Michael Dinneen

Michael Thomas Dinneen, LCSW, CSAT-S is a seasoned behavioral health leader, therapist, and entrepreneur with over 30 years of clinical and executive experience in the fields of addiction, trauma, and mental health treatment. He is the Founder and CEO of Valiant Living, an innovative treatment program integrating psychiatry, experiential therapies, family systems, and trauma-informed modalities. Michael holds a Master of Social Work from the University of Denver and a B.A. in Education from Boston College.
Throughout his career, he has served in key leadership roles at CeDAR at the University of Colorado Hospital, where he helped design and implement nationally recognized clinical programs. He is a Licensed Clinical Social Worker, Certified Sex Addiction Therapist and Supervisor (CSAT-S), Certified Multiple Addiction Therapist, and experienced in IFS, DBT, and family systems work. Michael is also the author of The Gift of Fulfillment: Practicing the Principles of Healthy Recovery.
Recognized as Addiction Counselor of the Year by the Society of Addiction Counselors in 2010, Michael combines deep clinical expertise with business acumen, having successfully launched and scaled programs that serve both commercial and Medicaid populations. A passionate advocate for integrated healing, he continues to guide individuals and families toward lasting recovery. He lives in Colorado, with his wife and two children.