Nurturing Growth: A Message From Our Founders
As owners of Allium Behavioral Services, we’re excited to embark on this journey with your family. Our vision is simple yet profound: to provide exceptional Applied Behavior Analysis (ABA) services that empower each child to flourish with us, their families, and in their communities.
Just as a gardener tends to their garden with care, we see each child as a unique seed, ready to sprout and bloom under the right conditions. We believe in teaching from a place of joy! Through our many years of combined experience and the quality of our BCBAs and RBTs, we provide services that open up the world for children and families. Through evidence-based practice and personalized care, we aim to create an environment where every child can sprout, grow, bloom, and thrive, one step at a time.
Together, let’s nurture growth, celebrate progress, and cultivate a community where every child’s potential can take root and blossom.
Emily Prevas, M.A., BCBA, LBA & Jamie Harrell, M.S., BCBA, LBA
Co-Founders
Meet Our Team
Jamie Harrell
Co-owner & Board Certified Behavior Analyst
Jamie has worked in the field of ABA since 2012, while working towards her Masters in Applied Psychology. During that time, she worked with children and adolescents providing intensive behavioral interventions and increasing a variety of skills such as functional communication and play skills. Jamie became a Board Certified Behavior Analyst (BCBA) and a Licensed Behavior Analyst (LBA) in Maryland in 2015. She has worked in home, hospital, and clinic settings providing care to children and their families. Jamie is passionate about teaching verbal and social skills so that her learners are able to access their families and community in ways they haven’t before.
EDUCATION
UNIVERSITY OF BALTIMORE
M.S. , Applied Psychology, 2015
TOWSON UNIVERSITY
B.S., Psychology, 2012
Emily Prevas
Co-owner & Board Certified Behavior Analyst
Emily has been working in the field of ABA since 2004, and became Board Certified and Licensed in Maryland in 2015. Emily’s experience in the field includes treating children and adolescents who display severe food refusal and selectivity to increase the variety, texture, and volume of food they consume. While working towards her Master’s degree she worked with young children with limited leisure and play skills to teach them to engage with toys and activities to encourage learning through play. Additionally, she has provided in-home and in-clinic care for children of all ages to increase social skills, verbal skills, and life skills. Emily is passionate about teaching new skills to the learner’s she cares for so that they become confident and independent individuals.
EDUCATION
UNIVERSITY OF MARYLAND BALTIMORE COUNTY
M.A., Human Services Psychology (ABA Track), 2015
UNIVERSITY OF MARYLAND BALTIMORE COUNTY
B.A., Psychology, 2005
Samantha O'Dea
Clinical Director & Board Certified Behavior Analyst
As a seasoned Board Certified Behavior Analyst (BCBA) with a dedication to fostering independence in individuals with special needs, Samantha brings a wealth of experience and passion to herrole. Since obtaining BCBA certification in 2015, she has immersed herself in the world of Applied Behavior Analysis (ABA), utilizing her expertise to make a positive impact in the lives of children and families.
In her work, Samantha finds immense fulfillment in the direct interactions with children and families, guiding them through their unique journeys and witnessing their growth and progress firsthand. Whether it's designing individualized behavior intervention plans or providing tailored support and training, Samantha is committed to fostering an environment where every child can thrive and reach their full potential.
Beyond her clinical work, Samantha is equally passionate about nurturing the next generation of BCBAs. Mentoring early-career professionals not only allows her to share her knowledge and expertise but also fuels her own growth and learning. Guiding BCBAs through their formative years, Samantha strives to provide the support, guidance, and encouragement they need to excel in their roles and make a meaningful impact in the field of ABA.
In every aspect of her work, from clinical practice to mentorship, Samantha is driven by a deep sense of purpose and a commitment to creating positive change. As she continues to evolve in her career, Samantha remains dedicated to furthering her skills and passion to make a lasting difference in the lives of individuals with special needs and the professionals who serve them.