Program Staff and Counselors


Margie Diaz, LCSW - Executive Director

Licensed Clinical Social Worker

Direct: (949) 303-9015

Margie Diaz is a Licensed Clinical Social Worker and earned her Master's Degree in Social Work from the University of Southern California in 1997 and also received her Bachelor's Degree in Social Work and Behavioral Science from Concordia University in Irvine, California in 1990. She has extensive training in Chemical Dependency, Child Abuse and Neglect, Case Management, Crisis Intervention and Suicide/Homicide Risk Assessment. Margie has over 25 years’ experience in a variety of settings working with youth and their families in the Orange County. She has worked in psychiatric hospitals, community mental health centers and other juvenile programs. She has provided individual and group counseling for children, adolescents and families, facilitated support groups, case management, and specialized in crisis intervention and assessments. Margie is married and the proud mother of Triplets!!!



Licensed Marriage Family Therapist

Direct: (714) 328-5904

Peter Hilen graduated from Alliant international University in 2005 with a Masters in Marriage and Family Therapy. Since graduating he has specialized in the field on Adolescent and family chemical dependency. Pete has worked in a variety of settings within both the substance abuse and mental health field since 2005. Pete managed the adult and adolescent detox and the geriatric psychiatric unit at Chapman Medical Center, where he began working as an adolescent Counselor and family Therapist in 2005. He worked as a Drug and Alcohol Therapist at the Adult Detox and Inpatient Program at Mission Hospital in Laguna Beach. In 2007 Pete was an adjunct professor at Saddleback College in the Health and Human Services department teaching the Crisis Intervention Seminar and Practicum Site seminar. Pete has maintained a Private Practice in Orange County and has collaborated with California Youth Services in a variety of settings including Case Manager and his current role as Therapist and Clinical Facilitator. Pete is currently the Program Administrator for the Adult Crisis Residential Program in Orange.    


Kelly Scott, M.A. Ed - Program Director

Direct: (949) 533-9439

Kelly Scott is a California Credentialed, Multiple Subject Teacher and earned her Master of Education through Azusa Pacific University and Bachelor of Arts Degree in Sociology through California State University, Fullerton. She developed and overseas the Learn 2 Read OC program to help students that struggle with Dyslexia, the most misunderstood and common reading disability (1 out of 5 people). Untreated dyslexia leads to serious academic issues that have a potential to affect a person's decisions that lead to substance abuse, mental health challenges, and other delinquency problems. Kelly is also the Executive Director's assistant helping with administration, organization budget, and fund development. Kelly taught for the Tustin Unified School District as well as held an early childhood development position as a Preschool Director in Tustin. Prior to that she was a juvenile diversion specialist and became the first Program Administrator that implemented the Pepperdine Resource Youth Diversion & Education Program (PRYDE) collaborating with the Orange County Sheriff-Coroner Department. Throughout Kelly’s previous positions she’s held in the community, she has always been a part of CYS, ranging from grant writing, consulting, and stepping in where help has been needed.

Christina Nash - Program Administrator

Direct: (949) 303-9016





Crystal Dillard, M.A. - Program Manager

Direct: (949) 303-9017

Crystal Dillard received her Bachelor’s Degree in Psychology from the University of California, Riverside in 2005 and her Masters Degree in Clinical Psychology with an Emphasis in Marriage and Family Therapy from Pepperdine University in 2008. Crystal interned with Pepperdine University in coordination the Orange County Sheriff Department and Capistrano Unified School District where she was the Program Administrator for a youth diversion program for over three years providing prevention, intervention, and counseling to all at risk youth and their families throughout Orange County, Ca. Crystal has provided individual and family therapy, facilitated groups, and has extensive experience in adolescent treatment.  Crystal facilitates the JADE and DECISIONS program, develops marketing materials, maintains all social media accounts, and represents CYS at various educational and professional presentations and events.  


Mercedes Baeza - Spanish Translator/Interpreter

Direct: (949) 303-9018

Mercedes Baeza has been an interpreter working with CYS since 2007 and enjoys helping our Spanish speaking families throughout all of our programs. She also works for Tustin Unified School District as a Bilingual Tester Technician. She has a wonderful husband and two beautiful boys.


Arlene Dayrit, M.A., MFTI - Operations manager

Marriage and Family Therapist Registered Intern

Direct: (949) 614-5844

Arlene is a Marriage and Family Therapist Registered Intern. She earned her Bachelor's degree in Psychology from California State University, Fullerton and went on to earn her Master's degree in Clinical Psychology with an Emphasis in Marriage and Family Therapy from Pepperdine University. Arlene has experience in providing individual and group counseling to youth and adolescents in the community clinic and school settings. In addition, Arlene has worked closely with issues such as domestic violence, divorce/separation, anger management, substance abuse, and anxiety. Previously, Arlene worked with children with Autism, where she used Applied Behavior Analysis (ABA) techniques to improve the overall functioning of the client. Arlene is passionate about helping others, and strives to provide support to underserved communities. 


Saarika Rao, MSW

Social Work Intern


Jeremy O'Conner, LCSW

Licensed Clinical Social Worker

Pathways Community Counseling Center Therapist

Direct:  (562) 786-5094

Jeremy O'Conner is a Licensed Clinical Social Worker and earned his Master Degree in Social Work from California State University, Long Beach and received his Bachelor Degree in Psychology from Concordia University, Irvine.  He has worked with both adolescents as well as adults in Los Angeles and Orange County.  Jeremy has worked in a variety of psychiatric settings including hospitals and community mental health clinics.  He also has experience working with adolescents and adults in an inpatient chemical dependency unit.  He currently works in the intensive care unit and medical surgical settings.  He provides individual and group counseling for children, adolescents and their families using a variety of treatment modalities including cognitive behavioral therapy and solution focused techniques.  In addition he facilitates support groups and specializes in crisis intervention and assessments. 

Thomas Sullivan Jr.

Program Assistant

Thomas (Sully) is a full time student at Cal State Fullerton. Sully would like to receive a Bachelor’s degree in Business with an emphasis on Computer Information Systems.  Sully loves working with others and is a hard worker that is goal driven. In his spare time, Sully loves running, weight lifting, body boarding and shooting pool.

Trevor Rushton

Drug Test Administrator

Trevor Rushton

Drug Test Administrator