About ABA Collective
ABA Collective, LLC is an applied behavior analysis service agency founded in 2019 and headquartered in Mahwah, New Jersey. The company serves children with autism spectrum disorder across Northern New Jersey — including Bergen, Hudson, Passaic, Sussex, and Essex counties — providing early intensive behavioral intervention (EIBI), after-school ABA programming, and parent/caregiver training. Founded and led by Alana Bellizzi, M.S., BCBA, the practice emphasizes individualized, evidence-based programming rooted in discrete trial instruction (DTI), natural environment teaching (NET), and data-driven decision-making. As a small, clinician-owned provider, ABA Collective maintains a hands-on leadership approach with direct BCBA oversight of all cases.
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