Catherine E. Sims is a Board-Certified TeleMental Health Provider and Licensed Mental Health Professional with nearly 20 years of dedicated experience in the behavioral healthcare field. Since 2014, she has successfully operated a private practice, and most recently served as the Clinical Director at the Integrative Trauma Treatment Center in Portland, Oregon. Her career is defined by a deep commitment to trauma-informed care and the resolution of complex relational wounds. A passionate advocate for clinical excellence, she spent years in higher education mentoring and developing the next generation of therapists at Northwestern University.

As the founder of Olympic Trauma Specialists (OTS), Catherine is pioneering a group practice model centered on clinical integrity. By shifting away from traditional power dynamics, she has created a collaborative space where professional growth is a shared journey. In this environment, expertise is cultivated through collective knowledge and the consistent practice of reflective supervision.

Catherine provides direct oversight and mentorship to all clinical staff at OTS, ensuring that every client receives evidence-based, compassionate care. Her leadership philosophy is rooted in transparency and professional agency, creating a space where therapists can thrive while helping clients navigate the journey toward healing.