American Academy of Orthopaedic Surgeons (AAOS)
http://www.aaos.org
Association of Orthopaedic Technologists California (AOTC)
https://www.aotconline.com/
National Association of Orthopaedic Technologists (NAOT)
http://www.naot.org/
National Board for Certification of Orthopaedic Technologists, Inc. (NBCOT)
https://www.nbcot.net/