| | Inglis | Philip | Beattie Partnership | Education, Factories, Health, Leisure and Hospitality, Offices, Public Authority, Retail, Warehouses | South East England |
| | Isaacs | Simon | Kinney Green | Offices, Retail, Warehouses | East Anglia, East Midlands, London, North East England, North West England, Northern Ireland, Scotland, South East England, South West England, Wales, West Midlands, Yorkshire and Humberside |
| | Izett | Alex | Levy Real Estate LLP | Education, Factories, Offices, Retail, Warehouses | East Anglia, East Midlands, London, North East England, North West England, Scotland, South East England, South West England, Wales, West Midlands, Yorkshire and Humberside |
| | Jay | Phillip | JLL | Education, Factories, Health, Motor Trade, Offices, Public Authority, Retail, Warehouses | South East England, South West England, Wales |
| | Johnston | Tobias | Montagu Evans | Health, Leisure and Hospitality, Offices, Public Authority, Retail | London, South East England, South West England, Wales |
| | Jones | Huw | Cooke & Arkwright | Education, Factories, Health, Leisure and Hospitality, Motor Trade, Offices, Public Authority, Retail, Warehouses | East Midlands, North West England, Scotland, South West England, Wales, West Midlands |
| | Jones | Ryan | Cluttons | Education, Factories, Health, Leisure and Hospitality, Motor Trade, Offices, Public Authority, Retail, Warehouses | East Anglia, East Midlands, London, North East England, North West England, Northern Ireland, Scotland, South East England, South West England, Wales, West Midlands, Yorkshire and Humberside |
| | Jones | Elliot | Catalyst Rating Ltd | Offices, Warehouses | London, South East England |
| | Jones | Richard | Newmark | Factories, Motor Trade, Warehouses | London, South East England |
| | Ke | Yee | GL Hearn | Health, Retail | East Anglia, South East England, Wales |
| | Kennedy | Jordan | Vickery Holman | Factories, Leisure and Hospitality, Motor Trade, Offices, Retail, Warehouses | South West England |
| | Keogh | Sean | WSP GL Hearn | Education, Factories, Health, Leisure and Hospitality, Motor Trade, Offices, Retail, Warehouses | London, South East England, South West England, West Midlands |
| | Kilpatrick | Andrew | Kilpatrick & Co | Factories, Leisure and Hospitality, Motor Trade, Offices, Retail, Warehouses | London, South East England, South West England, Wales |
| | King | Philip | Gerald Eve | Education, Factories, Leisure and Hospitality, Offices, Public Authority, Retail, Warehouses | North East England, Yorkshire and Humberside |
| | King | Ryder | Montagu Evans | Factories, Health, Leisure and Hospitality, Offices, Retail, Warehouses | London, South East England |
| | Knapman | Phillip | Knapman Roocroft Ltd | Education, Factories, Health, Leisure and Hospitality, Offices, Public Authority, Warehouses | East Anglia, East Midlands, London, North East England, North West England, Scotland, South East England, South West England, Wales, West Midlands, Yorkshire and Humberside |
| | Knight | Alistair | Knight Surveyors | Offices, Retail, Warehouses | London, South East England, South West England |
| | Kohler | Max | WSP GL Hearn | Offices, Warehouses | London, South East England |
| | Kyte | Tom | Goodman Nash Ltd | Education, Factories, Health, Leisure and Hospitality, Motor Trade, Offices, Public Authority, Retail, Warehouses | East Anglia, East Midlands, London, North East England, North West England, Scotland, South East England, South West England, Wales, West Midlands, Yorkshire and Humberside |
| | Lambert | Christopher | Whitestone Commercial | Factories, Health, Leisure and Hospitality, Motor Trade, Offices, Retail | London, South West England |
