Our Team


Maura Wamsley, MA, BCBA


Maura received her Master’s Degree in Educational Psychology from Kent State University in Kent, Ohio. She has been a Board Certified Behavior Analyst since 2010. Maura has worked with individuals with autism and developmental disabilities since her undergraduate years. She has also worked with individuals with dual diagnoses and severe behaviors. In 2015, Maura and her family moved to Glenwood Springs, Colorado. She runs the behind the scenes side of the business from there, making trips to Denver as necessary. Maura enjoys knitting, hiking, rafting, and skiing with her husband, 2 daughters, and 2 dogs.


Katie Diehl, MA, BCBA

Practice Director

Katie received her Master’s Degree in Clinical Psychology with an emphasis in Applied Behavior Analysis from the Chicago School of Professional Psychology. She has been a Board Certified Behavior Analyst since 2007. Katie has experience working with children and adolescents with a variety of developmental and mental health diagnoses. In her free time, Katie enjoys being outside hiking and biking with her husband and 3 children.

Please contact Katie with any questions about funding, schedules, and general questions.


Rachel Meech, MS, BCBA

Clinical Director

Rachel has been working in the field since May 2011. She graduated from Sage Colleges with her Master’s Degree in Applied Behavior Analysis and Autism in August 2016. After that she became a Board Certified Behavior Analyst in February 2017. Rachel has experience working with early intervention, children, adolescents, and adults with a variety of diagnoses. She has worked in home, clinic, residential, and community settings. In her free time, Rachel enjoys yoga, painting, and working on home improvement projects.

Please contact Rachel with any questions about your child’s therapy and goals.


Natalia Pataquiva, BS, RBT

Natalia is a Registered Behavior Technician, graduated with her Bachelor’s Degree in Psychology from Florida Atlantic University in 2015. She has been providing ABA services for children between the ages of 2 through 16 years old in a wide variety of settings since 2014, when she discovered her enthusiasm and desire for teaching functional skills to children and teenagers with developmental disabilities. Natalia’s experience started and continues with ABA Services of the Front Range as she made her way from Behavior Therapist to Consultant in Training. Natalia enjoys hiking in the mountains of Colorado with her dog Rita, also mountain biking and learning about plants, mushrooms and taking care of the environment.


Mike Piechowski, BA, RBT

Michael Piechowski moved to Denver from Green Bay, Wisconsin. He studied psychology at St. Norbert College and proceeded to work for the Wisconsin Early Autism Project from 2015-2017, an ABA program specialized to serve young individuals with autism spectrum disorder. With a love for the mountains, the move to Denver was a natural fit, and Michael began working as a Behavior Therapist for ABA services of the Front Range. Michael is currently pursuing his BCaBA certification. In his free time, Michael enjoys mountain biking, hiking, and skiing, but also has a passion for video games when he can’t be outside.


Sam White, M.Ed., BCBA

Sam received her Master’s Degree in Applied Behavior Analysis with an emphasis on Autism from Endicott College. She has been a Board Certified Behavior Analyst since January of 2016. Sam has experience working with children, adolescents, and adults with a variety of diagnoses in clinic, residential, and home settings. In her free time, Sam enjoys hiking, running, climbing and spending time with her dog.


Chelsea Nottoli, BA

Chelsea Nottoli has been fascinated with all that is behavior from a very young age. Born in 1988 to an Air Force family of 6, she has moved every couple years, learned to adapt, and observed people grow from states all over the country. Her love for behavior therapy grew after volunteering at a summer camp focused on individuals with autism and other developmental disabilities, aged 6-18. She graduated from Ohio University in 2012 with a Bachelor’s degree in Speech Language Pathology and is currently working toward her Masters in Applied Behavior Analysis. Chelsea offers a supportive and enthusiastic environment, with a lot of encouragement and skill building!


Lindsey Tyrrell, BS

Lindsey is originally from Kittanning, PA. She obtained her Bachelors of Science Degree in Communication Disorders from California University of PA. She is currently working on a dual Master's Degree in Special Education/Autism Spectrum Disorders and Applied Behavioral Sciences at the University of Kansas. In her free time, Lindsey enjoys coaching competitive cheerleading at Gymtegrity Gymnastics and Cheer and loves spending time with her boyfriend, Vincent and two Pomeranians, Layla and Jackson.


Lena Driscoll, M.Ed.

Lena Driscoll first got into the field in 2013, during her undergraduate studies at UC Santa Barbara. She obtained her Master’s in Education in 2017 which placed an emphasis on Applied Behavior Analysis. When she is not at work she enjoys playing soccer, being outdoors, and watching live music.