| Active Outreach Services Limited | Waterlooville | 2023 |
| Active Partners Trust | Chesterfield | 2017 |
| Active Pathways and Wellbeing CIC | Fivemiletown | 2026 |
| Active Primary Sports Ltd | Heathfield | 2021 |
| Active Progress Ltd | Sheffield | 2019 |
| Active Provision CIC | Barnsley | 2026 |
| Active Rainbow Ltd | Huddersfield | 2021 |
| Active Regen Community Foundation Ltd | Sheffield | 2010 |
| Active Rural Equestrian CIC | Carlisle | 2023 |
| Active School Organisation Ltd | Salisbury | 2025 |
| Active Schools Network Limited | Stonehouse | 2020 |
| Active Sport Group Ltd | Birmingham | 2026 |
| Active Sporting Communities CIC | Watford | 2016 |
| Active Sports Academy Ltd | Weybridge | 2019 |
| Active Sports Development CIC | Hull | 2025 |
| Active Sports Group INT Limited | Liverpool | 2005 |
| Active Sports Ltd | Croydon | 2018 |
| Active Sports Zone CIC | London | 2026 |
| Active Start Lewisham Ltd | London | 2026 |
| Active Steps Learning Ltd | Sheffield | 2025 |
| Active Study UK Ltd | London | 2023 |
| Active Successful Engagement (ASE) CIC | Uxbridge | 2013 |
| Active Super Stars Ltd | Birmingham | 2017 |
| Active Support (Luton) Limited | Luton | 2007 |
| Active Support Education Centre Ltd | Luton | 2013 |
| Active Support Service Limited | Kettering | 2008 |
| Active Swim Academy Ltd | Ruislip | 2025 |
| Active Tees Valley Community Interest Company | Middlesbrough | 2017 |
| Active Tennis Limited | Northwood | 2012 |
| Active Therapy Development Limited | Liverpool | 2017 |
| Active Training Group Ltd | Willenhall | 2018 |
| Active Training Limited | Plymouth | 2021 |
| Active TT Schooling Ltd | Liverpool | 2012 |
| Active UP C.I.C. | Birmingham | 2026 |
| Active Warrington CIC | Salford | 2023 |
| Active Wellbeing and Arts CIC | London | 2024 |
| Active Wellbeing Support | London | 2011 |
| Active Worthing Wellbeing Centre CIC | Worthing | 2020 |
| Active Youth Outreach Services C.I.C. | Stourport-On-Severn | 2015 |
| ACTIVE2LEARN CIC | Durham | 2020 |
| ACTIVE4ALL C.I.C. | Croydon | 2023 |
| ACTIVE4ALL Education Ltd | London | 2025 |
| ACTIVE4TODAY Limited | Newark | 2015 |
| ACTIVE4U Limited | Lytham St. Annes | 2023 |
| ACTIVE8 Learning Ltd | Northampton | 2023 |
| ACTIVE8 Minds After School Clubs Limited | Emsworth | 2015 |
| ACTIVE8 Minds Coaching Limited | Emsworth | 2015 |
| ACTIVE8 Minds West Sussex Ltd | Chichester | 2024 |
| ACTIVE8 Minds Winchester Ltd | Waterlooville | 2023 |
| Activecore Education Ltd | Harlow | 2025 |
| Activeedge Sports Group (Community) Ltd | Oxted | 2024 |
| Activeedge Sports Group (Services) Ltd | Oxted | 2024 |
| Activefit Learning Group Ltd | London | 2025 |
| Activefit Workforce Ltd | Cardiff | 2018 |
| Activehistory.Co.Uk Limited | Shrewsbury | 2007 |
| Activehope.Training CIC | Forres | 2020 |
| Activeperspectives Limited | West Bromwich | 2022 |
| Activeplay Education Ltd | Ely | 2020 |
| Activeplay Motion Ltd | Sevenoaks | 2026 |
| Activeplay Nurseries Limited | Sittingbourne | 2001 |
| Activeroots CIC | Worcester | 2024 |
| Activeschool Limited | Broxbourne | 2023 |
| Activetime Children's Activities Daynursery Ltd | Wembley | 2018 |
| Activexplorers Ltd | Eastleigh | 2023 |
| Activfutures Support Ltd | Sheffield | 2025 |
| Activists Without Borders | London | 2023 |
| Activitee Ltd | Wolverhampton | 2025 |
| Activity Camps Nottinghamshire Ltd | Nottingham | 2021 |
| Activity First CIC | Bristol | 2024 |
| Activity for ALL in the Community Limited | Wirral | 2022 |
| Activity for ME CIC | Liverpool | 2025 |
| Activity Street Limited | Coventry | 2019 |
| Activityni Ltd | Lisburn | 2021 |
| Activkids UK Ltd | Wrexham | 2023 |
| Acton Academy Limited | London | 2025 |
| Acton Community Learning Centre Limited | London | 2004 |
| Acton Jennings (Training) Ltd. | Wetherby | 2003 |
| Acton Prime Childcare Limited | London | 2026 |
| Acton Youth Assoc. | London | 2020 |
| Actor Industry Insights Midlands Ltd | Nottingham | 2026 |
| Actors Business Network Ltd | Harrow | 2021 |
| Actors Combat Theatrical Training Ltd | Lincoln | 2026 |
| Actors Door Studio Limited | London | 2015 |
| Actors for Health Limited | Prenton | 2023 |
| Actors Gym Ltd | London | 2025 |
| Actors' Workshops (London) Limited | | 2007 |
| Actov Change CIC | Dudley | 2015 |
| Acts of Random Caring Community Interest Company | Wolverhampton | 2015 |
| Acts Scotland CIC | Stirling | 2017 |
| Acts Trust | Lincoln | 2006 |
| Actual Learning Ltd | Nottingham | 2023 |
| Actual Support Limited | Totnes | 2021 |
| Actualisehq Ltd | London | 2025 |
| Actually Autistic S. Ltd | London | 2025 |
| Actually Unschoolish Ltd | London | 2026 |
| Actually, I CAN! Ltd | Benfleet | 2021 |
| Actuarial Education Company Limited | 142/144 Uxbridge Road | 1995 |
| Actuate Global Limited | Northern Quarter | 2020 |
| Actuate Science Ltd | London | 2025 |
| Actusprep Ltd | London | 2026 |