Collaborating with families and teachers

Beacon ABA Services provides ABA treatment in the homes and schools of families affected by childhood autism spectrum disorder (ASD) and behavioral concerns.
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Making a Difference!

Beacon provides a positive work environment with employee training, consultation and supervision that enables our staff to grow professionally and reach their highest potential while assisting children to reach theirs.
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Creating Partnerships

Beacon’s mission is to work in partnership with families, early intervention programs and school systems to foster essential life skills for children with autism spectrum disorder (ASD) and challenging behavior.
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Practicing Excellence

Beacon ABA Services uses only evidence-based instructional practices based on the principles of Applied Behavior Analysis (ABA). Beacon actively contributes to the field through training, research and professional partnerships.
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About Us

Beacon ABA Services, Inc. (Beacon) is a private group practice of behavior analysts and behavioral therapists organized to provide intensive behavioral services to individuals with developmental disabilities.  The practice specializes in providing evidence-based treatment interventions to children with Autism Spectrum Disorder (ASD) and Pervasive Developmental Disorder (PDD).  Beacon works extensively with individuals who exhibit a variety of developmental needs and challenging behaviors by building adaptive skills in homes, schools, and community settings.  Beacon utilizes evidence-based procedures and treatments based on principles of Applied Behavior Analysis (ABA).  Beacon actively contributes to the field of ABA through training students and professionals, contributing to field based research and establishing collaborative professional partnerships.

Careers: Love Your Life’s Work!

Programs & Services

Research has shown the techniques of Applied Behavior Analysis (ABA) to be highly effective in promoting the development of new skills and the reduction of inappropriate behaviors in very young children diagnosed with Autism Spectrum Disorders. Beacon ABA Services was established to provide critical services for these children.

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Intensive Home-Based Services


Intensive home-based services utilize a team approach in a child’s home. The teams, consisting of Behavioral Therapists, specialists from early intervention programs or public schools, and family members

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Behavioral Assessment, Consultation and Training


Consultation begins with a detailed Functional Behavior Assessment (FBA) to recommend positive behavioral treatment strategies. Consultation services are available to all children with challenging behaviors regardless of diagnosis.

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Partnership Programs and Inclusion Supports


Partnership programs offer schools the opportunity to provide services to their students in partnership with an established Behavior Analytic agency. This model provides supervisory staff, trained in the principles of Applied Behavior Analysis…

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Beacon Assessment Center


The Beacon Assessment Center offers high-quality assessments for the early identification of children with potential developmental disabilities including autism spectrum disorders (ASD). The center provides diagnostic evaluations…

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Tell Us About Your Child

Our Executive Team

Caring through Competence

Providing ABA services and making a difference to families affected by ASD

Robert F. Littleton, Jr. Ed.D.

Robert F. Littleton, Jr. Ed.D.

Founder and CEO

Robert F. Littleton Jr. is the Founder and Chief Executive Officer of numerous service agencies including Beacon ABA Services of Massachusetts and Connecticut, the Evergreen Center, Criterion Child Enrichment, BehaviorPedia Inc., and Human Services Management Corporation. Dr. Littleton has taught elementary and special education in the Barnstable Public Schools. He has held certifications as an Administrator of Special Education and as an Early Intervention Program Director. He received his B.A. degree from the University of Massachusetts, Amherst, and his Masters in Education in Severe Special Needs from Lesley University.   Dr. Littleton completed his doctoral research in Special Education at Boston University on the treatment of toddlers with expressive language delay. He is a past President of the Massachusetts Association for Approved Private Schools and is a former Chair of the Council of Affiliated State Associations, a subcommittee of the National Association of Private Special Education Centers. He is also a founding incorporator of the Massachusetts Association for Applied Behavior Analysis. Dr. Littleton was the catalyst and has been a key contributor to the development of graduate training programs for behavior analysts at the University of Massachusetts, Dartmouth and Cambridge College. He has served as a committee chair for the Massachusetts Early Intervention Consortium and as a trustee the Cambridge Center for Behavioral Studies. He is currently a trustee of the University of Massachusetts, Amherst Foundation and the Milford Regional Medical Center. In 2012, Dr. Littleton was an inaugural recipient of the Salute to Service Award from the University of Massachusetts, Amherst.

A message from the President

Robert K. Ross, Ed.D, BCBA-D, LABA

Robert K. Ross, Ed.D, BCBA-D, LABA

Senior VP of Treatment Efficacy & Graduate Education

Dr. Ross is the Senior Vice President of Treatment Efficacy and Graduate Education at Beacon ABA Services of Massachusetts and Connecticut. He received his Master’s in Applied Behavior Analysis from Northeastern University and his Doctorate from Nova Southeastern University.   Dr. Ross oversees all research activity at Beacon. He also provides direct and consultation services to families, schools and educational programs throughout the U.S. and Canada. He is a founding member and current Past President of the Massachusetts Association for Applied Behavior Analysis. Dr. Ross is also the President of the Autism Special Interest Group (SIG) of ABAI, and has served three terms on the ABAI Practice Board.
Kelley Henry, Psy.D, BCBA-D, LABA

Kelley Henry, Psy.D, BCBA-D, LABA

Vice President of Assessment Services

Dr. Henry is a pediatric neuropsychologist specializing in early identification and treatment of young children with developmental disabilities, social, and behavior challenges. She has over 15 years of clinical experience working with children with Autism Spectrum disorders and developmental disabilities. Dr. Henry received her doctorate degree in clinical psychology from William James College formerly known as the Massachusetts School of Professional Psychology, earned a masters´ degree in child development from Tufts University, and bachelors’ degree from Hobart and William Smith Colleges. She completed graduate work within the field of Applied Behavior Analysis at Endicott College. Dr. Henry has extensive post-doctorate clinical training within the pediatric neuropsychology specialty. She has worked in a clinical capacity in early intervention programs, with specialty service providers, in schools and hospitals, as well as private practice. Dr. Henry has worked at Beacon for five years. In that time, she has been instrumental in the development of the Beacon Assessment Center, a program of Beacon ABA Services developed to provide high quality diagnostic evaluation and neuropsychological assessments to families. In her role as Senior Vice President of Assessment Service, Dr. Henry oversees a team of Licensed Psychologists and Speech-Language Pathologists working out of seven satellite locations across the Commonwealth.
Steve Woolf, Ph.D, BCBA-D, LABA

Steve Woolf, Ph.D, BCBA-D, LABA

Senior VP of Clinical Operations & Practice Development

Dr. Woolf has been a BCBA-D for over 17 years and is the Senior Vice President of Clinical Operations and Practice Development at Beacon ABA Services. Dr. Woolf has authored publications and regularly presents ABA research at state, national, and international conferences and has extensive experience providing treatment to children and adults with disabilities. As Vice President of the largest home based EIBI service provider in the Northeast, he regularly communicates with state officials at the Department of Public Health, Department of Developmental Services, special education directors, and state legislators on the funding and quality of ABA services. Dr. Woolf is the former Past President and one of the founders of MassABA, an executive member on CTABA and MassABA, and chair of the ABAI Chapter leadership committee. Dr. Woolf’s specialty areas include managing large scale home-based service delivery systems and licensure of behavior analysts. He has served on state committees to define behavior analyst licensure standards and regulations. Dr. Woolf has significant experience working with numerous health insurance providers relative to funding ABA treatment and presents regularly on the new AMA CPT codes.
Ann Filer, Ed.D, BCBA, LABA

Ann Filer, Ed.D, BCBA, LABA

Senior VP of Consultation Services

Dr. Filer joined Beacon ABA Services in 1994 and is currently the Senior Vice President of Consultation Services overseeing consultation and assessment. She earned a Master’s degree in Special Education from Boston University, an Advanced Graduate degree (CAGS) in Curriculum and Instruction, a Doctoral degree in Education from Cambridge College and is a Board Certified Behavior Analyst (BCBA). Dr. Filer has practiced in a variety of home and community-based settings, including public and private preschools, public elementary and middle schools, and daycare centers. Her areas of expertise include: curriculum development and instruction for the advanced learner, parent and staff training, managing challenging behavior, teaching language and social communication skills, toilet training, and instructional use of technology.

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Message from the President

What is love except for another name for the use of positive reinforcement? Or vice versa.


B.F. Skinner, Walden Two

Beacon ABA Services Corporate Office

321 Fortune Boulevard
Milford, MA 01757
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Leominster Office

40 Spruce Street, Suite 201
Leominster, MA 01453
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North Andover Office

790 Turnpike Street, Suite 105
North Andover, MA 01845
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North Dartmouth Office

92 Faunce Corner Road, Suite 120
North Dartmouth, MA 02747
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Rockland Office

55 Accord Park Drive
Suite 5 (Located on 1st Floor)
Rockland, MA 02370
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Sunderland Office

267 Amherst Road (Route 116)
Suite 1
Sunderland, MA 01375
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West Springfield Office

59 Interstate Drive
Suite 3
West Springfield, MA 01089
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