Dialectical Behavior Group of Greenville, LLC
14 Manly Street Greenville, SC 29601 | Tel: (864) 242-5551

Meet Our Therapists


Mary Knight, MS, LPC

Graduated in 1988 from Georgia State University with a degree in counseling and psychological services. She has both administrative and clinical experience in community mental health treatment as well as with various inpatient psychiatric facilities. In 1997, she received intensive training in DBT taught by Marsha Linehan, Ph.D., its founder. Ms. Knight has been involved in doing DBT, designing and overseeing DBT programs, training staff, and providing consultation to community therapists since that time.


Catherine Roberts, LISW-CP

Earned a Master’s degree in social work from the University of Tennessee in 1998. She has worked with various psychiatric populations since 1993 and has been actively involved with professionals trained in DBT since 1998. She completed her intensive training in DBT in 2001 which was led by Linehan trained therapists. Ms. Roberts has experience in individual therapy, skills groups, leading workshops, and providing consultation to therapists in the community. She served as both coordinator and therapist for a DBT partial hospitalization program prior to her work at Three Springs. She is also a supervisor for LISW-CP candidates.


Kimberly Halley, LMFT

Joined Three Springs DBT Group in July of 2005 after graduating from Converse College with a graduate degree in Marriage and Family Therapy. Besides working in outpatient settings doing individual therapy with adults, adolescents, children and groups; Ms. Halley rounds out the Three Springs team with her experience working with families and couples and doing crisis counseling. Ms. Halley received intensive DBT training in 2005 by Linehan-trained therapists and more recently was intensively trained in Radically-Open DBT (RO-DBT), a treatment for Treating Over-Control Problems (2014-17)..  In 2013, Ms. Halley opened her own practice, Clarify Counseling DBT but continues to work with the clinical team, Three Springs DBT Associates providing standard DBT.


Jamie Martin, LPC

Graduated from Clemson University in May of 2015 with a Masters and Educational Specialist degree in Clinical Mental Health Counseling. In order to further her knowledge of DBT, Mrs. Martin received intensive DBT training in June of 2015 from Linehan-trained therapists. She joined the Three Springs DBT team & Clarify Counseling DBT Therapy in July of 2015 where she provides comprehensive DBT, an evidence-based treatment to both adolescents and adults.