| Independent Asset Ltd | Preston | 2020 |
| Independent Association of Prep Schools | Warwick | 2007 |
| Independent Autism Advice Limited | London | 2019 |
| Independent Care Solutions | Wolverhampton | 2020 |
| Independent Child Psychology Services Limited | Leicester | 2003 |
| Independent Choice Network Limited | Ilford | 2013 |
| Independent Creative Academy Ltd | Borehamwood | 2022 |
| Independent Dance | London | 2004 |
| Independent Dance Training Limited | Thetford | 2023 |
| Independent Diving Equipment Services and Training Ltd. | Worcester | 2011 |
| Independent Dyslexia Consultants | London | 1994 |
| Independent Education Group Limited | Gloucester | 2021 |
| Independent Education Welfare Officers Ltd | Stockton-On-Tees | 2013 |
| Independent Educational Association Limited(The) | London | 1975 |
| Independent Family Martial Arts Limited | Treorchy | 2011 |
| Independent FC CIC | London | 2026 |
| Independent Financial Guidance Limited | Stanstead Abbotts, Ware | 2015 |
| Independent Fire Training Ltd | Lincoln | 2020 |
| Independent Funeral Directors' College Limited | Hertfordshire | 1995 |
| Independent Gymnastics Affiliation Limited | Aylesbury | 2017 |
| Independent Gymnastics Association Ltd | Hayling Island | 2020 |
| Independent Investment Holdings 003 Limited | Derby | 2025 |
| Independent Jewish Day School | London | 2011 |
| Independent Learning Strategies Ltd | London | 2022 |
| Independent OT Service Limited | Peterborough | 2025 |
| Independent Personal Trainer Alliance Ltd | Towcester | 2020 |
| Independent Roof Training Association (Scotland) | Greenock | 2009 |
| Independent Roof Training Scotland Limited | Greenock | 2020 |
| Independent Schools Football Association Limited | Bexhill On Sea | 2010 |
| Independent Schools Futures Ltd | London | 2026 |
| Independent Schools Inspectorate | London | 2007 |
| Independent Schools Ltd | London | 2019 |
| Independent Schools Specialists Ltd | Scarborough | 2022 |
| Independent Surveyors Training | Bridport | 2000 |
| Independent Thinkers Education Limited | Cambridge | 2015 |
| Independent Thinking Limited | Carmarthen | 1994 |
| Independent Training Services Limited | Barnsley | 2001 |
| Independent Training Solutions Limited | Denny | 2003 |
| Independent YOU CIC | London | 2023 |
| Independent Youth Volunteer Support CIC | Waterlooville | 2025 |
| Independiente London Academy Ltd | London | 2018 |
| Indev Ltd | Kenilworth | 2010 |
| Index Education Limited | London | 2025 |
| Index Education Services Ltd | London | 2015 |
| Index for Inclusion Network | Cambridge | 2013 |
| Index Learning Ltd | Romford | 2019 |
| India Academy Ltd | London | 2015 |
| India Business Group Limited | Southampton | 2025 |
| India Club Limited | Northolt | 2025 |
| INDIA2UK Edubridge Limited | Stoke-On-Trent | 2025 |
| Indiability Foundation (IF) UK | London | 2011 |
| Indian Arts Connection Limited | Edinburgh | 2017 |
| Indian Cultural Organisation of Lincolnshire Limited | Boston | 2022 |
| Indian Hindu Welfare Organisation (Northampton) Limited | Northampton | 2005 |
| Indianna Blue Limited | Kenilworth | 2025 |
| Indicate Limited | Doncaster | 2002 |
| Indicia Training Limited | Glasgow | 2007 |
| Indico Ltd | Belfast | 2023 |
| Indie 16 Ltd | Nottingham | 2018 |
| Indie Education | Leicester | 2024 |
| Indie Emne Ltd | Nottingham | 2020 |
| Indie Motorcycle Training Limited | London | 2020 |
| Indigenous People | Luton | 1997 |
| Indigenous People of Ambazonia (Ipoa) Limited | Ilford | 2020 |
| Indigo Art Exchange Limited | Birmingham | 2021 |
| Indigo Everest Consultancy Limited | London | 2026 |
| Indigo Forest School CIC | London | 2025 |
| Indigo Hub Ltd | Thirsk | 2021 |
| Indigo Mental Club Limited | Peterborough | 2022 |
| Indigo OWL Coaching and Consultancy Ltd | London | 2022 |
| Indigo Palace of Beauty Limited | London | 2005 |
| Indigo Square Limited | Leicester | 2011 |
| Indigo Training Limited | Stroud | 2010 |
| INDIGO:19 Limited | Sleaford | 2020 |
| Indigobee Academy CIC | Newark | 2024 |
| Indigoflow Limited | Isle Of Cumbrae | 2024 |
| Indipirate Limited | Edinburgh | 2024 |
| Individual Development Academy Ltd | North Weald | 2023 |
| Individual Minds Ltd | Harrow | 2026 |
| Individual Pathways Shropshire CIC | Bury St. Edmunds | 2025 |
| Individual Pro Analysis Limited | London | 2024 |
| Individual Psychology Training CIC | Carmarthen | 2022 |
| Individuality Swimming Limited | Ferndown | 2017 |
| Individuality Training Limited | Ferndown | 2020 |
| Indo-Global Academia Alliance | Southall | 2005 |
| Indobritish Academy of Science and Technology Ltd | Cardiff | 2006 |
| Indochina Starfish Foundation | Plymouth | 2006 |
| Indogenius UK Limited | London | 2017 |
| Indoor Cycling Academy Ltd | London | 2023 |
| Indoorhockeyuk Ltd | Billericay | 2020 |
| Indra Mohamed Foundation Ltd | London | 2018 |
| Indra Tutors Ltd | Harrow | 2023 |
| Induct EA Limited | Norwich | 2017 |
| Induction Junction Limited | Burbage | 2011 |
| Indus Legacy Ltd. | Newcastle Upon Tyne | 2026 |
| Industrial Cadets Ltd | Southampton | 2014 |
| Industrial Competency Training Limited | Chatham | 2025 |
| Industrial Education Limited | Sonning Common | 2020 |
| Industrial GAS Safety Limited | Worksop | 2019 |
| Industrial Maintenance Training Ltd | Rushden | 2009 |