| ALP Active Limited | Spennymoor | 2011 |
| ALP Brain Training Centre Limited | Manchester | 2020 |
| ALP Business School Ltd | Ilford | 2020 |
| ALP Education Group Limited | Truro | 2020 |
| ALP England Ltd | Bristol | 2022 |
| ALP Learning Solutions Ltd | Southampton | 2022 |
| ALP Schools Limited | Gravesend | 2020 |
| ALP Training Limited | Isleworth | 2018 |
| Alpa Consultants Limited | London | 2011 |
| Alpaca Mango Ltd | Borehamwood | 2022 |
| Alpaca Sisters Ltd | Leicester | 2021 |
| Alperton Community School | Wembley | 2012 |
| Alperton Tutors Ltd | Wembley | 2025 |
| Alpha Plus ED Limited | London | 2026 |
| Alpha & Omega Gurukulam Ltd | Wembley | 2021 |
| Alpha 17 Training Ltd | Crawley | 2025 |
| Alpha Academies Trust | Stoke-On-Trent | 2010 |
| Alpha and Omega Christian Seminary Limited | Middlesex | 2025 |
| Alpha and Omega Church CIC | Sheffield | 2023 |
| Alpha and Omega Signals Limited | Loughborough | 2025 |
| Alpha Beta LDN CIC | London | 2025 |
| Alpha Boxing CIC | Consett | 2025 |
| Alpha Bravo Consulting Ltd | Beaconsfield | 2025 |
| Alpha BSE Training Ltd | Barking | 2017 |
| Alpha Building Services Engineering Ltd | Stratford | 2002 |
| Alpha Capital Education Ltd | Moon Lane | 2020 |
| Alpha Chains Ltd | London | 2004 |
| Alpha College Online Limited | Willenhall | 2020 |
| Alpha Communities | Chichester | 2001 |
| Alpha Community Empowerment C.I.C. | Bradford | 2022 |
| Alpha Community Sports C.I.C. | Sutton Coldfield | 2024 |
| Alpha Complex Training Ltd | Colchester | 2021 |
| Alpha Compliance Training Limited | York | 2020 |
| Alpha Construction Training Ltd | West Bromwich | 2022 |
| Alpha Consulting Limited | Southampton | 2025 |
| Alpha Day (UK) Limited | Sutton | 2001 |
| Alpha Dog Behaviour Limited | Bewdley | 2014 |
| Alpha Driving School Ltd | Nottingham | 2023 |
| Alpha Driving Solutions Limited | Luton | 2024 |
| Alpha Education Community Trust C.I.C. | Nottingham | 2011 |
| Alpha Education Consulting Limited | London | 2018 |
| Alpha Education Ltd | Reigate | 2015 |
| Alpha Educational Consultancy Ltd | Edinburgh | 2024 |
| Alpha Force Driving School Limited | Rochdale | 2024 |
| Alpha Gateway College Limited | London | 2016 |
| Alpha Health & Safety Training Solutions Ltd | Saltburn-By-The-Sea | 2024 |
| Alpha Immersive Limited | High Wycombe | 2024 |
| Alpha Inclusion Limited | Norwich | 2014 |
| Alpha International Education Ltd | London | 2023 |
| Alpha International Training Ltd | Stafford | 2023 |
| Alpha K Limited | Newcastle Upon Tyne | 2026 |
| Alpha Kilo Aviation Ltd | London | 2026 |
| Alpha Learners Driving School Ltd | London | 2024 |
| Alpha Learning Staffordshire Limited | Stoke-On-Trent | 2016 |
| Alpha Manchester Ltd | London | 2017 |
| Alpha MAX Aviation Ltd | Camberley | 2026 |
| Alpha MUM Limited | Twickenham | 2026 |
| Alpha National Limited | London | 2015 |
| Alpha Northern Awards Limited | London | 2026 |
| Alpha Nurseries & Childcare Limited | London | 2012 |
| Alpha Nursery (Greenwich) Limited | London | 2014 |
| Alpha Nursery (ST Margaret's) Limited | London | 2025 |
| Alpha Omega Resources Ltd. | Cheshire | 1992 |
| Alpha Permanent Makeup Academy Limited | Wrexham | 2019 |
| Alpha Plus Developments Limited | London | 2016 |
| Alpha Plus Education Limited | London | 2004 |
| Alpha Plus Group Limited | London | 1947 |
| Alpha Plus Schools Limited | London | 1999 |
| Alpha Preparatory School Limited | Middlesex | 1948 |
| Alpha Prime Markets Limited | Harpenden | 2022 |
| Alpha Prime Professionals Ltd | London | 2016 |
| Alpha Psychology Ltd | Stockton-On-Tees | 2021 |
| Alpha Quality Plus Ltd | Stratford -Upon-Avon | 2009 |
| Alpha Reader Limited | Leeds | 2018 |
| Alpha Safety Training Limited | Swansea | 2010 |
| Alpha School of Driving Limited | Kingston Upon Thames | 2024 |
| Alpha Schools (Holdings) Limited | High Wycombe | 2010 |
| Alpha Scores Training Ltd | Nottingham | 2023 |
| Alpha SIA Training Academy Ltd | Birmingham | 2017 |
| Alpha Steps CIC | Milton Keynes | 2024 |
| Alpha Steps Nursery School Limited | Redbridge | 2008 |
| Alpha Study Tutoring Centre Limited | Mitcham | 2013 |
| Alpha Training Academy UK Ltd | Cannock | 2017 |
| Alpha Training Industries Ltd | Bedford | 2020 |
| Alpha Training Personnel Ltd | Peterborough | 2024 |
| Alpha Trust | Colchester | 2011 |
| Alpha Tuition Centre Ltd | Barking | 2024 |
| Alpha Tutorials | Leicester | 2009 |
| Alpha Tutoring Limited | Mitcham | 2017 |
| Alpha Tutoring Oxfordshire Ltd | Didcot | 2021 |
| Alpha Tutors Limited | Ilford | 2025 |
| Alpha VET International Ltd | Liverpool | 2003 |
| Alpha-Academy Aesthetics Ltd | Manchester | 2019 |
| Alpha-I Business Consulting (UK) Limited | Birmingham | 2012 |
| ALPHA21 Ltd | Sheffield | 2022 |
| ALPHA4ALL Limited | Chesham | 2013 |
| Alphabet Artists Ltd | York | 2016 |
| Alphabet City Day Nursery Ltd | London | 2007 |
| Alphabet Day Nursery School Limited | St. Ives | 2015 |
| Alphabet Lanes Nursery & Pre-School Limited | London | 2012 |