The ATR Difference 

Assessment Training & Research Associates (ATR), mission is to provide the highest quality professional services in California specific to the treatment and services of those working with the substance addicted population. Our services are broad based, providing education, consultation, and additional services for individuals and professionals experiencing addiction or mental health concerns and/or professionals working with individuals experiencing addiction or mental health needs. Our primary goal is to improve the quality and professionalism of substance abuse services and professionals throughout the State of California and the quality of life of individuals and families suffering from addiction.