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Our Executive Team

Who We Are

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Katherine Wallisch, M.S., CCC-SLP, CAS, BCCS, ADHD-CCSP

Founder & CEO

Katherine holds a Master’s Degree in Speech and Language Therapy from the University of Essex. ASHA certified, she is licensed in several states and the UK. She serves as a clinical instructor for the University of Nevada School of Medicine. 


As CEO of Autism & Brain Institute and President of Wallisch & Associates, she dedicates her life's work to serving the therapeutic needs of medically complex children. 

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Andria Reymore

Chief Operating Officer

Andria brings more than 20 years of experience in healthcare leadership. She has extensive experience in revenue cycle management and the financial and technical skills to maximize efficiency so ABI can bring quality care to as many families as possible.


Andria holds a Bachelor of Science in Social and Political Science from Troy University. 

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Emily Harris, M.S., CCC-SLP, CAS

Clinical Lead 

Emily Harris, a dynamic Speech-Language Pathologist, and Certified Autism Specialist. With an unwavering commitment to individuals with complex communication needs, Emily earned her Bachelor's and Master's degrees at the esteemed University of Nevada, Reno.


Boasting four years of experience spanning from the renowned Washoe County School District to the Autism and Brain Institute, Emily has found her calling in working with medically complex individuals and those diagnosed with autism spectrum disorder.

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