Learn more about our highly qualified and dedicated professionals.
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At ABS Behavioral Health Services, we have a team of professionals who have been in the business of serving individuals with disabilities and their families for years. Get to know more about them here:


Owner/Operator, M.S., BCBA, LABA

Alyson is a Board Certified Behavior Analyst with an M.S. in Applied Behavior Analysis from Simmons College. She has worked in the field of behavior analysis for over 18 years both in the private and public sectors. She strives to promote client success through assessment, observation, modeling, and data analysis. Alyson aims to ensure an effective change in each learner she works with. She aligns herself with like-minded individuals in the field who want to make a difference in the lives of the families they work within a team-based approach.


Finance Director

In 1998, Amy graduated from the Executive Program at the Katharine Gibbs School in Providence, RI. After graduation, she spent 18 years working as an Executive Assistant at 2 successful stone contracting companies. In 2015, Amy enthusiastically accepted a position as part of the ABS family. She is dedicated to managing and assisting with business operations, including insurance claim management, finance management, and payroll. Essentially, Amy strives to keep the business end of ABS Behavioral Health Services highly organized and running efficiently so that the entire clinical team can direct all their attention and passion into each of the amazing children that walk through the doors.


In-Home Program Director, MS. Ed., BCBA, LABA

Liz has been a member of the supervisory team at ABS Behavioral Health Services for over 4 years. She began her career in applied behavior analysis as an ABA technician after receiving an undergrad degree in psychology from the University of Maine. She then went on to gain a graduate degree in special education from Simmons College and a graduate certificate in autism studies from the University of Massachusetts at Lowell. Liz spent several years teaching special education in public school districts in Massachusetts before joining the ABS Behavioral Health Services team.


In-Home Program Director, M. Ed., BCBA, LABA

Morgan has been with ABS Behavioral Health Services since 2016. She has been in the field of behavior analysis for over 10 years and received her Master’s in ABA from Endicott College. Morgan has provided ABA services in many states across the country and a variety of different settings, including recreation programs, public schools, residential camps, and in-home services.


Supervisor, M.S.Ed., BCBA, LABA

Jacqueline (Jacqui) Fernandez joined the ABS team in 2020 as a supervisor. Jacqueline initially earned her bachelor’s degree in Psychology at Becker College. She then attended Fitchburg State University, where she earned her Masters in Special Education and BCBA certification in 2019. Jacqueline has 4 years of experience in PBIS, 3 years experience in ABA, and 7 years experience with children in different settings, including public school, therapeutic behavioral school, and residential. She also works at North Brookfield Public School as an Integrated Preschool Teacher.


Supervisor, MA, Ed. S., BCBA, LABA

Ashley has been a part of the ABS team since 2015. Originally working towards a profession in the mental health field with a Masters in Counseling Psychology, Ashley spent over 7 years providing care in Worcester County as both a Therapeutic Mentor and an Outpatient Clinician. To devote her career to the individuals she was most passionate about, Ashley focused on attaining an additional graduate degree and completed her Masters in ABA from Bay Path University. She is an enthusiastic worker, optimistically taking on new challenges and providing dedicated care to the families she serves.


Supervisor, M.S., BCBA, LABA

Megan has been a part of the ABS Behavioral Health Services team since 2018. She began her journey with our company as a behavioral therapist and has since transitioned to a BCBA. After starting her career in Speech and Language Pathology, Megan pursued a Master’s degree in Applied Behavior Analysis from Simmons College. She has over 8 years of working experience in public school and in-home settings with clients age 3-22.


Supervisor, M.Ed., BCBA, LABA

Patricia (Trish) Herholz has a Masters in Education from Worcester State College and a Graduate Certificate in Autism Interventions from UMass Lowell. She joined the ABS Behavioral Health Services team in October of 2020. Trish has over 15 years of experience providing ABA services both in school and home settings. Trish’s goal with every client is to fade her services and ensure that clients and their families/caregivers gain the skills needed to be as independent as possible.


Supervisor, MS. Ed., BCBA, LABA

Jessica has been a part of the ABS Behavioral Health Services team since 2017. She graduated from Bay Path University in 2016 with a Master of Science with a focus on Applied Behavior Analysis. Jessica has over 10 years of experience in different settings such as residential, public school, private school, and in-home, providing applied behavior analysis services to clients age 3-55 years old.


Training Coordinator, BFA, BCaBA, MA Teachers License in Early Childhood Education

Terry joined the ABS Behavioral Health Services team in 2020, serving as Social Group Manager and currently as a Training Coordinator. Terry earned her BFA from the University of Massachusetts, Amherst and spent over 30 years in Dance Education. Terry is in her 20th year in Early Childhood Education and currently an Inclusion Classroom Teacher in the Wachusett Regional School District. During her time with WRSD, she served as an ABA-PA for six years, completed her continuing education in Applied Behavior Analysis at Becker College, gained fieldwork experience, and earned her BCaBA certification in 2018.

Elijah Wright

Behavior Analyst/Safety Care Trainer

Elijah became part of the ABS Team in 2014 as a Behavior Therapist. He obtained an undergraduate degree in Business and a graduate degree in Applied Behavioral Analysis from Bay Path University. He is currently working towards certification to become a BCBA. He is trained in providing quality ABA services as well as a Safety Care Trainer. This includes specializing in de-escalation strategies that are drawn from extensive clinical research. Elijah supports training other behavior therapists to ensure all employees are implementing safety care training in an appropriate manner. His expertise is in working with clients and their families to target extremely challenging behaviors.

Allison Leo

Family Engagement & Vocational Specialist, M.A., CRC

Allison joined the ABS team as a part-time Behavior Therapist in 2016. She recently transitioned to full-time as the Family Engagement and Vocational Specialist. Allison obtained an undergraduate degree in Psychology and Sociology. She then obtained a graduate degree in Rehabilitation Counseling from Assumption College and is a Certified Rehabilitation Counselor (CRC). She has over 6 years of experience in the vocational rehabilitation field in addition to experience providing ABA services. Allison provides individualized and quality services to every individual she works with.

5+ Years of Service

Jill Siok

Jill Siok has been part of ABS Behavioral Health Services since the company was founded in 2013. She is an experienced Behavior Therapist and has an extensive background in Early Intervention Services (EI). Jill also has 8 years of experience providing in-home ABA services as well as leading social skills groups. She demonstrates leadership and provides innovative ways to target goals within the treatment plan. She is a dedicated professional and her work at ABS has been invaluable.

Caitlin Medine

Caitlin joined ABS in 2014 as a Behavior Therapist. She has over 10 years of experience providing ABA services in an intensive ABA program. Caitlin has an undergraduate degree in Psychology and a graduate degree in Applied Behavior Analysis and Autism Studies. She is currently working towards certification to become a BCBA. Caitlin also won the ABA Clinical Excellence Award during her studies.

Molly Green

Molly Green joined the ABS team as a Behavior Therapist in 2013. Over the years, she has worked in a variety of settings including schools, residential, day programs, and homes. Molly specializes in using a verbal behavior methodology when working with children and young adults and believes strongly that all people can learn to be effective and confident communicators. We love her dedication to the clients she works with and our team.

Kate Trombly

Kate began working with ABS Behavioral Health Services in 2013 as a Behavior Therapist. She has 12 years of experience in providing ABA services within home and school settings. Kate’s positivity radiates through the company and is portrayed through her quality of work with families. Overall, her team-oriented approach and positive attitude are exemplary of the ABS Team as a whole.