Meet Our Team Of NJ Counseling and DBT Professionals

Our team of licensed therapists are experienced in Dialectal Behavior Therapy (DBT) and other forms of counseling and psychotherapy

Princeton Center for DBT and Counseling Center Clinicians

Lona Stranieri, LCSW; DBT-Linehan Board of Certification, Certified Clinician™

Lona Stranieri, LCSW - Director Princeton Center for DBT

Lona is the Founder and Director of Princeton Center for DBT and  Counseling and a DBT-Linehan Board of Certification, Certified Clinician™.  She has extensive training and clinical experience in providing DBT therapy as well as other cognitive, behavioral, and mindfulness-based  psychotherapies. She is intensively trained in DBT and has participated on DBT treatment teams since 2006, and as a DBT Team Leader since 2010.  In addition, she has completed advanced training in EMDR and works with  individuals with developmental trauma and PTSD; and has completed Level 2 training in the Gottman method for Marriage and Couples Therapy. A  graduate of Rutgers University School of Social Work, Lona has been counseling individuals, couples, and families since 2006 and has extensive experience as a group facilitator. Lona is also a NJ State Board of Social Work Examiners approved clinical social work supervisor.  Her second love is teaching and training and she has done so in a variety of settings including in clinical practice, as a workshop presenter at professional conferences, as a university guest lecturer, and by providing on-site trainings to various agencies, hospital-based, and continuing education programs. Prior to clinical practice Lona  worked for 10 years as a consultant to health and human services organizations developing, implementing, and monitoring social service programs for government and non-profit organizations.

Lona is a DBT-Linehan Board of Certification, Certified Clinician™

Heather Renaud Kong, LCSW

Heather Renaud Kong, LCSW

Heather has completed the Foundational Training for DBT therapy, as well as other trainings in the model through Behavioral Tech. She is a graduate of Rutgers University School of Social Work and has practiced clinically  since 2005 with multiple populations throughout Mercer County (NJ).  Heather has worked with individuals who suffer from depression and other  mood disorders, anxiety, personality disorders, substance abuse, and  relationship problems in ethnically, culturally, and economically  diverse settings. Through her work in various non-profit organizations,  Heather provided family and individual counseling and case management  services. She also has training in end-of-life care and the facilitation  of bereavement groups, which is augmented by her experience working in hospice care where she aided clients from all walks of life. Heather is trained as a Disaster Response Crisis Counselor and is certified as a School Social Worker. 

Jennifer D. Marshall, MA, LAC

Jennifer D. Marshall, MA, LAC

Jennifer has completed foundational DBT therapy training with Treatment Implementation Collaborative.  She is a graduate of the Counseling Program at Montclair State University. Her experience includes counseling children, teens, adults, couples, and families dealing with a wide range of social and emotional challenges. Jennifer works with individuals struggling with anxiety, depression, grief, self-harm, gender/sexuality issues, and life  transitions. She offers clients a person-centered perspective that is grounded in accessible behavioral techniques. Her educational background includes a PhD in English. As a former professor she incorporates her expertise in teaching skills and concepts into her work as a DBT Therapist and Skills Trainer.

Siobhan M. Strickhart, MA, LAC, NCC


Siobhan has completed the Foundational DBT therapy Training through Behavioral Tech. She is a graduate of the Clinical Mental Health Counseling Program at the College of New Jersey. She has a passion for working with adults and adolescents transitioning into various life stages. Siobhan has extensive experience working in the Princeton University Office of Disability Services helping students and their parents navigate college life as they struggled with various challenges. She is familiar with the complexity of these transitions and the strain they place on students and their families particularly when there are challenges of mental health, learning and cultural assimilation. Siobhan has also worked in outpatient substance abuse programs with adults of all ages. She is a member of the American Counseling Association and a Board Certified member of the National Board of Certified Counselors.

Dayna D’Amico, MSW, LCSW


Dayna has completed Foundational training in Dialectical Behavior Therapy (DBT therapy) from Behavioral Tech; and has extensive experience working in Partial Hospitalization and Intensive Outpatient settings using the DBT model. She earned her undergraduate degree from the University of Delaware in psychology, after which she joined the Princeton House Behavioral Health Teen Girls Program where she worked as a mental health associate providing group counseling, case management, orientation, referral and coaching services to adolescent girls. In May, 2017 Dayna completed her Master of Social Work degree from Rutgers University School of Social Work where she specialized in drug and alcohol counseling.  

Dayna has extensive experience working with adolescent girls and women aged 18 and older who are diagnosed with mental health and substance use disorders. She has served clients struggling with mood disorders, anxiety, trauma symptoms, addiction and relationship issues. She believes in providing a safe and supportive environment for clients in which to explore and grow; and incorporates the practice of mindfulness to assist clients in developing wisdom and understanding of their thoughts, feelings and actions.