At Key Connections ABA Services, we specialize in working with individuals with autism spectrum disorder whose challenges can be medically complex and have a dual diagnosis. To address their needs, we offer evidence-based treatment and programs that strive to strengthen their support system. With our ABA Services in Greater Boston, we offer school-based consultation and assessments, home-based services, and social skills groups in and around Chelmsford, Massachusetts. As we grow and expand into center-based services, we help our clients learn functional communication, self-reflection, self-regulation techniques, and adaptive social skills that are useful in their daily lives. We believe that everyone has the potential to be their best selves with effective self-management skills. Our licensed and well-trained profession