Listed below are links to web sites for organizations and information sources relating to mechanical and electrical facility design.

• American Institute of Architects (AIA)
• American Society of Heating, Refrigeration, and Air-Conditioning Engineers (ASHRAE)
• ASHRAE - Memphis Chapter
• Institute of Electrical and Electronics Engineers (IEEE)
• Illuminating Engineers Society of North America (IES)
• American Society of Plumbing Engineers (ASPE)
• American Society of Mechanical Engineers (ASME)
• American Council of Engineering Companies (ACEC)
• Americal Council of Engineering Companies of Tennessee (ACEC Tennessee)
• Southern Building Code Congress International, Inc. (SBCCI)
• International Code Council (ICC)
• National Fire Protection Association (NFPA)
• U.S. Green Building Council (LEED)
• Sheet Metal and Air Conditioning Contractors' National Association (SMACNA)
• Air Movement and Control Association (AMCA)
• Constuction Specifications Institute (CSI)
• ARCOM (MasterSpec)