Core Centre is a well-established practice that provides assessments, workshops and consultations for youth, their parents and various professionals. Clients can be referred by a physician, or can also self-refer. Our goal is to provide clients with immediate access to psychological services that are of the highest quality. We offer flexible times for appointments and only employ the most highly trained professionals. Our services are reimbursable through many extended healthcare plans and are tax deductible. Give us a call at 647.515.4357 and book a visit. It can change your life.

Dr. Ewa Antczak, C.Psych. is a seasoned Registered School Psychologist with a remarkable two-decade career dedicated to serving the youth. With a strong educational background, she holds a Ph.D. and the coveted designation of C. Psych, showcasing her commitment to the highest standards of professional practice. Dr. Antczak is fluent in both English and Polish, offering her services to a diverse range of clients.

Dr. Ewa’s services include in-depth assessments, designed to provide valuable insights into the individual needs of her clients.

In her individual counseling sessions, Dr. Ewa offers a safe and compassionate space for her clients to address personal challenges.

With her extensive knowledge and commitment to her clients’ well-being, Dr. Ewa is a trusted and compassionate resource in the field of educational psychology, dedicated to helping children and adolescents reach their full potential.

Dr. Ewa is a member on the advisory board for Resilient Kids Canada, helping shape important initiatives for children’s well-being. She’s the Director of the IdealMe Enrichment Foundation, and the Founder of Felixa - a generative AI platform that supports gamers who are struggling with their mental well-being.

Dr. Ewa Antczak, C.Psych. is a seasoned Registered School Psychologist with a remarkable two-deca... Read More

Sebastian is a bilingual (proficient in English and Spanish) compassionate and skilled psychotherapist. He has a Master’s degree in Psychotherapy and years of experience helping individuals and couples overcome life’s challenges. Sebastian brings a fresh perspective combined with a wealth of knowledge in Cognitive Behavioral Therapy (CBT), couples therapy, Mindfulness-Based Stress Reduction (MBSR), and Attachment-Based Therapy. Whether you’re looking to manage stress, improve relationships, or explore deeper emotional issues, Sebastian tailors his approach to your unique needs. Clients appreciate Sebastian’s ability to create a safe, non-judgmental space where real transformation can happen.

Sebastian is a bilingual (proficient in English and Spanish) compassionate and skilled psychother... Read More

Negean is a Registered Psychotherapist (Qualifying) and Certified Pediatric Sleep Consultant dedicated to helping individuals navigate life’s challenges with compassion and expertise.

Whether you’re feeling overwhelmed by anxiety or depression, managing ADHD or OCD, struggling with sleep difficulties, or facing a major life transition such as parenthood or young adulthood, Negean provides a safe, non-judgmental space to explore your thoughts and feelings. She helps clients build practical tools to manage stress, foster resilience, and create meaningful change.

Negean holds a Bachelor of Science in Psychology, Neuroscience, and Behaviour, a Master’s in Clinical Psychology, and is currently completing a second Master’s in Counselling Psychology at Yorkville University. Her extensive education and experience enable her to provide tailored therapeutic interventions that meet the unique needs of each client.

As a Certified Pediatric Sleep Consultant, Negean also works with parents struggling with their child’s sleep difficulties, helping families establish healthy sleep routines that promote well-being for both children and caregivers.

Supervisor: Kate Little Reg #: 008802 email: kate@purpleoakhealth.com

Negean is a Registered Psychotherapist (Qualifying) and Certified Pediatric Sleep Consultant dedi... Read More

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Located at: 220 Burnhamthorpe Rd W, 202, Mississauga
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