• Elizabeth Ostendorf, M.Ed., BCBA
    Elizabeth Ostendorf, M.Ed., BCBA Chief Executive Officer and Owner

    Liz began working in the field of ABA in 2009 as a behavior therapist for children with Autism. She graduated in 2011 with her Bachelor’s degree and completed her BCaBA later that year. After obtaining her BCaBA, she worked for an agency in Denver as part of a Family Preservation program. She worked with at risk families and with youth at risk of being placed out of the home due to challenging behavior. While working in conjunction with a Psychologist, family and child therapist, she worked with children and adolescents that had a wide range of diagnoses. Liz graduated with a Master of Education in Applied Behavior Analysis from Arizona State University in 2013. She then completed her BCBA, and joined Behavior and Learning Group. Since 2013, she has worked with children in their homes, in schools, and in community settings. Her professional passion is spending time working with children in Foster Care or in the adoption process to help smooth the transition process. In her free time, Liz enjoys spending time with her family, travelling, and playing soccer.

  • Sarah Reimondo, M.Ed., BCBA
    Sarah Reimondo, M.Ed., BCBA Director of Operations

    Sarah began her journey in the ABA field in January of 2007 while working as a behavior therapist providing in-home ABA therapy. During that time Sarah acquired ABA experience in school, clinical, and in-home settings. Also during that time, she obtained a Bachelor’s degree from The University of Colorado- Colorado Springs in Special Education as well as her Colorado SPED teaching license. She subsequently acquired a Master’s degree in Education with an emphasis in Autism and ABA from the University of Massachusetts- Lowell in 2011. She completed her BCBA in April of 2012. Throughout her experience in ABA she has developed a passion for in-home ABA therapy. Sarah feels that ABA is very effective when administered in naturalistic settings that allow students to apply knowledge immediately to real life situations. She enjoys seeing the progress when able to address behavioral concerns where they typically occur. Sarah is a Colorado Springs native and plans to stay in Colorado for the rest of her life. In her free time, she enjoys spending time with her family, reading, and scrapbooking.

  • Katherine Donahoe, MS, BCBA
    Katherine Donahoe, MS, BCBA Director of Clinical Services

    Katherine started in ABA as a behavior technician at an early intervention clinic at West Virginia University, where she studied Psychology and Communication Studies. She earned a Master of Science in Applied Behavior Analysis in Developmental Disabilities through Auburn University, where she worked in preschool, outpatient, and residential settings with clients from 3-21 years old. After graduating and becoming a BCBA in August 2015, she completed a year-long fellowship at the Virginia Institute of Autism. Katherine has been providing ABA services in Colorado Springs ever since, and she joined BLG in 2018. Throughout her career, she has presented collaborative research in behavior analytic and pediatric psychology fields and has enjoyed teaching paraprofessionals, students, families, and technicians how to change the world with ABA. She wants our clients to live their most independent and fulfilling lives, and she believes in prioritizing goals that improve the quality of life of clients and their loved ones. Her professional passions include reducing severe challenging behavior as well as using mentorship and ongoing teaching to nurture graduate students’ skills and excitement within the field. Outside of work, Katherine enjoys reading, coffee, live music, and her dogs.

  • Sheena G. Schultz, MS, BCBA
    Sheena G. Schultz, MS, BCBA Center Coordinator

    Sheena has been a BCBA working with individuals with Autism since 2013.  Prior to that, she was a RBT/therapist since 2010 working across home, center, community and school settings.  Sheena received her Bachelors of Science and Masters of Science in Counseling, Allied Health Studies (2005) from College of Mount Saint Vincent in New York.  She has worked with at risk youth in a residential setting for a non profit organization in New Jersey.  She has also worked with adults in psychiatric group home setting.  Sheena moved to Colorado in 2010, and her first job as a therapist implementing ABA therapy, made her pursue her post graduate work in ABA towards her BCBA certification.  Since then, she was a BCBA and the Clinical Director for a center-based program in Hawaii from 2013-2017, before moving back to Colorado.  Sheena has two young boys, and loves to spend time with her family and friends, enjoying the outdoors and traveling.

  • Gale Mertes, M.ED., BCBA
    Gale Mertes, M.ED., BCBA Senior BCBA

    Gale Mertes began working with children with disabilities in 2005 as a special education intern. Following a passion for psychology and working with children, she completed her Bachelor’s degree in both Psychology and Spanish at the University of Tennessee at Martin in 2011. During this time she became a behavior technician and continued to pursue ABA and working with children with Autism Spectrum Disorder. Gale moved to Montana in 2012 and worked in a pediatric therapy clinic in Billings, Montana for 4 years while she completed her Masters in Special Education from Montana State University-Billings. After graduating with her Master’s degree in 2014, she became a Board Certified Behavior Analyst in August 2016. Gale moved to Colorado Springs in October 2016 to continue to follow her passion for ABA and working with children with ASD and other developmental disorders. Outside of work, Gale enjoys spending time with her husband and their three dogs. She also enjoys baking and trying new cookie recipes.

  • Ashley Pabon, M.Ed., BCBA
    Ashley Pabon, M.Ed., BCBA RBT Coordinator

    Ashley was introduced to the field of Applied Behavior Analysis during an independent study at North Central College in Naperville Illinois in 2013. Soon after the introduction to ABA, Ashley worked as a behavior therapist in-home until she graduated with a Bachelor of Arts in Psychology in 2015. After graduation, Ashley moved to Colorado Springs, CO. She worked as a care coordination specialist for a brain injury rehabilitation center. She worked in conjunction with social workers and psychologists to serve adults with traumatic brain injuries using evidence-based interventions in behavior analysis. Ashley quickly realized her passion for applied behavior analysis and joined the Behavior and Learning group in 2017 to pursue her professional accreditation in behavior analysis. She earned her Master’s of Education in Applied Behavior Analysis from Arizona State University in 2018. She then completed her BCaBA in February 2019, and her BCBA in May 2019. Ashley’s professional passions include teaching functional alternative skills that reduce challenging behavior and supporting her clients to build skills towards independence. In her free time, Ashley enjoys hiking with her dogs, antiquing, and music.

  • Patrick Gray, MA, CAS, BCBA
    Patrick Gray, MA, CAS, BCBA Center Clinical Coordinator

    Patrick has been working with children with disabilities since 2011 and was inspired to pursue a career in ABA after conducting research with a doctoral-level behavior analyst in graduate school. He earned his Master’s degree in School Psychology from the State University of New York at Plattsburgh in 2015. After his escape from New York, Patrick worked as a school psychologist in Colorado for two years, providing district-wide behavior support in a small rural town. Patrick then moved to work as a behavior analyst full-time, earning his BCBA credential in 2017. Since then, he has worked with clients of varying ages, skill sets, and diagnoses. Patrick joined Behavior and Learning Group in 2019, working across El Paso and Douglas counties. His professional passions include staff training, assessment of maladaptive behavior, and sibling/family programming. Outside of work, Patrick enjoys reading, karaoke, and spending time with his wife, Emily. He is a firm believer in the power of behaviorism to affect positive change in the world.

  • Vanessa Kay, MS, BCBA
    Vanessa Kay, MS, BCBA BCBA

    Vanessa obtained a B.A. in Psychology from the State University of New York at Binghamton in 2011. She went on to obtain a M.S. in ABA and Autism Spectrum disorders from Elm’s College in Chicopee, Massachusetts in 2013. She then went on to deliver behavioral services in a home-based setting in addition to facilitating instruction at a social skills group on weekends. Vanessa obtained her BCBA in May of 2015 and has resided in Colorado since June of 2016. She has a plethora of experience delivering ABA services in schools, homes, and clinic-based settings. She excels at providing families and professionals with training pertaining to behavioral methodology and autism spectrum disorders. Her practice places a strong emphasis on social skills and functional communication training. In her free time, Vanessa enjoys taking hikes in the mountains with her Australian Shepherd.

  • Lauren Milender, M.Ed., BCBA
    Lauren Milender, M.Ed., BCBA BCBA

    Lauren began working in the field of ABA as a behavior therapist providing therapy to individuals with Autism Spectrum Disorder at Kennedy Kriegar Institute. She graduated in 2016 with her masters degree in education with an emphasis in ABA from Arizona State University. She moved to Colorado in January 2017 to gain experience providing in-home ABA therapy. Lauren joined Behavior and Learning Group in December 2018. Her professional passion is working with teenagers with developmental disabilities and behavioral concerns. Lauren enjoys spending time with her husky.

  • Erin Johnson, M.ED., BCBA
    Erin Johnson, M.ED., BCBA BCBA

    Erin received her Master’s Degree in Education with an emphasis in Elementary Education and Special Education in 2013. She began her career as an Elementary Educator teaching in General Education classrooms before transitioning to Special Education. In 2017, she went onto working in the field of ABA as a RBT in clinic, home, and community settings. Erin has experience working with youth ranging from 18 months up to 22 years of age within these settings. She began working on obtaining her BCBA just a few months after becoming a RBT and earned her BCBA certification in 2019. Erin joined Colorado Behavior Learning Group in 2020. Her passion includes utilizing ABA practices to teach youth whom are non-vocal a functional communication system to help them engage with the environment around them. In her free-time, she enjoys cooking, hiking with her dog, and painting.

  • Kathy Cahill, BCBA
    Kathy Cahill, BCBA BCBA
  • Megan McGovern, M.ED., BCBA
    Megan McGovern, M.ED., BCBA BCBA

    Megan began working in the field of ABA in 2012 as a line therapist at Keystone Clinic in Jacksonville, Florida. In 2019, she completed her Master’s Degree in Education from Arizona State University while working at Colorado Behavior and Learning Group (CBLG). Megan joined CBLG in 2016, graduated from the student intern program in the summer of 2019, and obtained her BCBA credential later that winter. Megan has experience within in-home, clinic, and school settings, and excels in providing high-quality therapy for a wide variety of individuals. During her free-time, Megan enjoys nature, friends, and good food!

  • Ashley Slankard, M.Ed., BCBA
    Ashley Slankard, M.Ed., BCBA BCBA

    Ashley began working in the field of Applied Behavior Analysis in 2016. Ashley attended Colorado Mesa University where she graduated with a Bachelor’s degree in Psychology Counseling. Shortly after graduation, Ashley moved to Colorado Springs and began her first job in ABA as a Registered Behavior Technician. After a few months of working in this field, Ashley realized how passionate she was for this job and decided to pursue her Master’s degree in ABA. Ashley pursued her Master of Education in Applied Behavior Analysis through Arizona State University. She joined Colorado Behavior and Learning Group in November 2018 as an RBT, graduated our student intern program, and is now a Board-Certified Behavior Analyst (BCBA) with us. Since entering the field of ABA, Ashley has worked in a clinic setting, school setting, community settings, and in-home with clients from 2-15 years old. Ashley graduated with her M.Ed. in August 2019, and then went on to become a BCBA. Her goal is to use evidence-based procedures to teach a wide variety of skills that promote independence and increase quality of life for each of her clients. In her free time, Ashley enjoys traveling, hiking, listening to live music, and painting.

  • Keirsten Fowler, Ed.S., BCBA
    Keirsten Fowler, Ed.S., BCBA BCBA
  • Brook Craig, M.Ed., BCBA
    Brook Craig, M.Ed., BCBA BCBA
  • Megan Cohen, M.A. Ed. BCaBA
    Megan Cohen, M.A. Ed. BCaBA BCaBA
  • Corrine Kirsch, MS, BCBA
    Corrine Kirsch, MS, BCBA Owner and Director of Creative Kids Behavioral Consulting (In Home)

    Corrine has been providing ABA services to children with Autism since 2003, when she began working as a behavior therapist in a home-based program in Milwaukee. In 2006 she completed her master’s degree in Applied Behavior Analysis at the University of Wisconsin-Milwaukee and subsequently earned certification through the Behavior Analyst Certification Board. In 2011 Corrine established Creative Kids Behavioral Consulting and began collaborating with a team of other home-based ABA providers under Behavior and Learning Group. Over the years she has worked with children of all ages, though her strength is in teaching social skills and activities of daily living to teens. She has also done research on teaching safety around strangers, reporting injuries, and pill swallowing. Corrine has been living in Colorado Springs for 10 years although she will never miss a Green Bay Packer game! She enjoys the sunshine, running, and hiking.

  • Daniel C. Felde, MS, BCBA
    Daniel C. Felde, MS, BCBA Creative Kids Behavioral Consulting Contractor

    Dan began working in the field of ABA in 2009 after completing a Master’s degree in School Psychology with a Specialization in Clinical Child Counseling from the University of Hartford. After obtaining a Graduate Level Certificate in the Behavioral Treatment of Autism from UMASS Lowell, he completed his BCBA in 2011. He has worked in clinic, community, school based, and residential settings throughout his career and has experience with clients ages 16 month-22 years old. Recently, he spent 6 months in India where he was a consultant for Behavior Momentum India and had the good fortune to provide parent training, case consultation, and staff training (in addition to running social groups) in that area of the world. He joined Behavior and Learning Group as a consultant in July of 2017 and currently spends the bulk of his time in the Center based setting. His professional passion is focusing on teaching and working on the most useful and functional skills at all times as well as working with complex behavioral presentations. He has been a Colorado resident since 2011 and thoroughly enjoys all the recreation, sunshine, and peace of mind that this area has to offer.

  • Ronni Clark, M.Ed., BCBA
    Ronni Clark, M.Ed., BCBA Creative Kids Behavioral Consulting Contractor

    Ronni began her journey in ABA when she participated in a practicum in which she worked one-on-one, providing intensive behavior therapy in a public preschool for children with autism. Subsequent to receiving her BS in Psychology at WMU in 2003, she accepted a position with Applied Behavior Consultants in Duarte, California where she was trained in assessment, supervision, PECS, parent-training, and clinical skills. During this time Ronni also became a Board Certified Associate Behavior Analyst (2007). After briefly teaching, she returned to ABA in 2009 at ACES in Orange County, CA. She began supervising for various ACES locations, including Colorado Springs, CO, and Tacoma, WA. After relocating to the Colorado office, Ronni remained with ACES until she became interested in working in private practice. Ronni has worked with Behavior and Learning Group since 2012. She graduated with her MEd in Special education and Applied Behavior Analysis from Arizona State University in 2015. Subsequently she became a Board-Certified Behavior Analyst (BCBA) in November of 2015. Ronni currently works with Behavior and Learning Group as an independent behavior consultant and as a provider for TriCare/United, Medicaid, and Anthem Blue Cross in Colorado Springs, CO.

  • Juliana Plucinik, M.ED., BCABA
    Juliana Plucinik, M.ED., BCABA BCABA

    Julie was introduced to the field of Applied Behavior Analysis while attending undergrad at Utah State University in 2016. For two years, Julie volunteered at an early intervention preschool and conducted research with children with hearing loss and impairment. Upon graduating in 2018, Julie was offered a position at Colorado Behavior and Learning Group as a Registered Behavior Technician. In 2018, Julie enrolled in graduate courses at Montana State University – Billings and started working towards a Master’s Degree in Special Education with an emphasis in Applied Behavior Analysis. In August 2020, Julie completed her Master’s degree and sat for her Board-Certified Assistant Behavior Analyst exam. Over the past two years, Julie has gained experience working in-home and at CBLG’s center-based location, where she currently is employed as a supervisor. Julie thoroughly enjoys traveling, training her dog, and cooking.

  • Kris Beck, BCBA
    Kris Beck, BCBA BCBA
  • Ariana Baldevia, BCBA
    Ariana Baldevia, BCBA BCBA
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