EFNARC
European federation which unites national associations and companies involved in concrete repair, flooring, sprayed concrete and the protection and repair of structures.
http://construction-institute.org/
http://www.associationhouse.org.uk/
http://www.firesprinklerassoc.org/
http://www.hispanic-contractors.org/
http://www.masterpoolsguild.com/
http://www.newhorizonsfoundation.org/