Royal Institute of British Architects (RIBA)http://www.architecture.com/
Royal Institute of the Architects of Ireland (RIAI)http://www.riai.ie
Royal Incorporation of Architects in Scotland (RIAS)http://www.rias.org.uk
Royal Society of Architects in Wales (RSAW)http://www.architecture.com/RegionsAndInternational/UKNationsAndRegions/Wales/RSAW.aspx
Architects Benevolent Societyhttp://www.absnet.org.uk
Architects Registration Boardhttp://architects-register.org.uk/