Chartered Institute of Environmental Health:
http://www.cieh.org
Health & Safety Executive:
http://www.hse.gov.uk
Chartered Institute of Housing:
http://www.cih.org
Shelter:
http://www.shelter.org.uk
Royal Institute of Chartered Surveyors:
http://www.rics.org.uk
Law Society:
http://www.lawsoc.org.uk
Local Government Association:
http://www.lga.gov.uk