| 1 ST Georges Square Freehold Limited | Households | 2007 |
| 1 Upper Brook Street (Freehold) Ltd | Real estate | 2017 |
| 1-10 Avon Court RTM Company Limited | Households | 2025 |
| 1-7 Whitebeam Close Management Limited | Households | 2016 |
| 1-8 Gloucester CT RTM Company Limited | Households | 2025 |
| 10 Plough Lane (Purley) Management Company Limited | Households | 2013 |
| 10 Upper Wimpole Street Limited | Real estate | 2018 |
| 100 Acre Cafe Ltd | Hospitality | 2019 |
| 100 Elgin Avenue Limited | Households | 1998 |
| 100 Percent Languages Limited | Professional & scientific | 2013 |
| 104 Lansdowne Road Limited | Households | 2015 |
| 105-106 Lancaster Gate Management Limited | Households | 2000 |
| 11 Tite Street Freehold Limited | Real estate | 2015 |
| 118 Avenue Road Freehold Limited | Real estate | 2016 |
| 14/15 Grosvenor Square Freehold Limited | Households | 2013 |
| 15 Chilworth Street Freehold Limited | Households | 2013 |
| 15 Dock Street Management Limited | Households | 2006 |
| 15 Lennox Gardens Limited | Households | 2015 |
| 16 Draycott Place Limited | Households | 2002 |
| 167 High Road Broxbourne Management Limited | Households | 2010 |
| 16A Healthcare Services Ltd | Health & social care | 2013 |
| 17 Lennox Gardens Limited | Professional & scientific | 2004 |
| 19 to 33 Church Lane Flat Management Company Limited | Households | 1982 |
| 1A Merton Hall Road Residents' Association Limited | Households | 1984 |
| 1LD Outdoor & Survival Limited | Wholesale & retail | 2023 |
| 1ST Line Defence HSF Limited | Professional & scientific | 2014 |
| 1ST Line Defence Limited | Public administration | 2011 |
| 2 Hyde Park Street Management Limited | Households | 1986 |
| 2/3 Ovington Gardens Management Company Limited | Households | 1990 |
| 201-211 Camberwell Grove Management Limited | Households | 1996 |
| 235 Sussex Gardens RTM Company Limited | Households | 2018 |
| 246 Camden Road Limited | Households | 2009 |
| 26 KGS Limited | Households | 1992 |
| 26 Montagu Square Limited | Households | 1989 |
| 26-28 Central Road Residential Management Company Limited | Households | 2013 |
| 28 High Street Management Company Limited | Households | 2008 |
| 3 Philbeach Gardens Limited | Households | 2012 |
| 31 the Basement Ltd | Other services | 2019 |
| 315 Shirland Road RTM Company Limited | Households | 2010 |
| 32 Grosvenor Gardens Limited | Real estate | 2002 |
| 32 Grosvenor Gardens Services Limited | Other services | 2018 |
| 34 Ennismore Gardens Limited | Real estate | 1970 |
| 34/35 Ennismore Gardens (Freehold) Limited | Real estate | 2020 |
| 3RD Way Associates LLP | | 2018 |
| 4 Sinclair Road RTM Company Limited | Households | 2007 |
| 4-D Building Services Ltd | Manufacturing | 2022 |
| 41 Ennismore Gardens Limited | Households | 2019 |
| 46 Inverness Terrace Management Limited | Households | 2004 |
| 4621 Limited | Other services | 2024 |
| 49 Cadogan Gardens Limited | Households | 1983 |
| 49 Fitzjohns Avenue Management Company Ltd | Households | 2021 |
| 4WALLS Developers Ltd | Construction | 2024 |
| 4WALLS Ltd | Real estate | 2018 |
| 5 Avenue Property Services Ltd | Households | 2026 |
| 55 Redcliffe Gardens Freehold Limited | Households | 2021 |
| 56 & 58 Seymour Street Management Company Limited | Households | 1999 |
| 56 Plaistow Lane Management Company Limited | Households | 2006 |
| 561 London Road (Block G) Management Company Limited | Households | 1989 |
| 57 CG Freehold Ltd | Households | 2021 |
| 6 - 8 Roebuck Lane RTM Company Limited | Households | 2017 |
| 6 Culford Gardens Limited | Households | 1995 |
| 64-66 ELM Park Road Freehold Limited | Extraterritorial | 2015 |
| 70 Park Walk (Management) Limited | Construction | 2001 |
| 72 Warwick Square SW1 Limited | Households | 2014 |
| 80 Queens Drive Freehold Limited | Households | 1998 |
| 83 Central Management Company Limited | Households | 2002 |
| 85 Shooters Hill Road Management Limited | Households | 1999 |
| 9-12 ST John Way Management Company Limited | Households | 2018 |
| 99 Canfield Gardens Right to Manage Company Limited | Households | 2009 |
| 99:40 Ltd | Professional & scientific | 2021 |
| A & a Merctech Limited | Wholesale & retail | 2006 |
| A & P Partners Limited | Construction | 2000 |
| A a Estimating Limited | Professional & scientific | 2023 |
| A and L MAY Property Management Ltd | Real estate | 2025 |
| A G Contracts & Sons Ltd | Construction | 2014 |
| A Infantino & Co LLP | | 2011 |
| A K E 2024 Ltd | Administrative & support | 2024 |
| A K E Tax & Accountancy Ltd | Professional & scientific | 2012 |
| A Level Access Ltd | Construction | 2022 |
| A M Wilson Associates Limited | Construction | 2007 |
| A Mackie Physiotherapy Limited | Other services | 2013 |
| A Rogers Protection Ltd | Financial services | 2023 |
| A Stanton Design Ltd | Professional & scientific | 2015 |
| A T Autocare Limited | Wholesale & retail | 2003 |
| A T Property Rentals Limited | Real estate | 2019 |
| A&C Easy Bake Ltd | Hospitality | 2016 |
| A&D Roofing and Building Services Ltd | Construction | 2018 |
| A&L Construction Projects Ltd | Construction | 2019 |
| A&N Investment Ltd | Wholesale & retail | 2020 |
| A&W LIS Limited | Construction | 2023 |
| A-R Service (Herts) Ltd | Wholesale & retail | 2017 |
| A. D Building & Maintenance Ltd | Construction | 2017 |
| A. Infantino & Co. Accountants Limited | Professional & scientific | 2018 |
| A. Shipton Investments Limited | Administrative & support | 2001 |
| A.A.M Trans Ltd | Transport & logistics | 2019 |
| A.G. Consultants Ltd | Professional & scientific | 2017 |
| A1 Commercial in Construction Limited | Professional & scientific | 2026 |
| A1 Grab and Demolition Ltd | Construction | 2026 |
| A1 Skips Ltd | Water & waste | 2019 |
| A2B Consultancy Limited | Professional & scientific | 2012 |