http://www.nccer.org/ - The National Center for Construction Education and Research (NCCER) is a not-for-profit education foundation affiliated with the University of Florida that was created to develop industry-driven standardized craft training programs with portable credentials and help address the critical workforce shortage facing the construction industry.
http://www.curt.org/ -The Construction User's Roundtable (CURT) was formed in the fall of 2000 by construction and engineering executives representing major corporations from across the United States. CURT's primary goal is to enact broad, effective Owner representation and increased Owner leadership on construction industry issues.
http://www.leanconstruction.org/ -The Lean Construction Institute is a non-profit research company founded in 1997 to develop knowledge about the Lean production approach for construction projects. They hold that just as Lean production improved the manufacturing industry, Lean Construction provides maximum value with minimal waste.
http://www.bls.gov - The Bureau of Labor Standards is the government repository for the business demographics, statistics and economics of the each of the employment sectors. This site includes current information, future projections and descriptions for the various employment sectors.
Associated Builders and Contractors, Workforce Development Department, 4250 North Fairfax Dr., 9th Floor, Arlington, VA 22203. Internet: http://www.trytools.org
Associated General Contractors of America, Inc., 2300 Wilson Blvd., Suite 400, Arlington, VA 22201. Internet: http://www.agc.org/cs/career_development/craft
Green Mechanical Council 1701 Pennsylvania, Ave., NW, Suite 300, Washington, DC 20006-5813. Internet: http://www.greenmech.org
International Association of Bridge, Structural, Ornamental, and Reinforcing Iron Workers, Apprenticeship Department, 1750 New York Ave. NW, Suite 400, Washington, DC 20006-5315. Internet: http://www.ironworkers.org/organization/Apprenticeship.aspx
International Association of Heat and Frost Insulators and Allied Workers, 9602 Martin Luther King, Jr. Highway, Lanham, MD 20706-1839. Internet: http://www.insulators.org
International Brotherhood of Electrical Workers, 900 Seventh St. NW, Washington, DC 20001-3886. Internet: http://www.ibew.org
International Masonry Institute, The James Brice House, 42 East St., Annapolis, MD 21401. Internet: http://www.imiweb.org
International Union of Bricklayers and Allied Craftworkers, 620 F Street, NW, Washington, DC 20004. Internet: http://www.bacweb.org
International Union of Operating Engineers, 1125 17th St. NW, Washington, DC 20036-4786. Internet: http://www.iuoe.org
International Union of Painters and Allied Trades, 1750 New York Ave. NW, Washington, DC 20006. Internet: http://www.iupat.org
National Association of Home Builders, Home Builders Institute, 1201 15th St. NW, Washington, DC 20005-2800. Internet: http://www.hbi.org
National Center for Construction Education and Research, 3600 NW 43rd St., Building G, Gainesville, FL 32606. Internet: http://www.nccer.org
Operative Plasterers’ and Cement Masons’ International Association of the United States and Canada, 11720 Beltsville Dr., Suite 700, Beltsville, MD 20705-3104. Internet: http://www.opcmia.org
Sheet Metal Workers International Association, 1750 New York Ave. NW, 6th Floor, Washington, DC 20006-5301. Internet: http://www.smwia.org
United Association of Journeymen and Apprentices of the Plumbing and Pipefitting Industry, Three Park Place, Annapolis, MD 21401-3687. Internet: http://www.ua.org
United Brotherhood of Carpenters and Joiners of America, Carpenters Training Fund, 101 Constitution Ave., NW., Washington, DC 20001-2192. Internet: http://www.carpenters.org
United Union of Roofers, Waterproofers, and Allied Workers, 1660 L St. NW., Suite 800, Washington, DC 20036. Internet: http://www.unionroofers.com