| Name | News | Connections: | Architect | Developer | Main Contractor | Manager | Sales | Lettings |
|---|---|---|---|---|---|---|---|---|
| 3DReid | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| A & M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| AG&G | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Aitchison Raffety | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| AJ Morrisroe & Sons | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Alan Harvey | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Alchemi Group | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Alex Neil | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Allford Hall Monaghan Morris | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Allies and Morrison | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Allsop | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 1 |
| Almacantar | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| Alsop Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Amazon Properties | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Amsprop Estates | 0 | 2 | 0 | 1 | 0 | 1 | 0 | 0 |
| Anton Page | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| APM | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Arab Investments | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Ardmore | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Arup | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Ashley Phillips Lahaise | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ashton Chase | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Ashwell Rogers | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Ateliers Jean Nouvel | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Athos Group | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Atkinson McCleod | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Aukett Fitzroy Robinson | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Aviva | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| AXA Real Estate | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Aylesford | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Babcock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Balfour Beatty | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Ballymore | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| BAM | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Barnard Marcus | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Barratt Homes | 1 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
| BDG London | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| BDG Sparkes Porter | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Bective Leslie Marsh | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Bellway | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Bennett Phillips Luton | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Bennetts Associates | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Berkeley | 0 | 6 | 0 | 6 | 0 | 0 | 1 | 0 |
| BFLS | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Blackstone | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Blenheim House | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
| BNP Paribas Real Estate UK | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Bouygues UK | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Brecker Grossmith | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Brewster Leech | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Briant Champion Long | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| British Land | 1 | 11 | 0 | 10 | 0 | 1 | 2 | 0 |
| Broadway Malyan | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Brock Taylor | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Brockton Capital | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Brookfield | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Brookfield Multiplex | 0 | 5 | 0 | 0 | 5 | 0 | 0 | 0 |
| Buckley Gray Yeoman | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| BUJ Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Bullet Investments | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Canary Wharf Contractors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Canary Wharf Group | 1 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
| Candy & Candy | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Capital Retail | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Carillion | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Carillion Construction | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
| Carlyle Group | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Casson Conder Partnership | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Cathedral Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CB Richard Ellis | 0 | 22 | 0 | 0 | 0 | 0 | 2 | 20 |
| Cedar Dean Gilmarc | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CFK | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Champions | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Chancerygate | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Chard | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Chelsfield | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Chesterton Humberts | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cheval Residences | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Child Graddon Lewis | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Chorus Group | 0 | 4 | 0 | 0 | 4 | 0 | 0 | 0 |
| CIT | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| CityWest Homes | 0 | 23 | 0 | 2 | 0 | 21 | 0 | 0 |
| Clarke Bond | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Cluttons | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Colliers International UK | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 |
| Commercial Estates Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Como | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Cordea Savills | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Countrywide | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Crest Nicholson | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Crossland Otter Hunt | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Crown Estate | 2 | 5 | 0 | 5 | 0 | 0 | 0 | 0 |
| Cushman & Wakefield | 0 | 9 | 0 | 0 | 0 | 0 | 2 | 7 |
| CWM | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dauntons | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| David Chipperfield Architects | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| David Walker Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Davis Coffer Lyons | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| De Vere Estates | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Delancey | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Derwent London | 1 | 10 | 0 | 9 | 0 | 0 | 1 | 0 |
| Development Securities PLC | 4 | 4 | 0 | 4 | 0 | 0 | 0 | 0 |
| Devono | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dexter Moren Associates | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Dixon Jones | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| DomusNova | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Doughty Hanson & co | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Douglas & Gordon | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Drivers Jonas Deloitte | 1 | 3 | 0 | 0 | 0 | 0 | 1 | 2 |
| Dron & Wright | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| Druce | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| DSDHA | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| DTZ | 2 | 14 | 0 | 0 | 0 | 0 | 2 | 12 |
| E A Shaw | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Eades Hotwani Partnership | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| EC Harris | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Edward Charles and Partners | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 |
| Egerton Roche | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ellis & Co | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| EPGI | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| EPIC UK | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| EPR Architects | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Eric Parry Architects | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 |
| ESA | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| European Land | 0 | 3 | 0 | 3 | 0 | 0 | 1 | 0 |
| Exemplar Properties | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Faithdean | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Farebrother | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 |
| Faron Sutaria | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Feiner de Smith | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Felicity J Lord | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Finchatton | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Findlay Property | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Firmdale Hotels | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Fletcher Priest Architects | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 |
| Foggo Associates | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Formation Architects | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Foster + Partners | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 |
| Foxtons | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| FREP | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Friend & Falcke | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Frogmore | 0 | 3 | 0 | 2 | 0 | 1 | 0 | 0 |
| Frost Meadowcroft | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Future Systems | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Galliard Homes Limited | 0 | 2 | 0 | 2 | 0 | 0 | 2 | 0 |
| Galliford Try | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Gascoine-Pees | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| GM Real Estate | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| GMW Architects | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Goldschmidt & Howland | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Great Capital Partnership | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Great Portland Estates | 0 | 4 | 0 | 4 | 0 | 0 | 0 | 0 |
| Greene & Co | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Greycoat | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Grid Architects | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Grosvenor | 0 | 10 | 0 | 9 | 0 | 1 | 0 | 0 |
| GVA Grimley | 1 | 2 | 0 | 0 | 0 | 0 | 2 | 0 |
| H2SO | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 |
| Haart | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hamiltons | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hammerson | 1 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Hamptons International | 4 | 4 | 0 | 0 | 0 | 0 | 4 | 0 |
| Harper Dennis Hobbs | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Harrods Estates | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Haskoll | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Hermes Real Estate | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Heron International | 0 | 3 | 0 | 3 | 0 | 0 | 1 | 0 |
| HFBT Architects | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hines | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
| HKR Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| HMC Chartered Surveyors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| HNG Chartered Surveyors | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Hobart Slater | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| HOK | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Hopkins Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Horden Cherry Lee | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Horden Cherry Lee | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Howard de Walden Estate | 0 | 3 | 0 | 1 | 0 | 0 | 0 | 2 |
| Hurford Salvi Carr | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Ignis Developments | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Ingleby Trice | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Interserve | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Invista | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
| J Peiser Wainwright | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jackson Stops & Staff | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jacob Fox | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| James Andrew International | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Jestico + Whiles | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 |
| John D Wood & Co | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| John Laing | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| John McAslan + Partners | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| John Sisk & Son | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
| Jones Lang LaSalle | 3 | 18 | 0 | 0 | 0 | 0 | 5 | 13 |
| Kenham | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Kier | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Kieran Timberlake | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| King Sturge | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Kinleigh Folkard & Hayward | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Kinney Green | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Kirkbi Real Estate Investments | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Knight Frank | 2 | 22 | 0 | 0 | 0 | 0 | 8 | 14 |
| Kohn Pedersen Fox Associates | 0 | 6 | 6 | 0 | 0 | 0 | 0 | 0 |
| Korine | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Kyson | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Laing O' Rourke | 0 | 3 | 0 | 0 | 3 | 0 | 0 | 0 |
| Lambert Smith Hampton | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Land Securities | 3 | 15 | 0 | 14 | 0 | 0 | 1 | 0 |
| Legal & General Property | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Leighton & Henley | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Lend Lease | 0 | 7 | 0 | 0 | 7 | 0 | 0 | 0 |
| Liberty Properties | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Lifschutz Davidson Sandilands | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| London & Regent | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| London & Regional | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| LondonFlats4Rent.com | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 |
| Lothbury | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Ludlow Thompson | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Lurot Brand | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| lxb | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mace | 0 | 12 | 0 | 0 | 12 | 0 | 0 | 0 |
| Make Architects | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 |
| Manhattan Loft Corporation | 0 | 4 | 0 | 4 | 0 | 0 | 0 | 0 |
| Mansell | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Marsh & Parsons | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Matthews & Goodman | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| McAleer & Rushe Group | 0 | 5 | 0 | 3 | 3 | 0 | 0 | 0 |
| McGee | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| McLaren | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
| MERJS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Michael Elliott | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Minerva | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Mitie | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mitsubishi Estate Company | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| MJP Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Monmouth Dean | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Montagu Evans | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Morgan Sindall | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Morpheus | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mount Anvil | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mowlem | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Mulalley | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Nash Bond | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 5 |
| Native Land | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 |
| NatWest | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Neptune Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Newton Perkins | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| O'Donnell + Tuomey | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| O&H Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| OMA | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Orchard Street Investment Management | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Orchards of London | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Orien | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Orme Retail | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oxford Properties | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Paddington Development Corporation | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Panter Hudspith Architects | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Panther Securities | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Parabola Land Ltd | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Paul Davies + Partners | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| PDD Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Peabody | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| Pearl & Coutts | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Pembroke Real Estate | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Pilcher Hershman | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3 |
| Pimlico Flats | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Plaza Estates | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Prime Development | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Primus | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Project Grande Ltd. | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| PRUPIM | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Q Developments | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Qatari Diar | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Quinlan & Francis Terry | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Raglan | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Real Estate Opportunities | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Real Estate Resolutions | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Regal Homes | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Renzo Piano | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Residential Land | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Restaurant Property | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Rialto Homes | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Richard Susskind & Co | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Richardsons (Nyewood) Limited | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Ridgeford | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Robert Irving Burns | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Robin Partington Architects | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Robson Warren Architect | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Rogers Stirk Harbour + Partners | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 |
| Rolfe Judd | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 0 |
| Salmon | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Sanctuary Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Savills | 8 | 14 | 0 | 0 | 0 | 0 | 13 | 1 |
| Scottish Widows | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Sellar Property Group | 0 | 2 | 0 | 2 | 0 | 0 | 0 | 0 |
| Shaftesbury | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Shepherd Construction | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Sheppard Robson | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 0 |
| Sidell Gibson Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Sir Robert McAlpine | 0 | 5 | 0 | 0 | 5 | 0 | 0 | 0 |
| Site Sales | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Skanska | 1 | 6 | 0 | 0 | 6 | 0 | 0 | 0 |
| Skidmore, Owings & Merrill | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Smith Price | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Spparc | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Spring4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Squire and Partners | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 |
| St Edwards Homes | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 |
| St George | 0 | 10 | 0 | 10 | 0 | 0 | 3 | 0 |
| St James | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| St Martins | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Stagnell Fox | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Standard Life Investments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Stanhope | 0 | 5 | 0 | 5 | 0 | 0 | 0 | 0 |
| Stiff + Trevillion | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Stirling Ackroyd | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Strutt & Parker | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2 |
| Studio Bednarski | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Symon Smith | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Zaha Hadid Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Tate Hindle | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Taylor Wimpey | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Telford Homes | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Terry Farrell & Partners | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 0 |
| The cloister | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| The Great Wigmore Partnership | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| The Lorenz Consultancy | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Thompson Yates | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Thornsett Group | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Tiko Construction | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| TP Bennett | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Trehearne Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Trinity Construction | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Trinova Real Estate | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Tripos Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| TSP | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Tuckerman | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Tudorvale Properties | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| Tyler Mandic | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| UK & European | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
| United House Developments | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| VolkerFitzpatrick | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| W.J. Meade | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| WA Ellis | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wates | 0 | 4 | 0 | 0 | 4 | 0 | 0 | 0 |
| Wetherell | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wilfords | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wimperis, Simpson & Guthrie | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Wimpey Construction | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Winkworth | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Wolff Architects | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Woods Bagot | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
| Woolf Construction | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
