Meet our Team

The five phased treatment approach is unique to Teensavers. We understand that every child is different and that more than one form of therapy is needed to address your teen's specific issues.

Tim Chapman founder of Teensavers
Tim Chapman

With 35+ years experience in the profession of addiction and behavioral treatment, Tim is a national leader and sought after speaker. He is a professional Interventionist and trained at the original “Johnson Institute” of Minnesota under the renowned Vernon Johnson

COO Esther Chapman portrait
Esther Chapman
Chief Operations Officer

Esther holds a Masters Degree in Counseling Psychology from the University of the Cumberlands where she also studied abroad for her degree at the University of Oxford, UK. She holds a Bachelor’s Degree in Christian Counseling and a Certificate as a Certified Addiction Treatment Counselor (CATC IV).Esther is co-owner & co-creator of Chapman House & Teensavers.

George Tucker Clinical Psychologist
George Tucker
Clinical Psychologist

George H. Tucker, Ph.D., ABPP is a Clinical Psychologist with over forty years of experience in working with children, adolescents, and adults with problems in learning, development, or behavior. Dr. Tucker has written papers on the etiology and treatment of behavior problems, as well as on training issues in psychology. Dr. Tucker’s book, Problem Children: It’s Not Always the Parents’ Fault, has been praised by professionals and parents alike. He is in the process of writing a book on why he became a psychologist.

Joe Sosta
Clinical Director

Joe joined Teensavers in the fall of 2019 as Clinical Director and Primary Therapist. He earned both his Master’s Degree in Counseling and his Bachelor’s Degree in Ethnic Studies (emphasis in Chicana/o Studies) from CSU Fullerton. His research and clinical work has focused on working with children, adolescents, teens, and their families. Joe is a Registered Associate Marriage and Family Therapist (AMFT 116876) and a Registered Associate Professional Clinical Counselor (APCC 7064) with the Board of Behavioral Sciences working under the supervision of Dr. George Tucker.

Berril Coakley portrait
Berril Coakley
Certified Group Home Administrator

Berril is a Certified Administrator and the engine behind all Teensavers operations. Berril has been with Chapman House for over a decade and is a patient advocate and support person to the entire staff and its smooth operations.

Dan Chapman portrait
Dan Chapman
Director Corporate Compliance

Dan is a professional Interventionist and Certified Addictions Specialist with over 20 years experience. Dan has contributed to the entire therapeutic program at Teensavers. Dan is also a specialist in Opiate Detox, treatment and related disorders. As an Interventionist, Dan is 98% successful in convincing those who need help, yet refuse to accept it, to enter treatment despite their opposition. If your loved one needs help, yet, refuses to acknowledge it; Dan will change that in one meeting; guaranteed!

Kim Tucker
Senior Behavioral Health Technician

Christian Carillo
Behavioral Health Technician

Preeti Rijal
Behavioral Health Technician

DeJae Lloyd
Behavioral Health Technician

Kelly Bermudez
Behavioral Health Technician

John Matthews
Behavioral Health Technician