Taylor-Kevin Isaacs M.S., CPT-MES, CSCS, NASM-CES, MELT

Co-Founder / Owner / Chief Clinical Exercise Physiologist & Kinesiologist / Creator of TKI System of Function

Taylor is an award winning Kinesiologist / Exercise Physiologist, Medical Exercise Specialist, Corrective Exercise Specialist and Certified Strength and Conditioning Specialist. This former associate professor of Kinesiology at California State University in Northridge was named the IDEA Trainer of the Year in 2002, the American Council on Exercise (ACE) Trainer / Clinical Exercise Specialist of the Year in 2002, and was the two-time Grand Champion MET-Rx World’s Best Trainer in 2000 and 2001. In July 2009, he was honored and recognized as an award winning IDEA expert author. Currently, Taylor is obtaining an interdisciplinary doctorate degree (PhD) in health promotion, and human performance.

“My mission is to afford every client the opportunity to have an accessible, comfortable and complete recovery experience at our facility- C.O.R.E - an optimal healing environment.

My unwavering practice-culture beliefs are: 
- “One size fits nobody”
- “Exercise is for every-body”
- “The process is the progress”
- “Better has no finish line”

I am very grateful that I have a staff of highly-degreed, highly=qualified restorative exercise advisors and specialists that are eagerly willing to help each client reach their goals with a well-planned restorative exercise program, in the optimal manner to which C.O.R.E clients are accustomed. It is with these client-centered values that my staff and I resolve to provide every client with world-class compassionate care.”

Professional Memberships:

  1. A.C.S.M – American College of Sports Medicine

  2. N.A.S.M – National Academy of Sports Medicine

  3. N.S.C.A – National Strength and Conditioning Association

  4. A.C.E – American Council on Exercise

  5. I.D.E.A Health & Fitness Association – International Dance-Exercise Association

  6. N.P.I. – National Posture Institute

  7. M.E.L.T – Myofascial Elongation Lengthening Technique

  8. I.H.R.S.A - International Health, Racquet and Sportsclub Association

  9. A.C.S.M/E.I.M – American College of Sports Medicine/Exercise is Medicine Credentialed Center of Distinction


Brittney Barfield M.S.
Directory of Facility Operations / Team Lead / Master Restorative Exercise Specialist

Brittney is currently a Restorative Exercise Specialist at C.O.R.E. She graduated from California State University of Northridge with a Bachelors degree in Kinesiology and a Masters Degree in Exercise Physiology.  She has been working at C.O.R.E since 2011.

“I couldn’t be happier to have found a place like C.O.R.E… I was drawn to C.O.R.E because I was inspired by the work of Taylor Isaacs and the unique approach in which they took on rehabilitation. It is here that I am able to work one on one with my clients and help them to reach their fullest potential. It is my passion here at C.O.R.E to provide hope, strength and possibilities for my clients. It feels good to be a part of a strong team filled with amazing individuals. I hope to continue to give inspiration to my clients as they continue to inspire me.”


Natalie Corbet M.S.

R.E.S. (Restorative Exercise Specialist)

Natalie holds a Masters degree in Kinesiology: Adapted Physical Activity from California State University Northridge. Natalie graduated in December 2015 and has been working at C.O.R.E since February 2015. At C.O.R.E she performs evaluations and provides creative individualized programs for each individual she works with. She also mentors other staff members at C.O.R.E.

At the Center of Achievement at CSUN, Natalie taught aquatic aerobic dance and deep water classes for students, staff members and clients. This group class was specific to clients’ needs that cannot weight bear on a land based exercise program. 

Natalie was mentored by Dr. Romack at CSUN and instructed a Motor Development Lab for Kinesiology students. Natalie has the ability to enhance Kinesiology students with a community service learning experience at a preschool site.

Natalie is excited to continue her work and education at C.O.R.E and expand her knowledge. Natalie is passionate about helping individuals to regain their strength, endurance, balance, and achieving their personal goals and hopes to impact their daily lives!


Jon Gorospe B.S.

R.E.S. (Restorative Exercise Specialist)

Jon holds a Bachelors degree in Kinesiology from California State University Northridge(CSUN) and has completed his course-work towards a Masters degree in Adapted Physical Activity at CSUN. Jon has worked at the Center of Achievement at CSUN as a teaching associate helping undergraduate students learn and implement adapted exercise programs for individuals with a disability. Jon has experience inland-based and aquatic-based therapeutic exercises, motor development skills with children as well as collegiate level sports training with the Women's Basketball team at CSUN. Jon is looking forward to learning and sharpening his craft so he can provide the best quality of training and service to those at C.O.R.E.


Matthew Covarrubias B.S.

R.E.A. (Restorative Exercise Advisor)

Matt holds a Bachelor’s Degree in Kinesiology (Exercise Science) from C.S.U.N., and is currently in the process of receiving his Masters in Applied Exercise Science. Over the years, he has collected various experience in the fitness industry by working as a Physical Therapist Assistant for 2 years, Personal Trainer for 5 years, Athletic Training Assistant for 3 years, and an Athlete for over 15 years. Additionally, Matt was a staff member at the Center of Achievement in C.S.U.N. At the Center, he assisted undergraduate students and implement adapted based exercises for individuals with disabilities in both Aquatic and Land. After working in the Center of Achievement, Matt became a firm believer in restorative exercise and moving the body in the most qualitative manner.


Kyle Geary M.S.

R.E.A. (Restorative Exercise Advisor)

Kyle Geary is a graduate from California State University, Northridge. In 2015, Kyle earned his Bachelor's of Science in Kinesiology within the option of Applied Fitness and Active Lifestyle Development. In 2018, Kyle earned his Master's of Science in Kinesiology within the option of Adapted Physical Activity. While in his Master's program, Kyle worked at the Center of Achievement as a staff member, teaching associate, and as a graduate supervisor assisting undergraduate students implement adapted therapeutic exercises. In addition, Kyle instructed group exercise classes and worked with clients in both land and aquatic environment. Kyle has been working with the adapted population since 2014 and has been a restorative exercise adviser at CORE since August of 2018. Kyle wants to gain more experience and continue to learn how to meet individuals at their point of need. Kyle is a former college baseball pitcher and an ardent San Francisco Giants fan.


Darlene Bonilla

Front Desk Administrator

Darlene joined CORE in 2017 and has been a great contribution to our team, with her passion for helping others and commitment to our cause. Darlene is foundational to the productivity of the facility. She provides support to our clinicians on the floor and organizes the schedules for each of our clients so that everyone is taken care of. She is the smile that greets all of our clients at the door. Darlene enjoys working out, riding her motorcycle and spending time with her family.