Personal Training

Personal Trainers

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Elijah Martinez

Elijah is a certified adaptive & inclusive trainer (AIT) through Adaptive Training Academy. He has been passionate about sports for most of his life. It was not until high school where he really found a passion for fitness. This lead him to study Exercise Science at Grand Canyon University where he also played club rugby. Due to his experiences in sports and school Elijah focuses on functionality and longevity. He does this by emphasizing proper technique in his training. Elijah is a very friendly outgoing person who enjoys helping others. In his free time, he is involved in many adaptive sports but his favorite is wheelchair tennis.

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Erik Aagard

Erik is has certifications with Osteoblast and OsteoStrong which reflect his expertise in advanced strength training and bone health. Erik is committed to empowering others through tailored, science-based fitness solutions, and strives to help clients achieve their health and fitness goals safely and effectively.

Erik holds a B.S. in Kinesiology from University Central Florida (Go Knights) and is passionate about promoting physical health and wellness. Erik is a graduate of the National Personal Training Institute (NPTI) and holds certifications as a Group Fitness Instructor and in TRX Suspension Training, enabling him to design engaging and effective workout programs for individuals and groups.

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Ilyse Stern

Ilyse Stern is an NASM certified personal trainer. Ilyse is currently continuing her training education by studying the NASM corrective specialty. Ilyse has been involved with many populations including coaching Special Olympics and has a great passion for helping others. She is also an experienced dog trainer. Ilyse has trained many dogs for various service organizations throughout the United States. She even has two service dogs of her own that assist her with her daily life. Ilyse has been running a transportation company for many years, and is very excited to work with the many different populations that visit Ability 360.

She is also passionate about empowering people by rebuilding a sense of balance, combined with strength and independence. Ilyse will definitely strive to provide safe, professional guidance to ensure people reach their goals and beyond.

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Jena Yates

Jena is a personalized fitness trainer certified by the American Council on Exercise (ACE). Jena has also been in practice as a Licensed Massage Therapist for nearly 20 years and has a strong interest in nutrition and in helping others to make healthy lifestyle choices. She believes that emphasizing our strengths empowers us to have positive growth toward our endless potential. Currently, while away from the gym, Jena teaches group fitness classes for wheelchair users and works with a wide variety of clients to create fun and challenging sessions that are tailored to their unique circumstances. Jena and her daughter have been members of Ability360 for the last seven years and absolutely love that it enables them to participate in fitness related activities and classes together.

When she isn’t working, Jena loves spending time with her husband, their daughter and their dogs. Otherwise, you can find her drinking chai lattes and reading about nutrition and fitness, going for a run, bike ride, or hike, or cooking/baking something healthy and delicious!

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Joe Underwood

Joe is a NASM certified personal trainer who also has a Bachelor’s degree in psychology from the University of Missouri as well as a Master’s degree in sport psychology from Florida State University. He values the importance of the mental side of performance just as much as the physical side, and is passionate about creating a motivational and fun workout environment for his clients.

Joe is a former swimmer and wheelchair basketball player. Some of his accomplishments include representing the US National Team in both sports as well as playing wheelchair basketball on scholarship at the University of Missouri. He attributes a lot of his success in sports to the amazing trainers he had over the years who were patient and took the time to get to know him, as well his ability level, in order to create the most effective training programs. He is excited to work with his clients to help them achieve the same success he had through personalized and adaptive training.

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Jordyn Smith

Jordyn is a NASM certified Personal Trainer. She graduated in 2026 from Northern Arizona University with her Bachelor's in Fitness Wellness and Minor in Disability Studies. She has a strong passion for making fitness inclusive for everyone! Jordyn has a super sweet yellow lab as a Guide. His name is Nemo. Jordyn has taught Group Fitness classes ranging from Cycle, HITT, and Pilates. Jordyn plans to get her Doctorate in Occupational Therapy in the Fall of 2027 and is excited to bring that knowledge into personal training. Jordyn specializes in foam rolling techniques as well as low impact fitness.

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Justin Graham

Justin is a NASM Certified Personal Trainer & Fitness Nutrition Specialist, and Certified Zumba/Aqua Zumba Instructor. He has lost over 100lbs and specializes in weight management, strength training, mental toughness and fitness behavior change! He also knows that the secret to Healthy Happiness is to make fitness fun! Every fitness journey just takes a start!

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Manny Rios

Manny Rios is a NASM certified personal trainer. He is pursuing a secondary certification in Performance Enhancement specialist through NSAM. He is also currently continuing his education at Phoenix College where he is going to be receiving his AA in Exercise Science. Manny is a US Air Force veteran. During his time in the service, he was in Security Forces Military Police at Davis Monthan Air Force Base and completed a tour of duty in Afghanistan. Manny is an avid runner and calisthenics (body weight exercises) enthusiast. When he is not studying, he enjoys hiking at various routes around the valley or jamming out to EMO or EDM.

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Stephen Eik

Stephen is a NASM Certified Personal Trainer who has a Bachelor’s degree in Biological Sciences from Cal Poly San Luis Obispo. He has been passionate about sports and fitness his entire life, with experience in competitive swimming, triathlon, and wheelchair rugby. After sustaining a spinal cord injury, he quickly realized that strength training and participating in organized sports made daily living with mobility issues much easier, and was the key to achieving independence. With this insight, he wants to challenge others to build strong muscles, as well as relationships that will last a lifetime.

Before moving to Phoenix, Stephen worked with students at Cal Poly, offering fitness assessments and body composition testing. He also worked in the Wellness Department at Spring Lake Village, a retirement community in Santa Rosa, California.

When Stephen isn’t in the gym or on the rugby court, you can find him rocking out at a metal concert, watching sports, or giving his service dog Maddie belly rubs!

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Stephanie Lovinger

Stephanie is an experienced special educator and adaptive physical education teacher. She earned her bachelor's degree in special education at Arizona State University and a Master’s Degree from Northern Arizona University. During Stephanie’s teaching career she was an advocate to ensure all students have accessible physical education programming. This came from her 18 plus years in self-contained classrooms where students would have progressed further given proper access to physical education.

With this passion Stephanie found that as an ISSA Certified personal trainer she could focus on helping individuals reach their health and fitness goals. She is enrolled at Grand Canyon University, working on a Doctor of Philosophy in Performance Psychology degree. During her own fitness journey, Stephanie embraced her own physical limitations, from learning how to walk again to now an avid hiker.

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