Our Team

Our team is made of rare individuals who have chosen to make a difference by helping others. Love that. You will not find a better staff in the world, you are in great hands with our certified activity based trainers!



Liza Perla-Riedel founded NextStep Orlando after the devastating spinal cord injury her daughter sustained in a MVA. Liza is a certified medical coder (CCS-P) and has over 15 years experience in the healthcare industry specializing Orthopedics. In December 2010 Liza was named a Paul Harris Fellow by the Rotary Foundation of the Rotary International.


SENIOR Activity-based TRAINER

Travis graduated from the University of Central Florida with a bachelor’s degree in sports and
exercise science with a specialization in human performance. Before NextStep Orlando he
worked as a personal trainer at 24 Hour Fitness and is certified by the national academy of sports medicine. As a former college football player his attention to detail and performance based training provides a key attribute in helping clients reach their unlimted potential both physically and mentally. His
training and knowledge of the human body gives him the confidence to work with the SCI
population and help guide in recovery!



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Kelli received her Bachelors of Science degree in Sports and Exercise Science with a
Specialization in Human Performance and a minor in coaching from The University of Central Florida. She is a certified personal trainer through the American College of Sports Medicine and has experience in both holistic & performance nutrition. As a former volleyball player and current figure competitor, she has a drive to help her clients achieve their goals no matter the challenges or limitations along the way. Here at NextStep, Kelli thinks outside of the box to deliver results for brain and SCI recovery!


Activity-Based Trainer 

Christin received her Bachelor of Arts degree in Sports Science from the University of
Stellenbosch, South Africa, with a minor in Disabled Sports and a major in Psychology.
Thereafter she was accepted into the University of Cape Town, South Africa, where she
completed a Bachelor of Science Medical Honors degree in Exercise Science (Physiology).
Christin worked in South Africa as an Exercise Physiologist at the Sports Science Institute of
South Africa, with a focus on training clients with physical impairments, pre and post-operative orthopedic injuries and special populations. She first arrived at NextStep Orlando in 2015 to do an Internship with us and has now come back to volunteer here with us. Here at NextStep Orlando, Christin brings her enthusiasm and experience to help clients achieve optimal results.



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Luis first arrived at NextStep Orlando from Keiser University to complete a two month Externship at our facility. He received a Sports Medicine and Fitness Technology Associates from Keiser University in 2016. He became an integral part of the NextStep Orlando team and went on to become a Trainer Aid as well as a Part-Time Activity-Based Trainer. Luis served as a Marine from 2010 to 2015 and brings his eye for detail and determination to aid clients with paralysis reach their greatest recovery potential! 



With over 15 years of administrative and accounting practices, Lisa’s background of business management along with experience as an executive director for a non-profit organization, helps to manage the day to day operations of NextStep Orlando. Her knowledge and passion of SCI recovery is a result of a car accident that left her daughter a C5-C6 quadriplegic who is currently attending the NextStep Orlando Recovery Program.



Brock received his Bachelors of Science degree in Kinesiology with a minor in general science from Texas Woman’s University in Denton, Texas. As a student, Brock trained a wide variety of populations including special populations. While working in adapted physical education Brock earned the “Exceptional performance” award for creating exciting and progressive exercise programs for his clients. Brock earned his Certified Strength and Conditioning Specialist certification from the National Strength and Conditioning Association and as a strength and conditioning coach Brock has trained athletes of all ages with the goal of improving performance. As a personal trainer Brock worked with general population people and helped them achieve their goals through the latest exercise breakthroughs and the tried and true exercise standards. Brock logged over 3,700 client hours in 3 years at NextStep Orlando and is proud to now be a consultant for the organization.


Client services

Amanda grew up in Longwood and attended Lake Mary High School. She sustained a spinal
cord injury in a car accident during her senior year, leaving her a C6 quadriplegic. Her mother, Liza, first brought Amanda to Project Walk headquarters in California in 2007. In 2009, Amanda’s dreams came true when Liza founded NextStep Orlando. She has been a part of the recovery program ever since and is now the official scheduling coordinator. Amanda is also a speaker/ representative for NextStep Orlando and handles all social media. She is proud to be apart of a program that is not only making a huge difference in her life but in the lives of others too.