Our Team

CoreActive is committed to employing highly-trained, experienced and compassionate Physical Therapy and Exercise & Movement specialists to benefit the health and wellness of our clients.


We are grateful for the opportunity to work with you on your health journey!


Jennifer Klestinski, PT, MPT, OCS, WCS, CSCS, BCB-PMD

Physical Therapist/Owner/Founder


  • Dual Board Certified: Women's Health and Orthopedic Clinical Specialist (APTA)
  • Certified Strength & Conditioning Specialist (NSCA)
  • Board Certified Biofeedback - Pelvic Muscle Dysfunction (BCIA)
  • Certificate in Achievement - Pelvic Physical Therapy (CAPP-Pelvic) (APTA)
  • Published J of Women's Health Physical Therapy may/aug 2012
  • Masters in Physical Therapy (Mayo Clinic Rochester, MN | 2001)
  • B.S. in Kinesiology-Exercise Physiology (UW-Madison | 1999)


Community Involvement & Service:

  • Erik J Aasen Humanitarian (Mayo Clinic); award recipient
  • Section on Women's Health of the American Physical Therapy Association (APTA); past Board member
  • Soccer, track&field, volleyball; youth coach 
  • Future Leaders WI Scholarship Foundation (501c3) focused on educational scholarships & mentorship for resilient, action-oriented students pursuing careers in healthcare and education; founder/past President
  • Lifelong commitment of time/talent/treasure to causes centered on women, familes, prevention 


Jennifer has over 20 years of experience practicing Physical Therapy in the Madison area and is passionate about running, women's health, and holistic care. She enjoys bridging the gap between traditional and preventive healthcare and fitness. Jennifer grew up playing team sports and studying ballet from a young age. After having children she began endurance training in earnest. Jennifer completed Ironman WI 2015 as an Ironman Foundation athlete raising considerable funds for Coaches vs Cancer WI. Jennifer enjoys training for road and trail races alike. She is an avid marathoner and repeat Boston Qualifier. She has completed five of six World Marathon Majors; last up: Tokyo. During downtime she enjoys reading, concerts, travel, and time with friends & family.



Michelle S.

Class Instructor

Level II Essentrics certified



Michelle teaches group and private Essentrics classes at CoreActive Therapy. The positive and restorative impacts of Essentrics inspired her to become a certified instructor to assist others in their pursuit of improving and regaining strength, mobility, and overall fitness. She enjoys teaching a variety of clients across age spans, from competitive and recreational athletes looking to increase performance or prevent/recover from injury, to individuals looking to improve their level of everyday functional movement.


Michelle holds a PhD in Curriculum & Instruction and a Masters in Social Work. Her hobbies include supporting her three kids in their interests, making stained glass art, well-intentioned gardening, attending live music concerts and festivals, being the caboose on the tandem bicycle she enjoys with her husband, playing board games, baking (and eating said baked goods), and reading great books. Michelle has been a long-time CoreActive Therapy supporter and is proud to be part of this team of exceptional service providers.




Julie S. 

Office Assistant




Julie is a lifelong runner and enjoys road biking. Physical fitness has always been important to her. Julie is long-time supporter, facilitator, coach, an advocate for the many benefits of youth athletics. She enjoys spending time watching her children's sporting activities with her husband. Julie also enjoys volunteer raising guide dogs for the blind through Occupaws.




© CoreActive Therapy 2021

"Never underestimate the power of dreams and the influence of the human spirit. We are all the same in this notion. The potential for greatness lives within each of us."


~ Wilma Rudolph ~       

3x Olympic Gold Champ, Track & Field, team USA