| 1 | Knight Frank | | 181 | Broadgate Tower |
| 2 | CBRE | | 148 | Park House |
| 3 | JLL | | 174 | 22 Bishopsgate |
| 4 | Harrods Estates | | 4 | Park House |
| 5 | Avison Young (GVA) | | 11 | Park House |
| 6 | Savills | | 240 | The Armitage |
| 7 | Cushman & Wakefield | | 61 | 21 Canal Reach |
| 8 | Edward Charles and Partners | | 15 | Centre Point |
| 9 | Landsec | | 37 | 62 Buckingham Gate |
| 10 | Colliers Residential | | 21 | Devonshire House |
| 11 | Strutt & Parker | | 41 | Devonshire House |
| 12 | BNP Paribas Real Estate UK | | 13 | 8 Lloyd's Avenue |
| 13 | Newton Perkins | | 12 | 8 Lloyd's Avenue |
| 14 | Levy | | 9 | Queens Court |
| 15 | Grafton Advisors | | 1 | Devonshire House |
| 16 | Greater London Properties GLP | | 1 | William Blake House |
| 17 | London Office Space | | 8 | Salesforce Tower |
| 18 | Cushman & Wakefield (DTZ) | | 23 | Two Waterhouse Square |
| 19 | John D Wood & Co | | 3 | 21 St. James's Square |
| 20 | Olympia Estates | | 2 | 20-22 Chilworth Street |
| 21 | BC Retail | | 2 | Oriana |
| 22 | JOHNS&CO | | 5 | Embassy Gardens |
| 23 | Residential Land | | 9 | Chantrey House |
| 24 | Pilcher London | | 12 | The Post Building |
| 25 | Chestertons | | 15 | Montevetro Building |
| 26 | Allsop | | 17 | 85 Gresham Street |
| 27 | Capital Retail | | 1 | 527 Oxford Street |
| 28 | Davis Coffer Lyons | | 6 | The Post Building |
| 29 | GM Real Estate | | 7 | Aldgate Tower |
| 30 | Gryphon Property Partners | | 7 | 90 Bartholomew Close |
| 31 | Colliers International | | 30 | 23-25 Eastcheap |
| 32 | Greystar | | 9 | Sailmakers |
| 33 | Folio | | 3 | Aviator Place |
| 34 | Stone Real Estate | | 15 | Eight Casson Square |
| 35 | Life Residential | | 2 | Wimbledon Grounds |
| 36 | Farebrother | | 14 | Somerset House |
| 37 | Foxtons | | 24 | Lyon Square |
| 38 | BDG Sparkes Porter | | 4 | 54 Portland Place |
| 39 | Richard Susskind & Co | | 5 | The Buckley Building |
| 40 | Crossland Otter Hunt | | 2 | 72 New Bond Street |
| 41 | Barnard Marcus | | 14 | 53 Endell Street |
| 42 | Montagu Evans | | 7 | Wenlock Works |
| 43 | Monmouth Dean | | 3 | Twenty Rathbone Place |
| 44 | Genesis Housing Group | | 7 | Minavil House |
| 45 | Carter Jonas | | 4 | Parkview Court |
| 46 | Currell Commercial | | 1 | Canal Walk Apartments |
| 47 | Fraser & Co | | 25 | 3 Merchant Square |
| 48 | Hanover Green | | 17 | The Gramophone Works |
| 49 | Dexters | | 16 | 43 Draycott Place |
| 50 | My London Home | | 2 | The Courthouse |
| 51 | Nicolas Van Patrick | | 3 | 6 Montpelier Street |
| 52 | Dibley Property | | 1 | 25 Charterhouse Square |
| 53 | Ian Scott International | | 1 | 85 Piccadilly |
| 54 | Vive Living | | 1 | Stonemasons Yard |
| 55 | Brewster Leech | | 1 | 160 Great Portland Street |
| 56 | E A Shaw | | 5 | 37 Soho Square |
| 57 | King Sturge | | 1 | 100 Wigmore Street |
| 58 | Findlay Property | | 1 | The Textile Building |
| 59 | Stirling Ackroyd | | 24 | Beatty House |
| 60 | Douglas & Gordon | | 6 | 118-120 Glenthorne Road |
| 61 | Jackson Stops | | 12 | Dolphin Square |
| 62 | Pearl & Coutts | | 3 | 24 Lime Street |
| 63 | Frost Meadowcroft | | 2 | Power Road Studios |
| 64 | Howard de Walden Estate | | 12 | Harley Lodge |
| 65 | Briant Champion Long | | 1 | Kenton Court |
| 66 | Michael Elliott | | 5 | 16 Hanover Street |
| 67 | Anton Page | | 3 | 61-67 Old Street |
| 68 | H2SO | | 3 | 25 Soho Square |
| 69 | Peabody | | 65 | Castilla |
| 70 | Bennett Phillips Luton | | 1 | Pioneer Point |
| 71 | APM | | 1 | 25 Lime Street |
| 72 | Miles Commercial | | 4 | 356-372 King's Road |
| 73 | One Housing Group | | 10 | Roseberry Mansions |
| 74 | Jackson Criss | | 3 | Mitre House |
| 75 | Top Residential | | 1 | 12 Queensborough Terrace |
| 76 | Network Housing Group | | 11 | 45 Millharbour |
| 77 | Cadogan | | 10 | 94-96 King's Road |
| 78 | Executive Offices Group | | 2 | 1 Cornhill |
| 79 | Hatton Real Estate | | 1 | 38 Northampton Road |
| 80 | Dolphin Living | | 9 | 2 Kennington Lane |
| 81 | Hudsons Property | | 5 | 76 Neal Street |
| 82 | Statons | | 5 | Newby House |
| 83 | Hall Kemp | | 5 | 40 Lime Street |
| 84 | Hartnell Taylor Cook | | 1 | Landmark House |
| 85 | Pastor Real Estate | | 1 | 7 Hill Street |
| 86 | Harrison Goaté | | 1 | 49-51 Cheval Place |
| 87 | Martin & Co. | | 2 | Quarter House |
| 88 | Lawson Rutter | | 2 | 347 Fulham Palace Road |
| 89 | Langham Estate | | 5 | 50 Great Portland Street |
| 90 | Behr & Butchoff | | 2 | Cameron House |
| 91 | CityWest Residential | | 2 | Whitley House |
| 92 | Mellersh & Harding | | 2 | 67 Grosvenor Street |
| 93 | hb surveyors & valuers | | 1 | 10 Little Portland Street |
| 94 | Grice Collins Long | | 1 | 28-30 Houndsditch |
| 95 | Marchmont | | 1 | 28-30 Houndsditch |
| 96 | BBG Real Estate Advisers | | 2 | 78-79 Leadenhall Street |
| 97 | LDG | | 1 | Axtell Soho |
| 98 | Hardwicke & Company | | 1 | 49-50 Great Marlborough Street |
| 99 | Derwent London | | 34 | |
| 100 | HMC Chartered Surveyors | | | |
| 101 | Hamptons International | | 53 | |
| 102 | British Land | | 35 | |
| 103 | Great Portland Estates GPE | | 28 | |
| 104 | Cluttons | | 5 | |
| 105 | Felicity J Lord | | 3 | |
| 106 | Haart | | 1 | |
| 107 | Winkworth | | 4 | |
| 108 | Kinleigh Folkard & Hayward | | 24 | |
| 109 | Chard | | | |
| 110 | Champions | | | |
| 111 | Marsh & Parsons | | 15 | |
| 112 | Wetherell | | 5 | |
| 113 | WA Ellis | | 2 | |
| 114 | Faron Sutaria | | | |
| 115 | Hobart Slater | | 1 | |
| 116 | The Lorenz Consultancy | | | |
| 117 | HNG Chartered Surveyors | | | |
| 118 | CFK | | | |
| 119 | James Andrew International | | | |
| 120 | Aitchison Raffety | | | |
| 121 | Ashley Phillips Lahaise | | | |
| 122 | Raglan | | | |
| 123 | Matthews & Goodman | | | |
| 124 | Kinney Green | | | |
| 125 | Aylesford | | 1 | |
| 126 | Symon Smith | | | |
| 127 | Brecker Grossmith | | | |
| 128 | Druce | | 3 | |
| 129 | Site Sales | | 34 | |
| 130 | AG&G | | | |
| 131 | Dauntons | | | |
| 132 | Wilfords | | 1 | |
| 133 | Orchards of London | | 1 | |
| 134 | Cedar Dean Gilmarc | | | |
| 135 | Harper Dennis Hobbs | | | |
| 136 | Bective Leslie Marsh | | 9 | |
| 137 | Trinova Real Estate | | | |
| 138 | Robert Neils & Co. | | | |
| 139 | Ashwell Rogers | | | |
| 140 | The cloister | | | |
| 141 | Spring4 | | | |
| 142 | Dron & Wright | | 1 | |
| 143 | Aston Chase | | 6 | |
| 144 | Edmund Cude | | | |
| 145 | Iles Property | | 1 | |
| 146 | Christie's Private Property | | | |
| 147 | Bedford Estates | | 1 | |
| 148 | Southern Housing Group | | 10 | |
| 149 | Currell Residential | | 38 | |
| 150 | Lauristons | | 4 | |
| 151 | Banbury Ball | | 1 | |
| 152 | Samuel Gertler | | | |
| 153 | fyfemcdade | | 7 | |
| 154 | Stirling Ackroyd (Bridge) | | 49 | |
| 155 | Daniel Cobb | | 3 | |
| 156 | Catalyst Housing | | 11 | |
| 157 | Notting Hill Genesis Sales | | 38 | |
| 158 | Fawcett Mead | | | |
| 159 | Affinity Sutton | | 7 | |
| 160 | Grainger | | 7 | |
| 161 | Alwyne Estates | | 1 | |
| 162 | Phillips | | 1 | |
| 163 | Hastings International | | 5 | |
| 164 | Union Developments | | 4 | |
| 165 | Thomson Currie | | 1 | |
| 166 | Centra | | 2 | |
| 167 | Look Property | | 1 | |
| 168 | Glentree | | 16 | |
| 169 | Christie's International Real Estate | | 1 | |
| 170 | Field & Sons | | 1 | |
| 171 | Berkeley Square Estate | | 2 | |
| 172 | Hyde New Homes | | 14 | |
| 173 | Strawberry Star | | 4 | |
| 174 | Keatons | | 6 | |
| 175 | Chan and Eayrs | | 1 | |
| 176 | Skyline Offices | | | |
| 177 | J1 Residential ltd | | | |
| 178 | Frank Harris & Co. | | 5 | |
| 179 | The Portman Estate | | 5 | |
| 180 | James Pendleton Estate Agents | | 5 | |
| 181 | Tunstall | | | |
| 182 | Hathaways | | | |
| 183 | Haus Properties | | 2 | |
| 184 | Piers Clarke | | | |
| 185 | Martin Gerrard | | 1 | |
| 186 | Sal Privé | | | |
| 187 | Camerons Stiff & Co | | 4 | |
| 188 | Sotheby's | | 1 | |
| 189 | Farleys | | 1 | |
| 190 | City of London Corporation | | 8 | |
| 191 | Kerr & Co | | 1 | |
| 192 | Rymer Irens | | 1 | |
| 193 | AmicusHorizon | | | |
| 194 | Wandle | | | |
| 195 | 1st Asset | | 9 | |
| 196 | Cameron Pearson | | | |
| 197 | Chapeltons | | | |
| 198 | DC Derata | | | |
| 199 | Varosi | | | |
| 200 | Beauchamp Estates | | 6 | |
| 201 | Malverns | | | |
| 202 | Henry Wiltshire | | 1 | |
| 203 | Brunsfield | | 1 | |
| 204 | Strettons | | 2 | |
| 205 | Columbia Group | | 2 | |
| 206 | Rampton Baseley | | | |
| 207 | John Thorogood | | | |
| 208 | Anscombe Ringland | | | |
| 209 | Debbie Ingram | | 7 | |
| 210 | Robert Holmes | | 1 | |
| 211 | Acorn New Homes | | 13 | |
| 212 | Gordon & Co | | 1 | |
| 213 | Optivo | | 5 | |
| 214 | M&D Silk Properties | | 1 | |
| 215 | Workspace | | 4 | |
| 216 | The Property Directory | | | |
| 217 | Circa London | | | |
| 218 | Cameron Group | | 1 | |
| 219 | Alexander Reece Thompson | | 1 | |
| 220 | Dockleys | | 3 | |
| 221 | CSJ | | 1 | |
| 222 | Caddington Blue | | 1 | |
| 223 | Rolfe East | | 3 | |
| 224 | Brian Cox | | 2 | |
| 225 | Gateway Living | | 1 | |
| 226 | Hexagon | | 1 | |
| 227 | Keating Estates | | 1 | |
| 228 | Finlay Brewer | | 2 | |
| 229 | Petty Son & Prestwich | | | |
| 230 | Lea Valley Homes | | 1 | |
| 231 | London Property Zone | | 1 | |
| 232 | Sandfords | | 3 | |
| 233 | Victorstone | | | |
| 234 | Blueprint Properties | | 1 | |
| 235 | REMAX | | 2 | |
| 236 | Christo & Co | | 1 | |
| 237 | Opendoor Homes | | 5 | |
| 238 | Sovereign House | | 1 | |
| 239 | Henry & James | | 1 | |
| 240 | Location Location | | 1 | |
| 241 | KALMARs | | 1 | |
| 242 | CityWest Residential | | | |
| 243 | Preston Bennett | | 3 | |
| 244 | Hanover | | 1 | |
| 245 | Leo | | | |
| 246 | Keller Williams | | | |
| 247 | Russell Simpson | | | |
| 248 | Oliver Jaques | | 1 | |
| 249 | London Borough of Lambeth | | | |
| 250 | CDG Leisure | | | |
| 251 | Battersea Power Station Estates | | 1 | |
| 252 | Evergreen Estate Agents | | | |
| 253 | Populo Living (Red Door Ventures) | | 5 | |
| 254 | Susan Metcalfe | | 1 | |
| 255 | Wembley Park Residential | | 1 | |
| 256 | Becker Crossmith | | | |
| 257 | Benham & Reeves | | 1 | |
