Asphalt Roofing Manufacturers Association
http:/www.asphaltroofing.org
Midwest Roofing Contractors Association
http://www.mrca.org
National Roofing Contractors Association (NRCA)
http://www.nrca.net
Roof Consultants Institute (RCI)
http://www.rci-online.org
SPRI
http://www.spri.org
The National Association of Mutual Insurance Companies (NAMIC)
http://www.moldupdate.com
Western States Roofing Contractors Association
http://www.wsrca.com
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