Mark Siegmund, MA, LPC, LCPC

Chief Clinical/Operations Officer
(913) 324-3608

Mark Siegmund has been a counselor for 27 years in Missouri, New Hampshire, and Kansas working extensively with children, adolescents and families. Mark has presented locally and nationally on Trauma-Focused Care, Youth with Sexual Behavior Problems and other topics such as Peaceful Parenting and Adolescent Development and Sexuality. Mark has worked with foster families and in residential care for over 20 years. He has formulated KidsTLC Autism Program which opened in 2012, and continues to work with a variety of distinguished experts in the field throughout the country.


George Thompson, Jr., MD, FAPA

Chief Medical Officer
(913) 324-3636

Dr. George, as the staff and kids call him, is a board-certified child and adolescent psychiatrist with a long history of successful treatment of children with complex mental illnesses. He earned his medical degree from the University of Texas, Southwestern Medical School in Dallas, and studied child, adolescent and adult psychiatry at the Karl Menninger School of Psychiatry in Topeka. He was the Director of Residency Training at Menninger when the clinic moved to Texas. He is an associate professor of psychiatry and medical education at the UMKC School of Medicine, where he teaches medical communication skills to future doctors. Dr. George is an innovator when it comes to guiding adolescents and children to exploring their own behaviors and giving them and their families the tools to modify the behaviors they want to change.

Brandon Mock, ATR-BC, LPC, LCMFT

Associate Vice President of Phoenix Programming

For more than 18 years, Brandon has worked in clinical and administrative capacities for organizations serving youth in psychiatric residential, intensive outpatient, and outpatient behavioral health. In addition to overseeing psychiatric residential programming, he provides individual, family, and group therapy as well as consultation, education, and training for parents and mental health practitioners in working with youth who suffer from the effects of childhood trauma such as mood dysregulation, disrupted attachment, and challenging behaviors. Brandon received training and direct supervision by Daniel Hughes, PhD, the originator of Dyadic Developmental Psychotherapy (DDP) and is a certified DDP practitioner and consultant. Outside of work he spends most of his time enjoying his children’s sports activities. When time allows he likes to bike, run with his dog, and write/record music in his home studio.

Kelly English, LPC

Associate Vice President of Phoenix Connections
(913) 324-3611

Kelly English, LPC, received her undergraduate degree from St. Louis University and Master’s Degree from University of Kansas. Kelly is a very energetic licensed professional counselor with more than eight years of successful experience in both residential and outpatient clinical therapy settings.

Kelly began her career as a Therapeutic Case Manager at KVC. Kelly gained experience with the foster care system and helped families reconnect after a traumatic event. This experience led to her becoming a Milieu Therapist and Case Coordinator at KidsTLC. Through drive and determination, she quickly moved up the ladder into her most current role as the Associate Vice President of Phoenix Connections. Currently, Kelly oversees half of the Psychiatric Residential Treatment Facility, as well as the Sanctuary and IOP programs at KidsTLC. Within these programs, Kelly provides support and consultation to the therapists and program managers.

In addition to overseeing psychiatric programs, she provides individual, family and group therapy to adolescents with severe mental health and attachment issues through the outpatient program. Kelly also has experience with program development and administrative work. Kelly is most fulfilled when helping staff grow professionally and when her vision and ability to nurture relationships lead to long-term solutions and success at KidsTLC.