The people behind the care

Compassion, collaboration, and clarity guide everything we do.

Christal Castagnozzi, M.Psy., C. Psych.
Psychologist, Founder, and Clinical Director

Christal provides therapy and comprehensive psychological assessments for children, adolescents, and adults. She is known for her calm, steady presence and her ability to make complex findings feel clear and actionable. Her work integrates CBT, DBT, ACT, and psychodynamic therapy. She is passionate about helping clients understand themselves in ways that bring relief, direction, and confidence.

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Who she works with: Children, adolescents, and adults

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Special interests: Anxiety, depression, ADHD, autism, learning difficulties or giftedness, behavioural concerns, bullying, peer relationships, friendship struggles, trauma, grief and loss, identity development, stress and burn out, relationship challenges, parenting support, self-esteem and confidence, all assessment services

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Availability: Monday, Tuesday, Friday afternoons

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Rate: Assessment fees vary; $250 per hour for therapy sessions

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Booking: Accepting new clients for assessments only. Reach out to learn more.

Marley Goldenberg, RSW, MSW
Registered Social Worker

Marley brings warmth and creativity to her work with children, teens, and families. She integrates play therapy, CBT, and mindfulness-based techniques to help clients process experiences and build practical coping tools. Marley is deeply committed to creating sessions that feel engaging and safe.

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Who she works with: Children, adolescents, adults, and families

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Special interests: Anxiety, depression, ADHD, autism, behavioural concerns, bullying, peer relationships, friendship struggles, trauma, grief and loss, identity development, stress and burn out, relationship challenges, parenting support, self-esteem and confidence

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Rate: $180 per hour

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Booking: Marley is accepting new clients. Reach out to book a free consultation.

Zoe Klein, RSW, MSW
Registered Social Worker and Psychotherapist

Zoe works with children, teens, and adults using an integrative, trauma-informed lens. Her approach blends CBT, ACT, and psychodynamic therapy to help clients better understand their thoughts, emotions, and patterns. Clients appreciate her gentle, validating style and clear communication.

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Who she works with: Children, teens, and adults

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Special interests: Anxiety, depression, ADHD, autism, behavioural concerns, bullying, peer relationships, friendship struggles, trauma, grief and loss, identity development, stress and burn out, relationship challenges, parenting support, self-esteem and confidence

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Rate: $180 per hour

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Booking: Zoe is accepting new clients. Reach out to book a free consultation.

Mary Badalian, RSW, MSW
Registered Social Worker

Mary supports adolescents and adults using an integrative approach that includes CBT, DBT, ACT, and narrative therapy. She is especially skilled at helping clients strengthen emotional regulation and self-confidence while navigating life transitions or relationship challenges.

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Who she works with: Teens and adults

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Special interests: Anxiety, Depression, ADHD, behavioural concerns, bullying, peer relationships, friendship struggles, trauma, grief and loss, identity development, stress and burn out, relationship challenges, parenting support, self-esteem and confidence

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Rate: $180 per hour

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Booking: Mary is accepting new clients. Reach out to book a free consultation.

Meet the rest of our team

  • Dr. C is a seasoned professional with over two decades of experience optimizing the mental health and holistic wellbeing of children, teens, and their families. A graduate of the prestigious Canadian College of Naturopathic Medicine (CCNM) and a part-time academic and clinical faculty member, she brings extensive pediatrics and mental health expertise to her practice. Dr. C has supervised thousands of pediatric cases and is a highly regarded speaker and writer on pediatrics and mental wellness topics.

    Learn more about Dr. Meyer.

  • Provvidenza holds a Master of Science in Occupational Science and Occupational Therapy from the University of Toronto and an Honours Bachelor of Kinesiology from York University. Currently a candidate in Naturopathic Medicine, Provvidenza integrates her extensive background to offer a holistic approach to health and wellbeing.

    Learn more about Provvidenza.

  • With a wealth of experience and a deep commitment to empowering individuals with ADHD, Samantha is a seasoned ADHD coach. Her expertise, coupled with a background in special education and specialized training in ADHD and Executive Function coaching, ensures that she brings a compassionate and results-oriented approach to each client.

    Learn more about Samantha.

  • Shania is passionate about bridging the gap between diverse communities and mental health services. As a South Asian Muslim woman, she embodies the values of empathy, understanding, and inclusivity in her work.

    Learn more about Shania.

  • With over a decade of experience, Nisha is passionate about helping clients achieve their goals and supporting them through their journey of healing and growth. Her extensive experience spans working with children, adolescents, and adults, ensuring she caters to a wide range of needs with expertise and empathy.

    Learn more about Nisha.

No matter who you meet at Thrive, you can expect the same values

Warmth, expertise, and genuine curiosity about who you are and what will help.

Get matched with the right therapist for you