Bentley (CAD e.g. Microstation)

http://www.bentley.com/en-GB/

B.P. MCkeefry

http://www.bpmckeefry.com/cgi-bin/display/home

Crossrail

http://www.crossrail.co.uk/

Korec Group (Trimble, Faro)

http://www.korecgroup.com/

Leica Geosystems

http://www.leica-geosystems.co.uk/en/index.htm

RICS – The Royal Institution of Chartered Surveyors

http://www.rics.org/

Safe Contractor

http://www.safecontractor.com/

Supplier management community

http://www.achilles.co.uk/en/?option=com_content&view=article&id=285

Surveyors Ombudsman services

http://www.ombudsman-services.org/property.html

Thames Water

http://www.thameswater.co.uk/

Thames Tideway Tunnel

http://www.thamestidewaytunnel.co.uk/

The Survey Association (TSA)

http://www.tsa-uk.org.uk/

Transport for London

http://www.tfl.gov.uk/