Asphalt Roofing Manufacturers Association (ARMA) - Trade organization representing suppliers and users of asphalt based roofing materials including shingles in the USA. Roof Coatings Manufacturers Association (RCMA) - Trade association for cold-applied coatings and cements used for roofing and waterproofing, based in the USA. Chicago Roofing Contractors Association (CRCA) - Roofing trade association for Chicago, Illinois USA. Roofing Contractors Association of Washington (RCAW) - Roofing trade organization serving Washington State, USA. Metal Roofing Alliance (MRA) - Trade association for all forms of metal roofing include aluminum, copper and zinc. Midwest Roofing Contractors Association (MRCA) - Roofing trade association for the Midwestern USA. Western States Roofing Contractors Association (WSRCA) - Roofing trade association based in California, serving the Western USA. Roofing Contractors Association of California (RCAC) - Roofing trade association serving California, USA. Mid Atlantic Roofing Contractors Association (MARCA) - Roofing trade association based in Maryland, serving the Mid-Atlantic region in the USA. Roofing Contractors Association of Texas (RCAT) - Roofing trade association serving Texas, USA. North Texas Roofing Contractors Association (NTRCA) - Roofing trade association based in Fort Worth, serving North Texas, USA. EPDM Roofing Association (ERA) - A trade organization representing the ethylene propylene diene terpolymer (EPDM) single-ply roofing industry. Florida Roofing (FSRA) - Roofing and air conditioning trade organization serving Florida, USA. Slate Roofing Contractors Association of North America (SRCA) - Trade organization serving traditional old-world natural slate roofers and suppliers in North America. Offers a listing of members and technical consultants. Southwest Florida Roofing Contractors Association (SWFRCA) - Roofing trade organization serving Charlotte, Collier and Lee Counties in Florida, USA. Thatched Owners Group - Property owner's association devoted to natural thatched roofing. Offers fire insurance, lists of thatchers, technical tips and a owner forum. Based in Lincolnshire, UK. The International Thatching Society (ITS) - Organization devoted to promoting thatched roofing as a modern and competitive roof design. Lists partner organisations in various countries. Union Roofing Contractors Association (URCA) - Trade association of Union member commercial and industrial roofers in Southern California, USA. Spray Polyurethane Foam Alliance (SFPA) - Roofing and roofer certification program of the Spray Polyurethane Foam Alliance. Arizona Roofing Contractors Association (ARCA) - Roofing trade organization serving Arizona, USA. Canadian Roofing Contractors' Association (CRCA) - Trade association for all types of roofing covering all of Canada. Tile Roofing Institute - Roofing trade association for tile materials, based in USA. Includes DIY installation guides and 'ask an expert'.