Achievement Behavior Services (ABS) is an agency comprised of ABA Behavior Therapists, Board Certified Behavior Analysts (BCBAs), and a strong administrative team who work together to provide Applied Behavior Analysis (ABA) Therapy services for children all ages (2-22) with Autism spectrum disorders (including Asperger’s). Our offices are located in Nassau County, New York City, and Queens, but we provide services at home, community and schools throughout New York and New Jersey. We accept major insurances.