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Meet Our Team

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Rachael Riethman
Registered Psychotherapist
Clinic Owner

Rachael counsels youth and adults with various mental health and life challenges, both in person and virtually. Whether you are suffering from depression, anxiety, school/work stress, relationship problems, or simply want to talk about your current situation, she offers genuine compassion and warmth. She will work with you to develop a plan that is tailored to you drawing on a variety of approaches such as solution-focused, cognitive behaviour therapy, mindfulness, strength-based, or acceptance and commitment. As you begin your journey toward stronger mental health, it is important that you find a counsellor with whom you feel at ease. Please contact Rachael for a phone or video meet-and-greet before committing to a counselling session.

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Amanda Tonner-Cormier

Registered Psychotherapist (Qualifying)

Amanda holds a Bachelor of Social Sciences degree with Honours from the University of Ottawa, with a Specialization in Criminology and a Minor in Sociology. She currently works in the non-profit sector as a program coordinator, supporting individuals in substance abuse programs. Amanda has developed an interest in various counselling modalities such as mindfulness, Cognitive Behaviour Therapy (CBT), and Emotion Focused Therapy (EFT) as a result of her current education and experience, and she is looking forward to sharing her passion with clients. She approaches each client with warmth and genuine concern in order to create a safe environment in which clients can engage in therapy as they work toward improved mental health. Amanda works with adolescents, adults, and couples who are dealing with general mental health and life issues such as anxiety, depression, work or school stress, ADHD, emotional regulation, and communication challenges. She works under the supervision of Rachael Riethman, Registered Psychotherapist.

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Jordan McManus

Registered Psychotherapist

Jordan received her Master’s in Education (Counselling and Psychotherapy) from the University of Toronto in 2022. During her internship Jordan’s primary focus was working with individuals with ADHD. She also supports youth and adults experiencing general mental health and life challenges, including anxiety, depression, work or school stress. Jordan is passionate about creating a supportive, client-centric space that is uniquely tailored to suit each individual client. She continues to work with youth and adults experiencing general mental health concerns including ADHD, autism, anxiety, depression, work/school stress, or grief. Using an integrated approach, Jordan draws on a variety of therapeutic modalities, including Emotion Focused Therapy (EFT), Gestalt Therapy, psychodynamic therapy, and Cognitive Behavioural Therapy (CBT) to best support each client in their journey.

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Rosa Palladini

Registered Psychotherapist (Qualifying)

Rosa has spent 20 years in the business sector cultivating client relationships as a sales executive, which helped lead her to pursue her passion to work in the field of counselling. She earned a Bachelor of Arts Degree in Psychology with Distinction from Queens University and her Master of Arts in Counselling Psychology at Yorkville University. She is interested in helping individuals grow by increasing their self-awareness, giving them tools to navigate challenges, and supporting them in their journeys. Rosa provides a safe, welcoming space for clients so that together they can explore and process experiences, learn new perspectives, and empower clients towards reaching their therapeutic goals. Rosa uses an integrated approach that draws on Emotionally Focused Therapy (EFT), Cognitive Behaviour Therapy (CBT), Solution Focused Therapy (SFT), and Mindfulness therapy modalities.

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Kathryn Miller

Registered Psychotherapist (Qualifying)

Katy holds a Master of Arts in Counselling Psychology from Yorkville University. She also earned an Honours degree in Psychology from Carleton University and a Bachelor of Education from the University of Ottawa. With 25 years of experience as an elementary educator, she approaches clients with warmth, curiosity, and compassion, focusing on building strong relationships based on respect, collaboration, and communication. She strongly believes in the value of collaboration within therapy, partnering with clients to identify their objectives and leverage their strengths to attain their goals. Whether in-person or virtually, she assists adults and teens in coping better and more effectively with life's challenges, such as stress, anxiety, and depression. She follows an integrative approach that incorporates elements from Emotion-Focused Therapy (EFT), Acceptance and Commitment Therapy (ACT), Cognitive Behavioral Therapy (CBT), and Solution-Focused Brief Therapy (SFBT). She is clinically supervised by Rachael Riethman, Registered Psychotherapist.

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Bethan Kondric

Registered Psychotherapist (Qualifying)

Bethan earned a Bachelor of Arts degree in Psychology from Queen’s University and a Master of Arts degree in Counselling Psychology from Yorkville University. She is passionate about providing support and equipping individuals with the tools necessary to navigate challenges involving anxiety, depression, relationships, self-awareness, and self-esteem. Dedicated to creating a safe and nonjudgmental space, she adopts a client-centered and integrative therapeutic approach tailored to meet the unique needs of each individual. Her therapeutic framework draws from various methodologies, including Cognitive Behavioral Therapy (CBT), Narrative Therapy (NT), Emotion-Focused Therapy (EFT), Acceptance and Commitment Therapy (ACT) Attachment Theory, and Solution-Focused Therapy (SFT). She works under the clinical supervision of Rachael Riethman, a Registered Psychotherapist.

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Brenna McCutcheon

Marketing Manager

Brenna is the Social Media Manager for Sandstone Psychotherapy and Counselling. She obtained her undergraduate degree in Psychology and Marketing from the University of Guelph, and a Graduate Certificate in Public Relations from Niagara College. She has communications experience through her time working at Big Brothers Big Sisters and Ridley College. Currently, she works full-time as a Communications Specialist at Family and Children's Services Niagara.​ Brenna has always been passionate about mental health and wellness. Due to her education, she has been able to mix her passion with practice and is so grateful to be working with Sandstone.

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