| Energize Events Limited | Hove | 2006 |
| Energize Fitness Ltd | Harrogate | 2020 |
| Energize Health and Fitness Centre Limited | Bristol | 2006 |
| Energize Health and Fitness Limited | Edinburgh | 2024 |
| Energize Kick Boxing Limited | Stockport | 2023 |
| Energize Shropshire Telford and Wrekin | Shrewsbury | 2012 |
| Energize-Uk Limited | Southampton | 2023 |
| Energy Alignment Ltd | Royston | 2021 |
| Energy Dance and Performing Arts Ltd | Doncaster | 2024 |
| Energy Dance School Limited | Manchester | 2023 |
| Energy Elite Athletics Ltd | Ashford | 2026 |
| Energy Enhancement Centre Ltd | Barnet | 2023 |
| Energy Events DNB Ltd | Rochester | 2023 |
| Energy Events North East Limited | South Shields | 2021 |
| Energy Events UK Ltd | Glasgow | 2023 |
| Energy Fitness Professionals Limited | Fareham | 2001 |
| Energy in Motion Ltd | Broadstairs | 2020 |
| Energy Mill Ltd | Shipley | 2024 |
| Energy Mill Shipley Ltd | Morley | 2020 |
| Energy Train Together Ltd | Kilmarnock | 2025 |
| ENERGY360 Ltd | Pinner | 2020 |
| Energylines Limited | Essex | 2003 |
| Energym Fitness Limited | Melksham | 2024 |
| Energym Ltd | Woodford Green | 2018 |
| Energywize UOL Ltd | London | 2025 |
| Energyze Gym Limited | Colchester | 2017 |
| Enfield Chace Sports Club Limited | London | 2019 |
| Enfield Eagles Ltd | Waltham Abbey | 2024 |
| Enfield Football Club Limited | Enfield | 2007 |
| Enfield Golf Club Limited | Middx | 1902 |
| Enfield Golf Club Trading Limited | Enfield | 2016 |
| Enfield Property Company Limited | London | 2007 |
| Enfield Rangers Youth Football Club | Enfield | 2017 |
| Enfield Scorpions Basketball Club Community Interest Company | Waltham Cross | 2020 |
| Enfield Tattoo Company Limited | Ruislip | 2017 |
| Enfield Town FC Community Sports Development Ltd | Enfield | 2017 |
| Enfolk Ltd | London | 2020 |
| Enforcer Fitness Ltd | Bridgend | 2023 |
| Enfour Limited | Bridgend | 1976 |
| ENG Beachsoccer Ltd | London | 2023 |
| ENG Leagues UK Ltd | London | 2026 |
| ENG Limited | London | 2023 |
| ENG Sports UK Limited | London | 2020 |
| Engage Audio Limited | Wheathampstead | 2016 |
| Engage Event Management Limited | London | 1985 |
| Engage Fitness Ltd | Galston | 2017 |
| Engage Here CIC | London | 2020 |
| Engage in Sport Ltd | Henley-In-Arden | 2018 |
| Engage Productions Ltd | Warrington | 2018 |
| Engage Watersports Limited | Maidenhead | 2008 |
| ENGAGE2STAGE CIC | Manchester | 2020 |
| Engine 1991 Creations Ltd | Dunfermline | 2021 |
| Engine House Fitness Limited | Wantage | 2018 |
| Engine House Interactive Limited | Londonderry | 2025 |
| Engine House Pt-Company Ltd | Solihull | 2025 |
| Engine House Theatre Ltd | Nottingham | 2010 |
| Engine NO 4 Ltd | Manchester | 2019 |
| Engine NO 42 Limited | Tonbridge | 2024 |
| Engine Race Events Ltd | Aylesbury | 2026 |
| Engine Room (SW) Ltd | Bristol | 2023 |
| Engine Room Gym Ltd | Liverpool | 2026 |
| Engine Room Prod Ltd | London | 2023 |
| Engine Room Wigan Ltd | Wigan | 2018 |
| Engineered by RIZ Ltd | Ilkeston | 2022 |
| Engineered Coaching Ltd | Ilkeston | 2024 |
| Enginuity Theatre Ltd | Ilford | 2023 |
| England and Wales Blind Golf | Portsmouth | 1997 |
| England and Wales Cricket Board Limited | London | 1996 |
| England and Wales Cricket Trust | London | 2005 |
| England Athletics Limited | Birmingham | 2005 |
| England Colleges Rugby Football Union | Shaftesbury | 2010 |
| England Darts Organisation Limited | Lancashire | 2005 |
| England Fencing Ltd | Heathfield | 2008 |
| England Hockey | Marlow | 2002 |
| England Kabaddi Federation (UK) | Gillingham | 2005 |
| England Karate Ltd | Northwich | 2023 |
| England Rugby Football Schools' Union | Twickenham | 2002 |
| England Rugby Limited | Twickenham | 2001 |
| England Soccer Enterprises Limited | London | 1990 |
| England Squash Foundation | Manchester | 2010 |
| England Squash Limited | Manchester | 1989 |
| England Touch Association Limited | Lyme Regis | 2010 |
| England's Medieval Festival Ltd | London | 2003 |
| Engles Industries Limited | Lancing | 2014 |
| Englewood Holdings Limited | London | 2022 |
| Englewood Sporting Limited | London | 2022 |
| English Chamber Choir | London | 2012 |
| English Chess Federation | Birmingham | 2004 |
| English Classical Players Limited | Surrey | 1989 |
| English Cycling Union Limited | Manchester | 1996 |
| English Federation of Disability Sport | Loughborough | 1998 |
| English Federation of Disability Sport Events Management Limited | Loughborough | 2006 |
| English Game Bird Sporting Club Ltd | King'S Lynn | 2020 |
| English Haydn Festival | Newport | 1992 |
| English Indoor Bowling Association Limited | Melton Mowbray | 2008 |
| English Karate Academy Limited | Warrington | 2010 |
| English Lacrosse Association Limited | Manchester | 1997 |
| English Language Matters Limited | Banbury | 2005 |
| English National Ballet | London | 1962 |
| English National Ballet Enterprises Limited | London | 1989 |