Our Team

Amanda Mistretta, LAC, LCADC, NCC, is a clinician specializing in co-occurring substance use and mental health disorders. At Guardian Recovery, she provides evidence-based, individualized care grounded in comprehensive assessment and collaborative treatment planning. Her approach integrates CBT/DBT-informed skills, ACT, crisis intervention, motivational interviewing, trauma-informed care, and psychoeducation to support stabilization, relapse prevention, and emotional regulation. Amanda emphasizes ethical, culturally responsive practice, ongoing professional development, and outcomes-focused treatment that respects each client’s autonomy and individual readiness for change.

Ann serves as an APN at Princeton Detox and Recovery Center, with over 50 years of dedicated healthcare experience, bringing exceptional expertise to Guardian Recovery’s mission of hope and healing. Earned an RN from Bayonne Hospital School of Nursing in 1967, received Nurse Practitioner certification from the University of Miami in 1975, and completed a Master of Public Health from the University of Liverpool in 2010. Since 1968, has specialized in addiction treatment, offering more than five decades of experience helping individuals navigate the path to recovery from substance use disorders. This extensive and varied clinical background, combined with advanced public health training, enables the delivery of compassionate, evidence-based care. Deeply passionate about supporting clients through their recovery journey and firmly believes in every person’s inherent capacity for healing and transformation.

Ericka serves as an Advanced Practice Nurse at Princeton Detox and Recovery Center, where she is a doctoral-prepared Nurse Practitioner dual board-certified in psychiatric mental health and family practice. She specializes in mental health and addiction treatment, bringing comprehensive clinical expertise to support individuals on their path to recovery. Ericka’s approach blends evidence-based care with deep compassion, focusing on individualized treatment that addresses each client’s unique needs. Her dedication centers on helping people struggling with substance use and mental health disorders find hope, healing, and lasting transformation. Ericka is passionate about empowering clients to reclaim their lives and build healthier, more meaningful futures.

Tanesha Lewis, LSW is a Licensed Social Worker with a Master’s in Social Work from Kean University and a Bachelor’s in Criminal Justice from Rutgers University. As a Certified School Social Worker, Tanesha brings over a decade of experience in behavioral health, substance use recovery, and family therapy to her role at Guardian Recovery. She currently provides Intensive In-Community services to families in Middlesex County while supporting individuals on their recovery journey. Tanesha’s approach is grounded in trauma-informed and culturally responsive care, emphasizing strengths-based techniques to foster resilience. Her professional passion stems from a deep commitment to helping clients overcome challenges and build pathways to lasting healing. Tanesha believes that compassionate, client-centered support creates the foundation for transformative change, offering hope to those navigating substance use and mental health disorders.

Khristian serves as the Behavioral Health Tech Supervisor at Princeton Detox and Recovery Center, bringing an Associate in Human Services from Brookdale Community College and ongoing studies in Health Service Management at DeVry University. With a comprehensive understanding of addiction recovery processes, Khristian leads the behavioral health team in providing evidence-based, compassionate support to clients during the critical detoxification phase. His supervisory approach emphasizes holistic care that addresses both physical and psychological needs during early recovery. Khristian is dedicated to creating supportive environments where clients can begin their healing journey with dignity and hope. He finds fulfillment in being part of a team at Guardian Recovery that transforms lives through understanding, respect, and personalized care.

Alicia Ventriglia, Counselor at Princeton Detox & Recovery Center, holds a Master’s degree in Counseling with a specialization in addictions. Initially joining as an intern in May 2022, she transitioned to a full-time role in January 2023 after completing her graduate studies. Alicia employs an empathetic and client-centered approach, meeting individuals where they are in their recovery journey. Her focus is on supporting clients and their loved ones through the challenging detoxification process, helping them transition to the next level of care with confidence, dignity, and restored self-pride. Alicia is dedicated to Guardian Recovery Network’s mission of providing hope and healing, considering it a privilege to guide individuals through their first steps toward lasting recovery.

Justin is a Master’s level clinician (LAC) with a Bachelor’s in Psychology from Stockton University and a Master’s in Clinical Mental Health Counseling from The College of New Jersey. He brings valuable experience from structured sober living environments and his role as a Behavioral Health Technician at PDRC. Justin specializes in Motivational Interviewing techniques, focusing on individual strength building and developing personalized treatment plans that align with each client’s unique needs. He is passionate about creating supportive healing environments and believes in involving families in the recovery process when appropriate, empowering clients to achieve lasting recovery and renewed hope in their journey toward wellness.

Martha Goldman serves as Director of Nursing at Princeton Detox and Recovery Center, bringing over 30 years of nursing expertise to addiction treatment. With a Master’s in Counseling Services, National Board Certification, and licensure as an Associate Counselor, she combines medical expertise with therapeutic understanding. Prior to joining Princeton Detox in 2019, Martha directed nursing at Pine Tree Recovery Center and spent 16 years managing obstetrics at Capital Health Medical Center. Known for integrating evidence-based practices and maintaining high staff retention rates, Martha advocates passionately for clients and their families. “My commitment to those struggling with substance use and mental health disorders is to provide compassionate, ethical care that establishes a foundation for lasting recovery and renewed hope.

Andrew McDowell-Miller serves as a Business Development professional at Guardian Recovery. With experience in the treatment field since 2021, Andrew progressed from his initial role as a peer recovery specialist through admissions before advancing to his current position in 2022. Drawing strength from his personal recovery journey, Andrew brings authentic understanding and compassion to his work. He is deeply committed to helping individuals struggling with addiction and mental health disorders find hope and healing. Andrew is passionate about fostering meaningful connections and building supportive relationships that create pathways to recovery for those in need.

Jack serves as Group Facilitator at Guardian Recovery, bringing nearly 40 years of experience in addiction treatment and recovery. As a certified clinical supervisor with expertise in both inpatient and outpatient settings, Jack possesses comprehensive knowledge of evidence-based recovery approaches. His distinguished career spans various treatment modalities, allowing him to develop effective strategies that address the complex needs of individuals struggling with substance use disorders. Jack’s calm, serene presence creates a safe environment where clients feel understood and supported throughout their recovery journey. He is deeply passionate about motivating individuals to build lives free from the negative consequences of addiction, drawing on his extensive experience to guide clients toward lasting healing. Jack remains committed to empowering each person to discover their path to sustained recovery and renewed purpose.

Shane Stone serves as Director of Operations at Princeton Detox and Recovery Center, where he oversees behavioral health technicians, culinary, and housekeeping staff while ensuring facility compliance and quality care standards. Since joining as a Behavioral Health Technician in 2019, Shane has advanced to his leadership role by demonstrating deep understanding of both operational excellence and the personal journey of addiction recovery. His leadership approach emphasizes compassion, respect, and unwavering commitment to client well-being. Shane is dedicated to fulfilling Guardian Recovery’s mission by creating a positive, supportive environment for individuals seeking help on their recovery journey. Outside of his professional commitments, Shane enjoys golf and quality time with family.

Amanda Hilzer, LCADC, CCS, CAADC, CS, serves as a clinical professional with over 16 years of experience in substance use disorder and mental health treatment, both as a counselor and clinical manager. She holds a Masters of Education in Counseling Psychology from Lehigh University and maintains multiple certifications, including Licensed Drug and Alcohol Counselor (NJ), Certified Advanced Alcohol and Drug Counselor (PA), and Certified Clinical Supervisor in both states. Amanda has been recognized with the YWCA Women Who Make a Difference award for her contributions to the field. Her extensive experience includes teaching undergraduate courses and presenting at professional conferences. Amanda is deeply committed to providing compassionate, evidence-based care that empowers individuals on their journey toward recovery and improved mental health.