Meet Our Team

We specialize in advanced prosthetic and orthotic care—designed, fabricated, and fitted entirely in-house. From custom sockets to lifelike silicone covers, our team is dedicated to delivering the highest quality solutions for every limb difference.

Erik Schaffer, C.P.

Founder, CEO, and Head Prosthetist

Erik Schaffer, C.P., is the Founder and CEO of A Step Ahead Prosthetics, and as Head Prosthetist at our New York and Massachusetts locations, he remains highly involved with his patients and in pushing the industry forward. Known for his exceptional skill in crafting custom prostheses for both lower and upper extremity limb loss, Erik has dedicated his career to delivering innovative, high-quality prosthetic care. His patient-centric approach, combined with his willingness to take on complex and unique cases, has made him a leading authority in the field. Through his relentless pursuit of excellence and collaboration with top manufacturers, doctors, and researchers, Erik continues to set new standards in prosthetic technology, profoundly improving the lives of amputees worldwide.

Click here to read Erik’s full bio.
Bob Emerson, C.P.

CEO and Prosthetist
A Step Ahead Prosthetics Boston

Bob Emerson, C.P., is a former Paralympic skiing world champion with a distinguished career spanning many decades in both competitive sports and prosthetics. His extensive experience has led to transformative contributions in prosthetic technology and patient care. Since joining A Step Ahead Prosthetics in 2013, Bob has been instrumental in advancing innovations and services at the Boston, MA location, hub of innovation and comprehensive care, where everything is fabricated in-house. This approach ensures that each prosthesis is custom-made to the highest standards of quality and precision. Bob’s expertise and dedication have had a lasting impact, empowering amputees and individuals with limb loss to live without limitations.

Prosthetists C.P./C.P.O.

Lab Technicians / Research and Development Team

Anaplastologist

Administrative and Billing

Marketing