Official Manufacturers
Ossuran international O&P components manufacturer
Otto Bockan international O&P components manufacturer, known for the C-leg
Fillauerone of the largest U.S. manufacturers of prosthetic components, including cosmetic hands and body-powered components
Motion Controldeveloper of the Utah Arm and myoelectric component manufacturer
Hosmermanufacturers of body-powered and electric prosthetic components
 

 
Associated Companies & Related Services
Lifelike Laboratoriessilicone restoration specialists used by many O&P firms
Denise Kenanphysical and occupational therapist specializing in upper arm prosthetic and amputee rehabilitation
Ertl Reconstruction – creators of the Ertl procedure and promote its use in the medical community in treating "Ertl patients" prosthetically from post-op to the definitive prosthesis

National & International O& P Organizations
ACAAmputee Coalition of America. Provides information about amputee resources and support groups, including the National Limb Loss Information Center
ABCOPThe American Board for Certification in Orthotics and Prosthetics
AOPAAmerican Orthotic and Prosthetic Association. Trade association of prosthetic and orthotic manufacturers and service providers.
AAOPProfessional Association of ABC certified orthotists and prosthetists. A special interest subgroup focusing on upper limb prosthetics is the Upper Limb Society.
OPAF – Orthotic and Prosthetic Assistance Fund
NAAOPNational Association of American Orthotists and Prosthetists. Group formed to represent the interests of prosthetists, orthotists and consumers.
ACPOCAssociation of Children's Prosthetic and Orthotic Centers.

Support Groups
AIMa support group based out of SLC, UT, with regular meetings

Additional Online Resourses
 
 
Related Articles & Information Resources – additional online resources about APS.