Quality Makes the Difference
“I love watching children and families have breakthroughs…seeing them develop new skills…how our team emphasizes meaningful impact for families. Though people with autism may share certain symptoms, each person, and each family is unique. It is a joy having the opportunity to empower our team to create individualized services that both address and celebrate those qualities.”
– Tammy Frazer, Founder: On Solid Ground Inc.
Meet Our Team
Tammy Frazer
M.A., BCBA, R.B.A. (ONT)
Master of Arts with a Specialization in Applied Behaviour Analysis & Autism, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Acceptance & Commitment Training (ACT), Pediatric Feeding Specialist, Project ImPACT (Parent Training)
CEO/Clinical Director
Morgan O’Dwyer
M.A., BCBA, R.B.A. (ONT)
Master of Arts in Professional Behaviour Analysis, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario. Specialization in early intervention, Pediatric Feeding Specialist, Project ImPACT (Parent Training), Board Certified Behavior Analyst
Clinical Supervisor, Caregiver Support Coach
Samantha Bliss
M.Sc., BCBA, R.B.A. (ONT)
Master of Science with a Specialization in Autism & Applied Behaviour Analysis, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Acceptance & Commitment Training (ACT), Pediatric Feeding Specialist, Project ImPACT (Parent Training)
Clinical Supervisor, ACT Clinician/Supervisor
Carleen Haggerty
BSc (ABA), ABS, DSW
Bachelor of Science with a specialization in Applied Behaviour Analysis, Autism & Behaviour Sciences, Developmental Service Worker, Acceptance & Commitment Training (ACT)
Lead ACT Therapist
Tara Wheatley MSc, BCBA, R.B.A. (ONT)
Master of Science in Applied Behavior Analysis, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Project ImPACT (Parent Training)
Clinical Supervisor, CMEY Program Supervisor
Amanda Sim
M.PEd, BCBA, R.B.A. (ONT), CYW
Master of Professional Education in Applied Behaviour Analysis, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Child & Youth Worker, ASL Sign Language,
Program Supervisor, Senior Therapist
Alexandra (Lexie) Smith
MPEd, BCBA, RBA (Ont.)
Master of Professional Education & ABA, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Bachelor of Behavioural Psychology, Behavioural Health Sciences, Project ImPACT (Parent Training)
Senior Therapist, Caregiver Support Coach
Tricia-Lee Keller M.ADS, BCBA, RBA (Ont.)
Master in Applied Disabilities Studies with a Specialization in ABA, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Practical Functional Assessment & Skills Based Treatment (PFA-SBT)
Program/Clinical Supervisor - Complex Needs
Ashley Pitchuck
M.ADS, BCBA, RBA (Ont.)
Master in Applied Disabilities Studies with a Specialization in ABA, Board Certified Behavior Analyst, Registered Behaviour Analyst of Ontario, Project ImPACT (Parent Training)
Behaviour Analyst/Senior Therapist
Cassidy Davies
M.Sc. BCBA, RBA (Ont.)
Master of Science specializing in ABA (in process), Bachelor of Arts in Psychology
Clinical Support Therapist
Kate Tyson M.ADS, BCBA, RBA (Ont.), ABS
Masters in Applied Disability Studies (in process), Honours Bachelor of Arts in Psychology
Clinical Support Therapist; Family Intake Coordinator & Caregiver Support Coach
Alexandra Pelino MA Spec Ed ABA, BCBA, R.B.A. (ONT)
Master of Special Education & ABA Bachelor of Science in Psychology, Board Certified Behaviour Analyst, Registered Behaviour Analyst of Ontario
Senior Therapist, Social Coordinator
Melanie Gracey
Dip, SSW, Behaviour Technician (Microcredential)
Administration & Human Resources Assistant
Cyndi Van Beek Dip.EA
Educational Assistant Diploma,
Clinical Support Therapist
Alisha Sharpe
CYW
Child & Youth Worker
Lead Therapist, Social Club Facilitator
Meet Tammy
Founder, CEO & Clinical Director
With over 25 years of experience in Applied Behaviour Analysis (ABA) and autism services, Tammy Frazer is an accomplished clinician, educator, and leader dedicated to advancing ethical, evidence-based practice. Since 1999, she has worked with children, youth, and young adults aged 2 to 25, providing clinical intervention, supervision, consultation, and professional mentorship across Ontario.
Tammy earned her Master of Arts in Psychology, specializing in Applied Behaviour Analysis, from the University of Nevada, Reno in 2005. She became a Board Certified Behavior Analyst (BCBA) in 2007 and a Registered Behaviour Analyst (R.B.A.) in 2024.
Professional Leadership & Advocacy
Throughout her career, Tammy has held clinical leadership and supervisory roles, developed and delivered numerous ABA-based training programs, and provided education, coaching, and consultation to therapists, families, colleges, organizations, and community support networks. Her professional contributions include co-authoring resources in collaboration with Dr. James Partington, contributing to curriculum development for Ontario's college-level Autism and Behavioural Science programs, and teaching at the postsecondary level.
Beyond her clinical work, Tammy has been actively involved in advancing the profession of behaviour analysis in Ontario. Her contributions include participation in provincial professional initiatives and serving on ONTABA's Professional Regulation Committee, supporting efforts toward the formal regulation and recognition of behaviour analysts in Ontario. She is the current and Founding President for Professionals for Behavioural Excellence in Ontario (PBEO) - a non-profit organization committed to the well-being, rights, and outcomes of individuals receiving or delivering behaviour analytic services.
As the Founder and Clinical Director of On Solid Ground Behaviour Solutions, established in Barrie in 2012, Tammy is committed to fostering a culture of clinical excellence, professional accountability, and continuous learning. She is passionate about developing skilled, confident clinicians while helping individuals, families, and caregivers better understand learning and behaviour.
Her leadership reflects a longstanding commitment to ethical practice, individualized care, and creating meaningful, lasting differences in the everyday lives of the individuals and families OSG serves.