Orthotic and Prosthetic Associates
Putting Patients First While Providing the Highest Quality Orthotic & Prosthetic Care
Our orthotists and prosthetists work closely with patients and their doctors to provide the highest quality care.
Stephen Plant (Founder, Owner, Chief Orthotist)
Stephen has been a Certified Orthotist since 1984 and founded Orthotic and Prosthetic Associates in 1999. His commitment to exceptional patient care and strong professional relationships with doctors and hospitals have been the key to making OPA the preferred choice for orthotic and prosthetic care in southeast Texas. He has fitted braces for many prominent athletes and public figures in the Houston area. Stephen is ABC certified and is licensed by the TDLR. He is a member of the Texas Chapter of the American Academy of Othotists and Prosthetists and ABC. Stephen and his wife Sara are co-owners of Orthotic and Prosthetic Associates. They live in the Sugar Land area and have three daughters. In his spare time Stephen is an avid hunter and fisherman.
Cesar Soto (Chief Prosthetist)
Cesar has been a Licensed Texas Prosthetist since 2010 after a previous career as a structural engineer. He has been part of OPA since 2006 and currently serves as Director of Prosthetics. Cesar holds a degree in Industrial Engineering from Northwestern University. Cesar and his wife Angela have two daughters and one son. In his spare time Cesar enjoys playing and watching sports, reading and spending time with his family.
Brandon Cook (Pedorthotist)
Brandon has been in clinical practice as a certified pedorthopedist since 1993 and has been with OPA since 2005. Before joining OPA Brandon was the owner of an orthopedic shoe store. He is married to “a wonderful woman who takes care of me” and is the proud father of a University of Houston graduate, a Sam Houston State University graduate and a high school senior. In his spare time he fishes “a lot”.
Mosissa Ayana (Orthotist)
Mosissa has been a certified orthotist since 2014 and joined OPA in May 2015. He is a member of ABC and AOPA.
Lee Jones (Prosthetist / Orthotist)
Lee joined OPA in 2014. He has been a certified orthotist since 2010 and a certified prosthetist since 2013. In addition to working as a clinician Lee serves as Clinical Manager and Residency director for OPA. He is a member of the Texas Chapter of the Academy of Orthotics and Prosthetics. Lee and his wife Leslie have been married since 2014 and they have one child.
Diana Thomas (Prosthetist / Orthotist)
Diana joined OPA in 2016. She received her certification as an orthotist in 2013 and as a prosthetist in 2014. Previously she received a Bachelor Degree in Health Science. Diana is a member of the Texas Chapter of the American Academy of Orthotists and Prosthetists.
Bill Carleton (Orthotist)
Bill joined OPA in 2014. He has been a Certified Orthotist (CO) and Licensed Practicing Orthotist (LPO) since 1985 and has a B.S. in Rehabilitation Science. Prior to joining OPA Bill’s career included positions in Birmingham AL and Dallas TX. He also served on the faculty of the UT Southwestern Prosthetic and Orthotic program in Dallas. Bill and his wife have been married since 1982 and have 4 children and three grandchildren. His free time is centered on his family and church.