| GS Driver Training Ltd | Cranleigh | 2025 |
| GS Goalkeeping Academy Ltd | Watford | 2025 |
| GS Maths Online Ltd | Glasgow | 2026 |
| GS Plant Training Limited | Huntingdon | 2024 |
| GSA Coaching Ltd | Solihull | 2020 |
| GSA Community CIC | Barnsley | 2023 |
| GSA Online Limited | Llantwit Major | 2020 |
| GSB Command Training Limited | Worcester | 2022 |
| GSD Midlands Ltd | Dudley | 2025 |
| GSD Training Ltd | Nuneaton | 2013 |
| Gsep Centre for Entrepreneurship, Employability, and Leadership Ltd | Birmingham | 2021 |
| Gsfen Business School Ltd | Leigh | 2025 |
| GSG Tutors Limited | Helston | 2014 |
| GSH Genealogy Limited | Glasgow | 2010 |
| Gsjm Sports Limited | Bristol | 2006 |
| GSM Driving Academy Limited | London | 2009 |
| GSM Driving Logistics Ltd | Glasgow | 2018 |
| GSM Leisure Ltd | Loughborough | 2024 |
| GSM London Limited | Liverpool | 1979 |
| GSM Tennis CIC | Loughborough | 2023 |
| Gsmp Community Limited | Johnstone | 2025 |
| GSN Academy Ltd | Ilford | 2024 |
| GSN College Ltd | Ilford | 2024 |
| GSP Coaching Limited | Bristol | 2009 |
| Gspurway Ltd | Blackpool | 2026 |
| Gsrox Ltd | Paisley | 2024 |
| GSS Training Limited | Trafford Park | 2005 |
| Gssc Academy Trust | Northampton | 2014 |
| Gssl Limited | Ilford | 2014 |
| Gstar Services Ltd | Smethwick | 2021 |
| Gstc & Properties Ltd | London | 2021 |
| Gstm Media and Consulting Ltd | Waterlooville | 2025 |
| GT Driving School Ltd | Salisbury | 2022 |
| GT Investment Holdings Ltd | London | 2022 |
| GT Matrix Limited | Stroud | 2013 |
| GT Scholars CIC | London | 2015 |
| GT Scholars Global Ltd | London | 2021 |
| GT Sports Academy Ltd | Hook | 2023 |
| GT Swim Programs Ltd | Stafford | 2024 |
| GT Training Limited | Langport | 2025 |
| GT Tuition Ltd | Slough | 2022 |
| GT Yoga Limited | Salford | 2026 |
| Gt-Test Ltd | London | 2025 |
| GT7 Football Academy Limited | Sedbergh | 2018 |
| GTA Assessments Limited | Doncaster | 2017 |
| GTC Group Holdings Limited | London | 2022 |
| GTC International Consulting Limited | London | 2013 |
| GTD Driving School Ltd | Cradley Heath | 2021 |
| Gtec Training Limited | Warrington | 2007 |
| Gtech Learning Limited | London | 2025 |
| Gtechnics Ltd | Mildenhall | 2022 |
| Gtfc Youth Development Ltd | Grantham | 2017 |
| GTG Training Limited | Glasgow | 2005 |
| GTI Business Systems Limited | Loughborough | 2022 |
| GTJ1247 Ltd | Glasgow | 2016 |
| Gtmr Education Consultancy Ltd | Sevenoaks | 2025 |
| GTO Genius Ltd | Devizes | 2024 |
| GTP GTP Limited | London | 2025 |
| GTRAINING01 Ltd | Birmingham | 2025 |
| GTS Academy Trust | Devon | 2011 |
| GTS Holdings (S and S) Ltd | Edinburgh | 2023 |
| GTS Solutions CIC | Edinburgh | 2012 |
| Gtspc Limited | Wakefield | 2026 |
| GTT Group Ltd | London | 2024 |
| Gtuu Student Services Limited | Harrow | 2004 |
| GU Offer Ltd | London | 2022 |
| GUA Africa | London | 2007 |
| Guang HUA International Education Ltd | London | 2019 |
| Guard & Guide Ltd | Oswestry | 2026 |
| Guard Force Training Ltd | Lymington | 2023 |
| Guard-Up Boxing CIC | Torpoint | 2023 |
| Guardian Angel Fitness Therapies Limited | York | 2013 |
| Guardian Ballers CIC | Coventry | 2022 |
| Guardian Marine Training Services Ltd | Chatham | 2005 |
| Guardian Training Group Ltd | Preston | 2023 |
| Guardian Training Services Limited | 20/20 Business Park | 2003 |
| Guardians International Support Limited | Dartford | 2014 |
| Guardians of Hollow Meadow CIC | Tenbury Wells | 2023 |
| Guardians of the Grandmas CIC | Bristol | 2026 |
| Guardrail Limited | Woodbridge | 2026 |
| Guatemalan Indian Centre Limited | London | 1989 |
| Guavatree Childcare & Preschools Ltd | Bexley | 2017 |
| Guerillateaching Ltd | Glastonbury | 2021 |
| Guernica 37 Centre Limited | London | 2026 |
| Guerrilla Fitness Ltd | Strabane | 2021 |
| Guerrilla Management Limited | Morley | 2020 |
| Guest Anaesthetic Services Limited | Newton Abbot | 2012 |
| GUF Training Ltd | Gateshead | 2020 |
| GUG3 Limited | Brighton | 2016 |
| Guga Education Ltd | London | 2025 |
| Guidance & Knowledge Welfare Hub CIC | London | 2024 |
| Guidance Tuition Ltd | Oldham | 2024 |
| Guidance, Leadership, Inspiration and Motivation (G.L.I.M) Limited | London | 2015 |
| Guide and Mentor Limited | Hounslow | 2020 |
| Guide Education Ltd. | Preston | 2013 |
| Guide for Academic Services Limited | Halesowen | 2019 |
| Guide My Walk Ltd | Wolverhampton | 2021 |
| Guide Skola Limited | Rotherham | 2024 |
| Guide to Grow Limited | Manchester | 2019 |
| GUIDE92 Education Centre Limited | Luton | 2016 |