About Us

Our Team

Catalpa Health is governed by a local board of directors, comprised of children’s health experts and business professionals from throughout the Fox Cities.

Board of Directors

  • David Vander Zanden
    , Chair
  • Gail Ostrander
    Children’s Wisconsin, Secretary
  • Julie Meyer
    ThedaCare Behavioral Health, Treasurer
  • Mike Bergmann
    Ascension, Member
  • Wendy Barton, M.D.
    ThedaCare, Member
  • Amy Herbst
    Children’s Wisconsin, Member
  • Shaun Gunderson
    J. J. Keller, Member


tracy guiou

Tracy Guiou | President & CEO

Tracy Guiou, PhD, BCBA-D, is the President and CEO of Catalpa Health. She joined Catalpa in November 2021 following decades of work as a CEO within behavioral health, specifically in autism spectrum disorders. Dr. Guiou negotiated the sale of her multi-state agencies in 2019 to the start-up behavioral health agency, Kadiant, LLC; and most recently served as their Vice President of Mental Health Services.

Tracy holds licensure as a Psychologist in Wisconsin, Ohio and Georgia and additional certification as a Board Certified Behavior Analyst – Doctoral level. Her passion for providing high-quality and meaningful treatment for children and their families over the last 25 years continues today, and joining the Catalpa team allows her to extend that impact.

“In accepting this role with Catalpa, I am most excited to work with a dedicated team to further extend our mission of helping children and their families mental wellness during an unprecedented time in our communities,” Dr. Guiou notes.

Scott Radtke | Chief Clinical Officer

Scott Radtke, MSE, LPC, NCC,  is Catalpa Health’s Chief Clinical Officer. He provides clinical oversight of program development and clinical solutions, and ensures the overall efficiency and effectiveness of Catalpa services.

Scott joined Catalpa as Day Treatment Manager in February 2016. He has worked in the counseling field for over twenty years and has significant clinical and leadership experience, as well as a passion and commitment to the mission and families served by Catalpa.

Prior to working at Catalpa, he served as the associate dean of student health and wellness at Lawrence University.

Scott earned his bachelor’s degree in psychology and his master’s in counseling from the University of Wisconsin Oshkosh.