About Arise Hillside Treatment Center
Why Arise Hillside Treatment Center
We recognize that no single therapeutic approach is inclusive of all clients. AHTC puts emphasis on the individual needs of each client and focuses to uncover the most appropriate therapeutic approach for all. The trademark of AHTC is our commitment to delivering high quality, personalized behavioral health care. Our modalities include cognitive behavioral therapy, dialectal behavioral therapy, dual-diagnoses therapies, social and developmental therapies, recreational activities, psychoeducation, on-going emotional guidance and support.
Taking a brave step to come to a treatment center can be overwhelming and stressful. The feelings of uncertainty, guilt, fear, and uneasiness are all part of the general process many individuals experience. However, keep in mind you are providing yourself the professional expertise, care, and tools you might otherwise not receive elsewhere. Arise Hillside Treatment Center is a place where you will process mental health needs, behavioral needs, and dual diagnosis needs. Rest assured our professional staff and clinical team will provide you the needed tools for growth and resiliency. With the overall goal of fostering healing, resiliency and empowerment AHTC offers a safe space where all individuals can feel empowered to work on their needs for healthier and happier lives.
Meet the Team

Syuzanna Shirinyan, LCSW
Founder/Clinical Director
Syuzanna is the clinical director and the founder of Arise Hillside Treatment Center.
Syuzanna is a Licensed Clinical Social Worker (#110363) who attended the University of Southern California, where she earned a bachelor’s degree in Sociology and a master’s degree in social work with an emphasis in cognition and innovation.
Syuzanna, brings years of clinical expertise and a profound knowledge of resources available to individuals facing mental health challenges. Throughout her career, Syuzanna has explored diverse clinical settings, where her expertise and empathy have made significant impacts in treatment and beyond. Syuzanna’s therapeutic support has been instrumental in helping individuals navigate complex challenges. She plays a pivotal role in advocating for primary mental health services and treatment modalities.
Syuzanna is passionate about Arise Hillside’s core values. She is a firm believer in empowering individuals by building trust through compassion and understanding to better understand themselves and their mental health journeys.

David Schwartz, LMFT
Group Facilitator
David Schwartz, MS, LMFT, is a Licensed Marriage and Family Therapist (#87261) who has led hundreds of group sessions in a variety of therapy modalities. He is committed to helping people understand their motivations and triggers, in an effort to help them become less reactive in their lives. David believes that when people understand what causes them to react negatively, they can start making choices that can lead to better outcomes in their lives.
David has been a Clinical Director for two residential treatment centers. In addition, he has been a professional writer for decades, most recently contributing to the anthology book, Spider-Man Psychology-Untangling Webs. David has his own blog on the Psychology Today website, and has written two books, Relationship Held Captive: Free Yourself for True Intimacy, and Your Career, Your Rules.

Marz Lund
Intake Coordinator
Marz is an intake coordinator at Arise Hillside Treatment Center. Marz takes great pride in being the individual on the other side of the line navigating and supporting the client in need. With a strong background of both personal and professional experience in mental health, Marz brings a vibrant and knowledgeable value to Arise Hillside Treatment Center. Marz is also taking strides to fulfill her academic requirements on the road to become a social worker.
During her free time, Marz enjoys completing art projects, going on spontaneous adventures, spending time with family and friends, and working on projects for her hobby of fashion.
“I learned the tools that I need in order to succeed in life and not to be too hard on myself”
“Arise Hillside Treatment Center taught me I am not broken I just needed support, guidance and mental freedom I am forever grateful to have gotten help here.’
“I love how structured Arise is yet meets everyone where they are at in their mental journeys”