| Greenwood Education Ltd | Whitchurch | 2010 |
| Greenwood Growth CIC | Leek | 2020 |
| Greenwood Learning Limited | Morpeth | 2021 |
| Greenwood Place Limited | London | 2017 |
| Greenwood Tutors Ltd | Shrewsbury | 2025 |
| Greenwood's Therapeutic Horticulture Community Interest Company | Gloucester | 2009 |
| Greenwoods Nursery Limited | Coleford | 2020 |
| Greers Gears Driving School Franchise Limited | Ayr | 2020 |
| Greers Gears Driving School Ltd | Ayr | 2025 |
| Gregson Memorial Institute (UK) Ltd | Liverpool | 2019 |
| Greig City Academy | Hornsey | 2001 |
| Greine Group Ltd | Berkeley | 2024 |
| Grenada Development Network Limited | London | 2014 |
| Grenada Schools Limited | London | 2012 |
| Gresham College | Holborn | 1994 |
| Gresham's School | Holt | 2004 |
| Gresham's School International Ltd | Holt | 2025 |
| Grey Area Projects CIC | London | 2026 |
| Grey Banner Ltd | Queenborough | 2026 |
| Grey Court Education Fund | Richmond | 2011 |
| Grey Gull Consultancy Limited | Lichfield | 2018 |
| Grey Matters Group Ltd | Calne | 2024 |
| Grey Matters TOO Ltd | Oxford | 2025 |
| Grey Parrot Education Ltd | London | 2023 |
| Grey Rose Therapy CIC | Perth | 2025 |
| Grey Seal Academy Limited | Derby | 2011 |
| Greyfriars Dumfries Limited | London | 2008 |
| Greyfriars Ministries Ltd | Reading | 2006 |
| Greyfriars Training Ltd | Bognor Regis | 2025 |
| Greygates Nursery Limited | London | 1960 |
| Greymatters Consultancy Ltd | London | 2023 |
| Greys Educate Limited | London | 2025 |
| Greystone EDU Ltd | St. Austell | 2018 |
| Greystone Training Solutions Ltd | Billericay | 2026 |
| Greystones Bridge Limited | London | 2020 |
| Gridless Ltd | London | 2026 |
| Gridx Soccer Ltd | Gullane | 2020 |
| Grief Guides Ltd | Chesterfield | 2025 |
| Grief Information 4 Teachers & Services (Gifts) Ltd | Stalybridge | 2022 |
| Griffee Lewis Limited | London | 1995 |
| Griffin and Bell Education Ltd | Manchester | 2011 |
| Griffin Business Services Ltd | London | 2026 |
| Griffin College Limited | Belfast | 2012 |
| Griffin College London Ltd | Coventry | 2019 |
| Griffin Education Group Ltd | London | 2026 |
| Griffin House School Limited | London | 2015 |
| Griffin International Fine Arts Exam Board and College Ltd | London | 2022 |
| Griffin Nursery Ltd | Bootle | 2019 |
| Griffin Teaching Limited | Tonbridge | 2005 |
| Griffins Basketball C.I.C. | Solihull | 2025 |
| Griffith Education Bond Ltd | Cardiff | 2025 |
| Griffiths Education Ltd | London | 2021 |
| Griffiths Psychology Ltd | Selby | 2022 |
| Griffon Flight Ltd | Chippenham | 2018 |
| Griggs International Ltd | Hemel Hempstead | 2016 |
| Grim & Gleeful CIC | Cleethorpes | 2025 |
| Grimethorpe Activity Zone | Grimethorpe Barnsley | 1994 |
| Grimm and Co. Limited | Rotherham | 2013 |
| Grimsby & District School of Gymnastics C.I.C. | Grimsby | 2020 |
| Grimsby Hazara Community CIC | Cleethorpes | 2026 |
| Grimsby Maritime Heritage CIC | Grimsby | 2025 |
| Grinders Vault Ltd | Morden | 2025 |
| GRIOT001 C.I.C. | London | 2025 |
| Grip Leadership Ltd | London | 2016 |
| Grit Coaching Academy Ltd | Mildenhall | 2025 |
| Grit Education Ltd | Ilford | 2020 |
| Grit Trading Academy Ltd | Worcester | 2025 |
| Grit Youth Development Ltd | London | 2026 |
| Grited Ltd | Glasgow | 2016 |
| Gritlab Limited | Purley | 2026 |
| Gritnova Ltd | London | 2020 |
| Gritstone Adventure Activities Limited | Sheffield | 2018 |
| Gritty Faith Ltd | Bristol | 2021 |
| Gritty Learners Ltd | London | 2020 |
| Gritty People Limited | Whitchurch | 2013 |
| Grizedale Observatory Education C.I.C. | Houghton Le Spring | 2025 |
| GRJ Education Ltd | Ripon | 2020 |
| GRM Consultants Limited | Huddersfield | 2008 |
| Grocers'Trust Company Limited(The) | London | 1968 |
| Grocycle Courses CIC | Totnes | 2015 |
| Groh Care & Staffing Solutions Ltd | Sheffield | 2017 |
| Groom Academy Ltd | London | 2022 |
| Groomerdos Academy Limited | Stratford-Upon-Avon | 2023 |
| Groomsport Playgroup Limited | Bangor | 2010 |
| Groove Attack Limited | Ilford | 2008 |
| Groove DJ School Ltd | Welwyn | 2025 |
| Groove LAB Kids Ltd | Bognor Regis | 2026 |
| Groove Music (Watford) Ltd | Watford | 2024 |
| Groove'N'Play Ltd | Harrow | 2025 |
| Grooves Golf Ltd | Newport | 2022 |
| Groovestar Music School CIC | Grays | 2024 |
| Groovx Fitness Ltd | Sandy | 2020 |
| Grosvenor Day Nursery Ltd | Exeter | 2016 |
| Grosvenor House Nursery Limited | Lymm | 2006 |
| Grosvenor Training Services Limited | Uckfield | 1993 |
| Grosvenor Tutoring Ltd | Birmingham | 2025 |
| Grosvenor Tutors Ltd | London | 2017 |
| Ground and Wild Limited | Glastonbury | 2022 |
| Ground Data Ltd | Huntingdon | 2025 |
| Ground Hammer Training Centre Ltd | Hereford | 2023 |