American Institute of Architects, Michigan Chapter
www.aiami.com

American Institute of Steel Construction
www.aisc.org

American Welding Society
www.aws.org

American Society for Testing & Materials
www.astm.org

American National Standards Institute
www.ansi.org

Great Lakes Construction Alliance
www.mustonline.org

Institute of the Ironworking Industry
www.instituteiw.org

International Union of Operating Engineers
www.iuoe.org

International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers
www.ironworkers.org

Management and Unions Serving Together
www.mustonline.org

Michigan Occupational Safety & Health Administration
www.cis.state.mi.us/bsr/home.htm

Michigan Society of Professional Engineers
www.voyager.net/mspe

Michigan Society of Professional Engineers, Detroit Metro Chapter
www.mspe-detroit.org

NEA - The Association of Union Constructors
www.nea-online.org

Steel Joist Institute
www.steeljoist.org

U.S. Occupational Safety & Health Administration
www.osha.gov