Edgardo Vargas, ASW
ASW# 96019
In-Person
Edgar is an Associate Clinical Social Worker and veteran dedicated to public service. He holds a M.S.W. from the University of Southern California.
He brings extensive experience working with individuals facing substance use disorders, homelessness, and justice system involvement. His roles have included liaison for the OC Collaborative Courts and Substance Use Disorder Specialist with the VA, where he supported homeless veterans in housing and recovery.
Edgar utilizes evidence-based approaches like CBT, Motivational Interviewing, Problem Solving Therapy, Goal Development, and Solution Focused Therapy.
Able to conduct therapy in English and Spanish.
Supervised By:
Michael DeSena, LCSW # 108768
Jon Ladner, LMFT, APCC
LMFT# 158474
APCC# 15069
Hybrid
Jon is a dedicated clinician with extensive experience supporting adolescents, first responders, couples, and individuals navigating addiction. Having earned his education at Azusa Pacific University with a dual focus on Marriage and Family Therapy (MFT) and Professional Clinical Counseling (PCC), Jon brings a comprehensive perspective to his practice. He specializes in trauma recovery and is formally trained and certified in Eye Movement Desensitization and Reprocessing (EMDR), an evidence-based approach for healing from traumatic events.
Jon approaches therapy with a deep respect for the courage it takes to pursue growth. He provides an empathetic and structured environment for those ready to face life’s challenges, guiding them through the process of recovery and resilience with genuine care
Supervised By:
Michael DeSena, LCSW # 108768
Diana Hattar, AMFT, APCC
AMFT# 151825
APCC# 18332
In-Person
Diana is a compassionate clinical psychologist dedicated to providing evidence-based psychotherapy to children, adolescents, adults, couples, and families. She will complete her Doctorate in Clinical Psychology this May, having built her foundation at Chapman and Pepperdine Universities.
Specializes in trauma, anxiety, depression, grief, relational conflict, and emotional dysregulation. She integrates multiple modalities, including CBT, DBT, trauma-focused interventions, and psychodynamic approaches, to create a tailored treatment plan.
Known for a warm, attuned, and actively engaged style, Diana provides clients with the tools and structure needed to understand root patterns, develop new psychological skills, and achieve meaningful, long-term change. Her background as a high-performing athlete also informs her focus on motivation and resilience.
Diana is deeply committed to ethical care, cultural humility, and fostering a non-judgmental space for profound personal transformation.
Able to conduct therapy in English and Arabic.
Supervised By:
Michael DeSena, LCSW # 108768