At Key Connections ABA Services, we are committed to making meaningful connections and providing compassionate, evidence-based support for children, adolescents, and young adults with autism spectrum disorder. We strive to empower every individual to thrive through personalized in-home and community-based ABA, engaging social skills groups at our center, and comprehensive parent education and support programs.
Our team of dedicated clinicians uses the proven principles of Applied Behavior Analysis (ABA) to create personalized plans tailored to each client’s unique needs. By focusing on skill-building and positive behavior reinforcement, we help individuals reach their full potential in a supportive, collaborative environment.

Joining your child in the classroom for assistance & supervision.

Therapy sessions take place in the comfort of your own home

Improving communication and social skills through group sessions

Education and support for parents to effectively care for their children.
At Key Connections, the safety and well-being of our clients, families, and staff are always at the forefront. We’ve implemented robust health and safety measures, including:
• Adherence to CDC and Massachusetts health guidelines
•Telehealth options for flexible support
• Thorough training for staff in all safety and service protocols
• Clear communication to keep families informed and empowered
At the heart of Key Connections ABA Services is a commitment to putting people first. We believe in the power of personalized care to create lasting, positive change. Our mission is to build meaningful relationships and deliver high-quality ABA therapy that fosters independence and enriches lives.
Through collaboration with families, educators, and other professionals, we create a learning environment where skills can flourish and seamlessly transition into everyday life.
Based in Westford, Key Connections ABA Services is dedicated to supporting families throughout Massachusetts. We also offer specialized services in nearby Chelmsford and Lowell, creating a network of care that connects and empowers communities.