California Department of Industrial Relations Elevator, Ride and Tramway Unit

http://www.dir.ca.gov/dosh/elevator.html

American Society of Mechanical Engineers (ASME)

http://www.asme.org

National Association of Elevator Contractors (NAEC)

http://www.naec.org

National Association of Elevator Safety and Authorities International (NAESAI)

http://naesai.org

National Elevator Industry

http://www.neii.org

Elevator Consultant

http://www.elevatorbob.com

California Office of Administrative Law

http://www.oal.ca.gov

California Occupational Safety and Health Standards Board

http://www.dir.ca.gov/oshsb