| 1-53 Harewood Terrace Freehold (Southall) Limited | Households | 2005 |
| 10 - 23 the Piazza (Eastbourne) Limited | Households | 2018 |
| 105/106 the Esplanade Weymouth Management Limited | Households | 2004 |
| 11 Ennismore Gardens Freehold Limited | Administrative & support | 2016 |
| 11 Prince of Wales Terrace Limited | Extraterritorial | 2004 |
| 13 Cavendish Road Management Company Limited | Households | 2002 |
| 13 Pembroke Road Limited | Households | 2004 |
| 13-18 and 25-30 ST. Olafs Road Limited | Households | 2002 |
| 1313 Group Ltd | Wholesale & retail | 2020 |
| 144 Central Road (Morden) Management Company Limited | Households | 2013 |
| 17 Foxholes Road (Bournemouth) Management Limited | Households | 1998 |
| 18-23 Groves Close RTM Company Limited | Households | 2011 |
| 180 Management Company Limited | Extraterritorial | 2006 |
| 183 Blythe Road Limited | Households | 1987 |
| 1TURNOAKPARK Limited | Professional & scientific | 2026 |
| 2 Chudleigh Road Twickenham TW2 (Freehold) Limited | Households | 2025 |
| 2 Kings Avenue Management Limited | Households | 2006 |
| 20 Windmill Road Hampton Hill TW12 (Freehold) Limited | Households | 2025 |
| 22 Redcliffe Gardens Management Limited | Real estate | 1996 |
| 225 Selhurst Road Residents Association Limited(The) | Households | 1984 |
| 24 Elders Ltd | Information & communication | 2024 |
| 24-26 the Avenue Management Company Limited | Households | 2005 |
| 2S2F Ltd | Professional & scientific | 2023 |
| 3 Albion Villas (Folkestone) Limited | Households | 2019 |
| 34 - 47 the Piazza (Eastbourne) Limited | Households | 2018 |
| 360 Projects & Installations Ltd | Construction | 2019 |
| 42 Furlong Road Residents Company Limited | Households | 2008 |
| 44 High Street Ltd | Real estate | 2025 |
| 46 Alumhurst Road Limited | Households | 1988 |
| 514 Media Ltd | Administrative & support | 2017 |
| 55 Queen's Gate Company Limited | Real estate | 2000 |
| 7 Exhibitions Limited | Manufacturing | 2003 |
| 7 Severus Road Limited | Households | 2005 |
| 72-74 High Street (Wargrave) Limited | Households | 2018 |
| 76 Partnerships Limited | Professional & scientific | 2024 |
| 79 Church Road RTM Company Limited | Households | 2017 |
| 87 Onslow Gardens Limited | Households | 1996 |
| 93-97 Islip Road Management Company Limited | Households | 2003 |
| @Feisty (Retail) Limited | Wholesale & retail | 2025 |
| A B Price Fencing Limited | Construction | 2007 |
| A P Accounting & Business Solutions Limited | Professional & scientific | 2014 |
| A&A Page Limited | Construction | 2024 |
| A.E.P. Building Services Limited | Construction | 2006 |
| A.Sloggett Construction Ltd | Construction | 2022 |
| A17 Limited | Professional & scientific | 2024 |
| A7 Projects Limited | Construction | 2011 |
| Aaron Sturgess Coaching Ltd | Education | 2022 |
| Aazmol Ltd | Hospitality | 2024 |
| AB Soft Tissue Therapy & Remedial Massage Ltd | Other services | 2021 |
| Abbey Builders (London) Limited | Construction | 2001 |
| Abbey Rise Limited | Financial services | 2024 |
| Abbey View (Radlett) Residents Association Limited | Households | 1998 |
| Abbotsford Residential Care Home Limited | Health & social care | 2019 |
| Abcord Limited | Financial services | 2023 |
| Abney Court Limited | Professional & scientific | 2024 |
| Academy Audio Ltd. | Administrative & support | 2012 |
| Ace Property Holdings Marlow Limited | Other services | 2025 |
| Acorn Homes (Woodlands) Village Management Company Limited | Households | 2006 |
| Acre Court Management Company (Wibsey) Limited | Households | 2009 |
| Actiman Ltd | Real estate | 2010 |
| Actionbond Limited | Wholesale & retail | 1992 |
| Acton Burnell (Bournemouth) Limited | Households | 1959 |
| Addington Place Management Company Limited | Households | 2014 |
| Addinsell (II) Management Limited | Households | 2008 |
| Addinsell Management Limited | Households | 2008 |
| Adec Innovations UK Limited | Information & communication | 2021 |
| Adec Solutions Limited | Information & communication | 2008 |
| Adelaide (Slough) Management Company Limited | Households | 1984 |
| ADI Leak Solutions Ltd | Professional & scientific | 2024 |
| Ados Investments Ltd | Real estate | 2023 |
| Adrians Walk Management (Number 3) Company Ltd | Households | 2009 |
| Adrians Walk Management Company Limited | Households | 2001 |
| Afon Gardens Management Company (Brynmenyn) Limited | Real estate | 2014 |
| After Eight Limited | Real estate | 2017 |
| Agility Tyres and Autos Ltd | Wholesale & retail | 2020 |
| Agribriefing France Limited | Information & communication | 2016 |
| Agribriefing Limited | Information & communication | 2012 |
| Agribriefing US Limited | Information & communication | 2017 |
| Agrimoney Limited | Information & communication | 2014 |
| Ahamo Group Limited | Professional & scientific | 2024 |
| AIM High Reliability Ltd | Professional & scientific | 2026 |
| Airport Project Management Consultants Limited | Professional & scientific | 2007 |
| AJL Management Ltd | Arts & recreation | 2025 |
| AJL Technologies Limited | Information & communication | 2026 |
| Akademia KFK Ltd | Education | 2023 |
| ALB Creations Limited | Other services | 2015 |
| Albany Advisors Limited | Information & communication | 2012 |
| Alcema Investments Limited | Financial services | 2017 |
| Alex James Independent Financial Advisers Ltd | Financial services | 2012 |
| Alexander House (the Village) Management Company Limited | Households | 2003 |
| Alexandra Gate Residents Management Company Limited | Households | 2007 |
| Alison Wood Services Ltd | Professional & scientific | 2007 |
| ALL Round Property Care Ltd | Administrative & support | 2023 |
| Alltwen Gardens Phase 2 Management Company (Pontardawe) Limited | Real estate | 2014 |
| Alma Close Residents Company Limited | Households | 1998 |
| Amaco Capital Limited | Financial services | 2021 |
| Amber Financial Ltd | Administrative & support | 2004 |
| Amber House Management Company Limited | Households | 2004 |
| Anderson Building Services Ltd | Construction | 2018 |
| Andlers Wood (Liss) Management Company Limited | Households | 2019 |