National Society of Professional Engineers – http://www.nspe.org/

Professional Engineers of North Carolina – http://www.penc.org/

Construction Professionals Network – http://www.cpnofnc.org/

American Society of Civil Engineers – http://asce.org/

National Fire Protection Association – http://www.nfpa.org/

International Association of Arson Investigators- http://www.firearson.com/

National Association of Fire Investigators – http://www.nafi.org/

Society of Fire Protection Engineers – http://www.sfpe.org

Technical Council on Forensic Engineering – http://tcfe.asce.org/