| Knight Frank | | 172 | One Grafton Street |
| CBRE | | 142 | One Grafton Street |
| Life Residential | | 1 | Westgate House |
| JLL | | 173 | The Post Building |
| Pilcher Hershman | | 12 | The Post Building |
| Davis Coffer Lyons | | 6 | The Post Building |
| Hanover Green | | 15 | Berkeley Square House |
| Cushman & Wakefield | | 58 | Salesforce Tower |
| London Office Space | | 8 | Salesforce Tower |
| Harrods Estates | | 4 | Park House |
| Avison Young (GVA) | | 10 | Park House |
| Edward Charles and Partners | | 15 | The Heal's Building |
| Savills | | 233 | 90 High Holborn |
| Cushman & Wakefield (DTZ) | | 23 | Angel Court |
| Colliers Residential | | 21 | The News Building |
| BNP Paribas Real Estate UK | | 13 | Twenty Old Bailey |
| Folio | | 3 | Aviator Place |
| Strutt & Parker | | 41 | 23-25 Eastcheap |
| Ingleby Trice | | 6 | One Bartholomew |
| Crossland Otter Hunt | | 2 | 72 New Bond Street |
| Colliers International | | 28 | 23-25 Eastcheap |
| Landsec | | 37 | 62 Buckingham Gate |
| Montagu Evans | | 7 | Wenlock Works |
| BC Retail | | 2 | The Soho Works |
| Farebrother | | 14 | Temple Chambers |
| GM Real Estate | | 7 | 30 Moorgate |
| Gryphon Property Partners | | 6 | 90 Bartholomew Close |
| My London Home | | 2 | The Courthouse |
| Grafton Advisors | | 1 | Devonshire House |
| E A Shaw | | 5 | 37 Soho Square |
| Findlay Property | | 1 | The Textile Building |
| Briant Champion Long | | 1 | Kenton Court |
| Top Residential | | 1 | 12 Queensborough Terrace |
| Foxtons | | 22 | Spinnaker House |
| Allsop | | 16 | 69-89 Mile End Road |
| Richard Susskind & Co | | 5 | Black Bull Yard |
| Monmouth Dean | | 4 | 114 St Martin's Lane |
| Newton Perkins | | 11 | 100 Fenchurch Street |
| APM | | 1 | 25 Lime Street |
| Fraser & Co | | 22 | 3 Merchant Square |
| Greystar | | 9 | Bradstowe House |
| King Sturge | | 1 | 100 Wigmore Street |
| Stirling Ackroyd | | 21 | Beatty House |
| Chestertons | | 14 | The Powerhouse |
| Pearl & Coutts | | 3 | Albert Buildings |
| Olympia Estates | | 2 | 20-22 Chilworth Street |
| BDG Sparkes Porter | | 4 | 38 Park Street |
| Michael Elliott | | 5 | 81 Dean Street |
| Miles Commercial | | 3 | 356-372 King's Road |
| Genesis Housing Group | | 7 | Minavil House |
| Hatton Real Estate | | 1 | 38 Northampton Road |
| Levy | | 9 | Consort House |
| Dexters | | 15 | Melcombe Regis Court |
| Greater London Properties GLP | | 1 | William Blake House |
| Hardwicke & Company | | 1 | 49-50 Great Marlborough Street |
| JOHNS&CO | | 2 | Embassy Gardens |
| John D Wood & Co | | 3 | Cranmer Court |
| James Andrew International | | 1 | Beaufort House |
| Capital Retail | | 1 | 527 Oxford Street |
| H2SO | | 3 | 25 Soho Square |
| Peabody | | 64 | Castilla |
| Jackson Criss | | 3 | 137-141 Kensington Church Street |
| Network Housing Group | | 10 | 45 Millharbour |
| Executive Offices Group | | 2 | 1 Cornhill |
| Currell Commercial | | 1 | Canal Walk Apartments |
| Dolphin Living | | 9 | 2 Kennington Lane |
| Dibley Property | | 1 | 25 Charterhouse Square |
| Vive Living | | 1 | Stonemasons Yard |
| Residential Land | | 9 | Chantrey House |
| Brewster Leech | | 1 | 160 Great Portland Street |
| Cluttons | | 6 | Buckhill Lodge |
| Douglas & Gordon | | 6 | 118-120 Glenthorne Road |
| Jackson Stops | | 11 | Dolphin Square |
| Howard de Walden Estate | | 11 | Harley Lodge |
| Anton Page | | 3 | 55 St John Street |
| Barnard Marcus | | 14 | 53 Endell Street |
| Cadogan | | 9 | 94-96 King's Road |
| Hudsons Property | | 5 | 76 Neal Street |
| Statons | | 5 | Newby House |
| Hall Kemp | | 5 | 41 Eastcheap |
| Hartnell Taylor Cook | | 1 | Landmark House |
| Harrison Goaté | | 1 | 49-51 Cheval Place |
| Martin & Co. | | 2 | Quarter House |
| Langham Estate | | 5 | 50 Great Portland Street |
| BBG Real Estate Advisers | | 2 | 78-79 Leadenhall Street |
| LDG | | 1 | Axtell Soho |
| Matthews & Goodman | | 1 | 33 Creechurch Lane |
| Bennett Phillips Luton | | 1 | Pioneer Point |
| Carter Jonas | | 4 | Parkview Court |
| Pastor Real Estate | | 1 | 7 Hill Street |
| Nicolas Van Patrick | | 3 | 6 Montpelier Street |
| Lawson Rutter | | 2 | 347 Fulham Palace Road |
| Behr & Butchoff | | 2 | Cameron House |
| CityWest Residential | | 2 | Whitley House |
| Mellersh & Harding | | 2 | 67 Grosvenor Street |
| hb surveyors & valuers | | 1 | 10 Little Portland Street |
| Grice Collins Long | | 1 | 28-30 Houndsditch |
| Marchmont | | 1 | 28-30 Houndsditch |
| Ian Scott International | | 1 | 85 Piccadilly |
| Derwent London | | 35 | |
| HMC Chartered Surveyors | | | |
| Hamptons International | | 52 | |
| British Land | | 35 | |
| Great Portland Estates GPE | | 24 | |
| Felicity J Lord | | 3 | |
| Haart | | 1 | |
| Winkworth | | 4 | |
| Kinleigh Folkard & Hayward | | 22 | |
| Chard | | | |
| Champions | | | |
| Marsh & Parsons | | 12 | |
| Wetherell | | 5 | |
| WA Ellis | | 2 | |
| Faron Sutaria | | | |
| Hobart Slater | | 1 | |
| The Lorenz Consultancy | | | |
| HNG Chartered Surveyors | | | |
| CFK | | | |
| Aitchison Raffety | | | |
| Ashley Phillips Lahaise | | | |
| Raglan | | | |
| Kinney Green | | | |
| Aylesford | | 1 | |
| Symon Smith | | | |
| Brecker Grossmith | | | |
| Druce | | 3 | |
| Site Sales | | 34 | |
| AG&G | | | |
| Dauntons | | | |
| Wilfords | | 1 | |
| Orchards of London | | 1 | |
| Cedar Dean Gilmarc | | | |
| Harper Dennis Hobbs | | | |
| Bective Leslie Marsh | | 9 | |
| Trinova Real Estate | | | |
| Robert Neils & Co. | | | |
| Ashwell Rogers | | | |
| The cloister | | | |
| Spring4 | | | |
| Dron & Wright | | 1 | |
| Aston Chase | | 6 | |
| Edmund Cude | | | |
| Iles Property | | 1 | |
| Christie's Private Property | | | |
| Bedford Estates | | 1 | |
| Southern Housing Group | | 10 | |
| One Housing Group | | 8 | |
| Currell Residential | | 38 | |
| Lauristons | | 3 | |
| Banbury Ball | | 1 | |
| Samuel Gertler | | | |
| fyfemcdade | | 7 | |
| Stirling Ackroyd (Bridge) | | 49 | |
| Daniel Cobb | | 3 | |
| Catalyst Housing | | 11 | |
| Notting Hill Genesis Sales | | 36 | |
| Fawcett Mead | | | |
| Affinity Sutton | | 7 | |
| Grainger | | 6 | |
| Alwyne Estates | | 1 | |
| Phillips | | 1 | |
| Hastings International | | 5 | |
| Union Developments | | 3 | |
| Thomson Currie | | 1 | |
| Centra | | 2 | |
| Look Property | | 1 | |
| Glentree | | 15 | |
| Christie's International Real Estate | | 1 | |
| Field & Sons | | 1 | |
| Berkeley Square Estate | | 2 | |
| Hyde New Homes | | 13 | |
| Strawberry Star | | 4 | |
| Keatons | | 6 | |
| Chan and Eayrs | | 1 | |
| Skyline Offices | | | |
| J1 Residential ltd | | | |
| Frank Harris & Co. | | 5 | |
| The Portman Estate | | 5 | |
| James Pendleton Estate Agents | | 5 | |
| Tunstall | | | |
| Hathaways | | | |
| Haus Properties | | 2 | |
| Piers Clarke | | | |
| Martin Gerrard | | 1 | |
| Sal Privé | | | |
| Camerons Stiff & Co | | 4 | |
| Sotheby's | | 1 | |
| Farleys | | 1 | |
| City of London Corporation | | 5 | |
| Kerr & Co | | 1 | |
| Rymer Irens | | 1 | |
| AmicusHorizon | | | |
| Wandle | | | |
| 1st Asset | | 9 | |
| Cameron Pearson | | | |
| Chapeltons | | | |
| DC Derata | | | |
| Varosi | | | |
| Beauchamp Estates | | 6 | |
| Malverns | | | |
| Henry Wiltshire | | 1 | |
| Brunsfield | | 1 | |
| Strettons | | 1 | |
| Columbia Group | | 2 | |
| Rampton Baseley | | | |
| John Thorogood | | | |
| Anscombe Ringland | | | |
| Debbie Ingram | | 6 | |
| Robert Holmes | | 1 | |
| Acorn New Homes | | 11 | |
| Gordon & Co | | 1 | |
| Optivo | | 5 | |
| M&D Silk Properties | | 1 | |
| Circa London | | | |
| Cameron Group | | 1 | |
| Workspace | | 4 | |
| The Property Directory | | | |
| Alexander Reece Thompson | | 1 | |
| Dockleys | | 3 | |
| CSJ | | 1 | |
| Caddington Blue | | 1 | |
| Rolfe East | | 3 | |
| Brian Cox | | 2 | |
| Gateway Living | | 1 | |
| Hexagon | | 1 | |
| Keating Estates | | 1 | |
| Finlay Brewer | | 2 | |
| Petty Son & Prestwich | | | |
| Lea Valley Homes | | 1 | |
| London Property Zone | | 1 | |
| Sandfords | | 3 | |
| Victorstone | | | |
| Blueprint Properties | | 1 | |
| REMAX | | 2 | |
| Christo & Co | | 1 | |
| Opendoor Homes | | 5 | |
| Sovereign House | | 1 | |
| Henry & James | | 1 | |
| Location Location | | 1 | |
| KALMARs | | 1 | |
| Stone Real Estate | | 12 | |
| CityWest Residential | | | |
| Preston Bennett | | 3 | |
| Hanover | | 1 | |
| Keller Williams | | | |
| Leo | | | |
| Russell Simpson | | | |
| Oliver Jaques | | 1 | |
| London Borough of Lambeth | | | |
| CDG Leisure | | | |
| Battersea Power Station Estates | | 1 | |
| Evergreen Estate Agents | | | |
| Red Door Ventures | | 3 | |
| Susan Metcalfe | | 1 | |
| Wembley Park Residential | | 1 | |
| Becker Crossmith | | | |
