| Genius Mashiri Limited | Administrative & support | 2019 |
| Genius Tuition Nottingham Limited | Education | 2021 |
| Genius! Tuition Limited | Education | 2018 |
| Genixiconsulting Ltd | Professional & scientific | 2024 |
| GENR8 Ltd | Administrative & support | 2024 |
| Gent Automotive Ltd | Wholesale & retail | 2023 |
| Gentech Developments Limited | Manufacturing | 2020 |
| Gentelecom Limited | Information & communication | 2002 |
| Gentle Solutions Home Care Ltd | Health & social care | 2024 |
| Gentle Way Counselling and Psychotherapy Ltd | Health & social care | 2025 |
| Gentle Wings Ltd | Wholesale & retail | 2026 |
| Gentz CUT Ltd | Other services | 2023 |
| Genuine Geomatics & Safety Limited | Professional & scientific | 2017 |
| Genus Ventures 1 Limited | Real estate | 2024 |
| Genus Ventures 2 Limited | Real estate | 2024 |
| Genus Ventures Limited | Real estate | 2024 |
| Genysys Enterprise Ltd | Hospitality | 2025 |
| Genysys Properties Ltd | Real estate | 2025 |
| Genz Hardware Ltd | Wholesale & retail | 2025 |
| Genzo Limited | Information & communication | 2018 |
| GEO Group Marketing Limited | Professional & scientific | 2018 |
| GEO Site and Testing Services Limited | Professional & scientific | 2011 |
| GEO. Wood & SON (Builders) Limited | | 1947 |
| Geo.Akins(Holdings)Limited | Professional & scientific | 1964 |
| Geocreate Ltd | Professional & scientific | 2012 |
| Geodynamic Explorer Ltd | Professional & scientific | 2023 |
| Geodyne Limited | Professional & scientific | 2001 |
| Geoff Ball and Co Limited | Wholesale & retail | 2001 |
| Geoff Davies Films Ltd | Information & communication | 2017 |
| Geoff Green Joinery and Building Limited | Construction | 2014 |
| Geoffrey Tomlinson Limited | Construction | 2003 |
| Geogreen Power Limited | Construction | 2010 |
| Geolex Limited | Information & communication | 2003 |
| Geometrica Ltd | Professional & scientific | 2018 |
| Geopartners Ghana Ltd | Mining & quarrying | 2019 |
| Geopartners Ltd | Mining & quarrying | 2009 |
| Geopura Ltd | Transport & logistics | 2019 |
| Georee Property Investments Ltd | Real estate | 2023 |
| George a. Smith (1909) Ltd | Construction | 2025 |
| George Brooke Limited | Extraterritorial | 1989 |
| George Brooke Monumental Masons Limited | Manufacturing | 2014 |
| George Constructions Tiling Specialist Ltd | Construction | 2024 |
| George Dyer Property Maintenance Ltd | Administrative & support | 2011 |
| George Grace Design Ltd | Professional & scientific | 2024 |
| George Green Holdings Limited | Real estate | 2016 |
| George Green Power Limited | Professional & scientific | 2008 |
| George Hogg & Son(Butchers)Limited | Agriculture & fishing | 1961 |
| George Shaw Limited | Arts & recreation | 2010 |
| George Square Acquisitions Ltd | Financial services | 2022 |
| George Square Financial Management Ltd | Financial services | 2002 |
| George Street Healthcare Limited | Administrative & support | 2019 |
| George Thornton Art Limited | Wholesale & retail | 2024 |
| George Whiteley Limited | Real estate | 2021 |
| George William Price,Limited | Real estate | 1911 |
| Georgia Singleton Limited | Real estate | 2021 |
| Georgia Ziaka Limited | Health & social care | 2024 |
| Georgina Rafel Vernet Limited | Health & social care | 2023 |
| Georgios Takas Limited | Health & social care | 2024 |
| Georgi’S Cleaners Limited | Administrative & support | 2025 |
| Geosif Auto's Ltd | Wholesale & retail | 2019 |
| Geotak Services Ltd | Other services | 2019 |
| Geotechnical and Environmental Associates Limited | Construction | 2002 |
| Geoverse Ltd | Construction | 2025 |
| Geraldine Dufour Therapeutic Consultations Limited | Health & social care | 2022 |
| Geralds Housing Ltd | Real estate | 2017 |
| Gerard Poly Mouldings Ltd | Manufacturing | 2013 |
| Gerhard Commercial Limited | Information & communication | 2006 |
| German Pitstop Motors Limited | Wholesale & retail | 2025 |
| German Spares Nottingham Limited | Wholesale & retail | 2020 |
| Gerrent UK Ltd | Other services | 2007 |
| Gerrys Engineering Limited | Manufacturing | 2022 |
| Gerus Game Emporium Limited | Wholesale & retail | 2025 |
| Gervase Leasehold Limited | Real estate | 1981 |
| GET Active, GET Trim Ltd | Health & social care | 2019 |
| GET Back to Sport Limited | Health & social care | 2016 |
| GET Fru-It Ltd | Manufacturing | 2023 |
| GET IT ALL Ltd | Wholesale & retail | 2025 |
| GET Lost in the Forest Ltd | Education | 2022 |
| GET Management Limited | Wholesale & retail | 2013 |
| GET OUT Your Box Ltd | Other services | 2010 |
| GET Sharp Ltd | Information & communication | 2017 |
| GET the Cream Ltd | Administrative & support | 2020 |
| GET There Record Ltd | Wholesale & retail | 2024 |
| Get-It Solutions Ltd | Information & communication | 2025 |
| Getby Logistics Ltd | Transport & logistics | 2021 |
| Getek Limited | Health & social care | 2014 |
| Getglo Aesthetics UK Limited | Health & social care | 2020 |
| Gethings Civils Limited | Construction | 2026 |
| Gethsemane Sinochristian Ministry Centre Ltd | Hospitality | 2026 |
| Getpepper Ltd | Administrative & support | 2010 |
| GEW2 Limited | Professional & scientific | 2007 |
| GF Properties Limited | Real estate | 2018 |
| GFA Ltd | Administrative & support | 2024 |
| GFA Solutions Limited | Information & communication | 2003 |
| Gfeller Limited | Professional & scientific | 2025 |
| Gfkj Ltd | Hospitality | 2016 |
| GFM Clinics Limited | Health & social care | 2023 |
| Gfmk (Nottm) Ltd | Real estate | 2022 |
| Gfoord Limited | Health & social care | 2018 |
| GFP Financial Consultancy Limited | Professional & scientific | 2019 |