |
| Gulmi Ltd | Hospitality | 2020 |
| Gulnaz Accessories Ltd | Manufacturing | 2025 |
| Gulnova Ltd | Wholesale & retail | 2026 |
| Gulp Global Ltd | Wholesale & retail | 2026 |
| GUM Chums Ltd | Wholesale & retail | 2018 |
| Gumi Vitamins Ltd | Wholesale & retail | 2023 |
| Gunderson Ltd | Professional & scientific | 2018 |
| Gundiproperties Ltd | Construction | 2022 |
| Gunning Residential Surveying Ltd | Professional & scientific | 2024 |
| Gunslinger American Cocktails Ltd | Administrative & support | 2026 |
| Gustaf Adolf Nordic Congregation Ltd | Other services | 2009 |
| Gustos Pizza Limited | Hospitality | 2023 |
| Gustum Ltd | Hospitality | 2019 |
| Gustum Rose Lane Bar and Grill Ltd | Hospitality | 2025 |
| Guven-Et Limited | Hospitality | 2020 |
| GUY & NAN Ltd | Wholesale & retail | 2026 |
| GUY Buckley Fitness Limited | Arts & recreation | 2021 |
| GUY Property Investments Limited | Real estate | 2020 |
| GUY Williams Layton LLP | | 2015 |
| Guys Catering Limited | Hospitality | 2015 |
| GVG Ston Logistics Ltd | Transport & logistics | 2016 |
| GVS Utilities Limited | Professional & scientific | 2025 |
| Gvsupplies Ltd | Wholesale & retail | 2025 |
| GW Banking Consultancy Limited | Professional & scientific | 2016 |
| GW Bathrooms Limited | Construction | 2025 |
| GW CMC Ltd | Professional & scientific | 2021 |
| GW Fire & Security Training Limited | Professional & scientific | 2024 |
| GW Healthcare Limited | Health & social care | 2019 |
| GW Land & Property Ltd | Real estate | 2025 |
| GW Law Group Limited | Administrative & support | 2024 |
| GW Law Holdings Limited | Administrative & support | 2019 |
| GW Law Limited | Professional & scientific | 2015 |
| Gw-Gv Properties Limited | Real estate | 2023 |
| Gw-Technology Ltd | Wholesale & retail | 2021 |
| GWE. Energy Limited | Construction | 2024 |
| GWE. Properties (NW) Ltd | Real estate | 2023 |
| GWE. Utilities Limited | Construction | 2018 |
| Gwennap Ventures LP | | 2018 |
| GWF Catering Limited | Hospitality | 2012 |
| Gwiazda Ltd | Wholesale & retail | 2023 |
| Gwrh Ltd | Hospitality | 2018 |
| Gwt-Uk Ltd | Administrative & support | 2025 |
| Gwydyr Properties Limited | Real estate | 2020 |
| Gwynfa Trading Limited | Professional & scientific | 2018 |
| Gwynns Nook Dog Care Limited | Agriculture & fishing | 2024 |
| Gwysaney Cottage 1 Ltd | Real estate | 2025 |
| Gwysaney Cottage 2 Ltd | Real estate | 2025 |
| Gwysaney Estate Ltd | Real estate | 2025 |
| Gwysaney Hall Estates Ltd | Real estate | 2025 |
| Gym AMC Ltd | Arts & recreation | 2025 |
| Gym REB3L Franchising Limited | Other services | 2018 |
| Gym Reply Ltd | Information & communication | 2026 |
| Gym Squared Education Limited | Education | 2017 |
| Gymcess Ltd | Wholesale & retail | 2024 |
| Gypsabella Official Ltd | Wholesale & retail | 2020 |
| Gyros Pizza County Road Ltd | Hospitality | 2026 |
| H & a Properties (Liverpool) Ltd | Real estate | 2017 |
| H & D Developments Limited | Extraterritorial | 2006 |
| H & EE Property Limited | Real estate | 2025 |
| H & H NW Restaurants Limited | Hospitality | 2026 |
| H & H Properties (North West) Limited | Real estate | 2012 |