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About Us

Our History

The team at Horizons Behaviour Consulting is made up of a small diverse group of professionals. It was founded in 2018 by Matt Derkach with the hopes of helping clients and their parents learn in their natural environment. Matt wanted to open an agency that provided services that were professional, ethical, and had a family-focused approach.

Today Horizons Behaviour Consulting continues to integrate the latest ABA research and technology to offer the best options to our clients. Led by a talented team of clinicians, Horizons Behaviour Consulting utilizes evidence-based practices to develop practical and family-focused approaches to ensure the best possible results.

CORE Values Guiding Principles For Exceptional Care

Every child and adult has the potential to reach their hopes and dreams, regardless of their diagnosis or abilities. Horizons Behaviour Consulting believes in providing both the child or adult, and their parents or caregivers with an individualized program that is based on the research-based methodologies of Applied Behaviour Analysis.

Our Mission

Our mission is to support your family with a combination of professional ABA therapy and genuine empathy, utilizing proven behaviour strategies to foster your child’s development. This may consist of teaching them skills related to effective communication, healthy social connections, academic achievements, emotional regulation, independence, joy and fulfillment, and community inclusion. Our goal is to create meaningful learning experiences for your child within different environments. We strive to cultivate a supportive and inclusive atmosphere where every individual can thrive, regardless of their background or challenges they may face. 

Effective Communication

We understand that you want your child to share their thoughts and feelings clearly and connect deeply with those around them.

Social Connections

We understand that you want your child  to make friends and feel respected by their peers and others in the community.

Academic Achievement

We understand that you want your child to reach to achieve their full academic potential, with the support necessary to overcome any learning obstacles.

Emotional Regulation

We understand that you want your child to learn strategies to manage emotions and behaviours in a healthy way, facilitating a smoother interaction with the world around them.

Independence

We understand that you want your child to achieve as much independence as possible, mastering daily living skills and, eventually, vocational skills for future employment.

Joy and Fulfillment

We understand you desire their happiness and contentment, as they explore their passions and savor life’s joys.

Community Inclusion

We understand that you hope for a world where your child is fully included, accepted, and valued in all aspects of society, from education to employment and beyond.

Our Approach

Our goal is to create an environment that can help children and adults learn new skills and prepare them to function effectively in all areas of their lives. We strive to teach you the skills to improve your child’s behaviours.

our Clinical Team

Matt Derkach

Registered Behaviour Analyst and Clinical Director

Sarah

Speech Language Pathologist (SLP)

Lauren Camellato

Registered Behaviour Analyst

Megan Shaw

Supervised Senior Therapist

Zak Armengol

Clinical Operations Manager and
Supervised Senior Therapist

Autumn Oliver-Giasson

Supervised Senior Therapist

Annalise Sander

Supervised Senior Therapist

Mikayla Lewis

Supervised Senior Therapist

Shiromie Mapa

Supervised Senior Therapist

Markus Allen

Instructor Therapist

Cassidy Cortes

Supervised Instructor Therapist

Nelson Parker

Supervised Instructor Therapst

Michaella Lohasz

Supervised Instructor Therapist

Emily Biggar

Supervised Instructor Therapist

Matt Derkach

Clinical Director

Matt Derkach is a Registered Behaviour Analyst (Ontario) and a Board Certified Behaviour Analyst (BCBA) who has been working in the field of Applied Behaviour Analysis (ABA) for over 11 years. Matt’s interest in the field of ABA began when he first started working as a Direct Support Professional with children and adults with autism and other developmental disabilities. His love for ABA quickly grew and he decided to further education in the field of ABA and he obtained a Masters in Applied Disability Studies (MADS) at Brock University.

Matt is passionate about working in the special needs community and has extensive experience working with children and adults with severe behaviour problems, which includes having worked in centre and in home settings at CHEO’s Development and Rehabilitation Department and the Autism Program.

Sarah Ducasse

Speech Language Pathologist (SLP)

Sarah Ducasse is a seasoned speech-language pathologist with over a decade of experience working with preschool-aged and school-aged children. Throughout her career, she has focused on supporting children with autism, Down syndrome, childhood apraxia of speech, language disorder, and various other diagnoses, dedicating her professional life to improving the communication skills and overall well-being of these young individuals. Sarah has worked for well-established organizations such as CHEO, the Eastern Ontario Health Unit, and the Conseil des écoles publiques de l’est de l’Ontario. 

Throughout her career, Sarah has been particularly drawn to working with children with autism. Understanding the unique challenges these children face in social communication, she has facilitated numerous social skills groups tailored specifically for them. These groups have provided a supportive environment where children can learn, practice, and refine essential social skills, enabling them to interact more effectively with their peers and the world around them.

In addition to her hands-on work, Sarah is a Hanen Certified Speech-Language Pathologist who is trained to facilitate the programs It Takes Two to Talk, More Than Words, Target Word, and Talkability, a distinction that highlights her expertise in early language intervention. As a certified facilitator, Sarah has empowered countless parents and caregivers with strategies and techniques to support their child’s communication development in everyday interactions.

Sarah’s approach is characterized by her compassionate and individualized care. She believes in the potential of every child and is committed to providing tailored interventions that meet each child’s unique needs. 

Lauren Camellato

Senior Therapist

Lauren has been working in the field of ABA for 5 years and is a Registered Behaviour Analyst (Ontario) and Board Certified Behaviour Analyst (BCBA). Lauren first began working with children with ASD through providing support at summer programs teaching children with exceptionalities to swim and bike. She has since gained experience working with young adults in Life Skills programming, as well as providing IBI and tutoring services to children. Lauren went on to obtain an Autism Behaviour Science certificate and further her education in the field of ABA and pursue a degree through Florida Institute of Technology’s Masters of Behaviour Analysis Practice program. Lauren is passionate about practicing ABA through compassionate care and strives to create environments that foster each child’s unique learning style.

Megan Shaw

Senior Therapist Assistant

Meaghan has been assisting children and their families for nearly a decade. She obtained a Masters degree in Creative Arts Therapies, specializing in art therapy at Concordia University. While completing her graduate studies, her research focus was treating children living with specific learning disabilities such as dyslexia who were experiencing emotional and behavioral difficulties. Meaghan’s interest in the field of behavior analysis grew after serving as a Behavioral Technician working with young children living with ASD. She has been serving as an Instructor Therapist, providing ABA therapy for 6 years. She is currently completing her Behaviour Analysis Graduate Certificate at Florida Institute of Technology to fulfill her dream of becoming a Board Certified Behaviour Analyst.

Meaghan believes that every individual deserves to live a happy and fulfilling life. She is passionate about providing empirical based treatment that is both ethical and uniquely tailored to meet the needs and circumstances of her clients.

Zak Armengol

Clinical Operations Manager andLead Instructor Therapist

Zak has been working with children with ASD for over 6 years and is a Registered Behaviour Technician (RBT). He continues to be passionate about the field of Applied Behaviour Analysis from seeing the positive impact it has for his clients and their families. He is currently pursuing his Board-Certified Assistant Behaviour Analyst (BCaBA) certificate through the University of New Brunswick.

Autumn Oliver-Giasson

Lead Instructor Therapist

Autumn has been working in the field of ABA for two years as a registered behaviour technician (RBT). She recently obtained her certification as a Board Certified Assistant Behaviour Analyst (BCaBA) after completing the Applied Behaviour Analysis certificate program at the University of New Brunswick. Before joining the field of ABA, she worked in group homes, which spurred her desire to enter the area. Autumn has experience working with children with complex behaviours, including teenagers with FASD, conduct disorders, autism and aggressive behaviours towards self and others. Driven by her passion for the field, she enrolled at the Florida Institute of Technology and is taking her Master’s in Behaviour Analysis Practice. In her spare time she enjoys hiking with her dog and playing outside with her son.

Annalise Sander

Senior Therapist Assistant

Annalise has been working in the field of Applied Behaviour Analysis (ABA) since 2019. Annalise enjoys working with children and their families to help develop goals that are meaningful for them. She is passionate about helping individuals gain independence by teaching daily living skills such as grocery shopping, taking the bus, and learning to dress themselves. She completed her undergrad in Biology and Psychology at McMaster University and then completed the Behavioural Science program at St Lawrence College. Annalise completed the Masters of Applied Disability Studies (M.ADS) program through Brock University in April 2024, with plans to sit for the Board Certified Behaviour Analyst (BCBA) exam. In her free time Annalise enjoys crocheting, knitting, and gardening.

Mikayla Lewis

Instructor Therapist

Mikayla is a Registered Behaviour Technician (RBT) with 2 years of experience working with children diagnosed with autism. Her interest in the field sparked from her undergraduate degree in Human Behaviour with a specialization in autism. She is currently completing her Behaviour Analysis Graduate Certificate at Florida Institute of Technology to fulfill her dream of becoming a Board Certified Behaviour Analyst. Mikayla is passionate about improving the lives of her clients and leading them to live independent lives. In her down time, Mikayla loves to read and crochet!

Shiromie Mapa

Instructor Therapist

Shiromie is an instructor therapist with over 7 years of experience working with individuals with exceptionalities. She obtained a Graduate Certificate in Autism and Behavioral Sciences from Algonquin College and is currently pursuing a Master’s degree in Applied Behavior Analysis (ABA) at the Florida Institute of Technology with the goal of becoming a Board Certified Behavior Analyst (BCBA). Her approach centers around recognizing each individual’s unique strengths and empowering them to be the best version of themselves. She is passionate and committed to creating a happy and positive environment for our learners, where they can thrive and achieve success. Beyond her professional life, she finds joy in growing indoor plants and crafting crystal bracelets as a hobby.

Markus Allen

Instructor Therapist

Markus has been working in the field of Applied Behaviour Analysis (ABA) for over 1.5 years, including a tenure at CHEO where he worked as a Behaviour Therapist. With a Bachelor’s degree in child and youth studies from Carleton University, Markus is committed to supporting all individuals, irrespective of their abilities, race, ethnicity, religion, or gender. Markus approaches each new opportunity with an open mindset, aiming to create collaborative treatment plans that cater to the unique needs of individuals and their families. Beyond work, Markus enjoys immersing himself in various video games, watching movies, and staying active through sports.

Cassidy Cortes

Instructor Therapist

Cassidy has been working in the field of Applied Behaviour Analysis (ABA) for 2 years. She is passionate about working with children and receiving the rewarding impact she can bring to their lives. She has completed her Bachelors in Psychology at Carleton University. She aspires to continue to work with children and mental health in the future. In her spare time, Cassidy enjoys spending time with her two dogs, and reading.

Nelson Parker​

Instructor Therapist

Nelson brings over a year of experience in the field of Applied Behaviour Analysis (ABA), specifically working with children diagnosed with autism. Prior to his ABA journey, Nelson dedicated his time working in a group home setting, where he compassionately cared for adults with physical and mental disabilities. His expertise extends to handling complex behaviors, including SBT (Skill Based Treatments). Nelson’s commitment to his clients’ well-being drives him to continually expand his knowledge and adapt to their unique needs. He is currently pursuing a Master’s degree in Counseling and firmly believes that every individual possesses the potential for greatness. Even when faced with challenges, he sees these as mere bumps along the path to achieving personal excellence.

Michaella Lohasz

Instructor Therapist

Michaella recently graduated from the University of Ottawa where she completed an Honours Bachelor of Science in Psychology. She has always wanted to work with people, and through the exploration of behavioural psychology and the enjoyment of working with kids, she landed in Applied Behavioural Analysis (ABA). Michaella has always been passionate about teaching people and helping kids learn whether that be through teaching practical skills to allow for kids to live more independent lives or technical skills such as long division. Michaella plans on pursuing further education in the field, but in the meantime she spends her spare time doing her favourite hobbies: watching movies, and crocheting really big blankets.

Emily Biggar

Instructor Therapist

Emily is a recent graduate with an Honours Bachelor of Arts from Carleton University. Emily has over 3 years experience working with children through private childcare and working as an Emergency EA over the Covid-19 Pandemic, in a school for special education. Her passion for helping children with autism stems from her younger brother, who was diagnosed with ASD at a young age. While she continues to pursue higher education, Emily’s goals are to make a positive difference in the lives of children and parents. Outside of work, Emily loves to read, spend time with her family (and dog!) and get outside!