Nicholas Petrillo

Nicholas Petrillo serves as the Chief Executive Officer of Quadrant Health Group, where he is committed to expanding access to high-quality behavioral healthcare while fostering a culture centered on compassion, clinical excellence, and long-term recovery.

With extensive experience in behavioral healthcare operations, admissions, marketing, and organizational development, Nicholas has dedicated his career to helping treatment providers better serve individuals and families seeking care. His leadership has focused on building systems that make it easier for people to access treatment, receive personalized support, and continue their recovery journey with confidence.

Since co-founding Quadrant Health Group, Nicholas has led the organization's growth across multiple states while ensuring that quality of care remains at the center of every decision. He has helped develop an integrated network of behavioral health services that includes detoxification, residential treatment, outpatient care, and supportive recovery resources, allowing clients to receive seamless care throughout every stage of healing.

Nicholas believes that lasting recovery begins with treating every individual with dignity, respect, and compassion. He is passionate about creating environments where clients feel safe, supported, and empowered to achieve meaningful, lasting change. Under his leadership, Quadrant Health Group continues to invest in experienced clinicians, innovative treatment programs, and a patient-first approach that prioritizes individualized care.

As CEO, Nicholas remains focused on expanding access to evidence-based behavioral healthcare, strengthening clinical programs, and ensuring that every person who walks through Quadrant Health Group's doors receives the support they need to build a healthier future.