Meet Our Therapists
Get the best care and therapy from the team of experts at Sigma Therapies.
Our psychologists and occupational therapist are compassionate, empathetic and dedicated to support every client's needs.
Learn more about our therapists, their specialty area and how they can help you on your recovery journey.
Send us any questions you might have before booking a session with our team.
Nicholas Fares
BPsych, GradDip | Director, Psychologist & PBS Practitioner at Sigma Therapies| Former Psychology Clinic Manager, School & Aged Care Psychologist | Private Practice Psychology & Positive Behaviour Support Specialist
Nicholas Fares is a dedicated and empathetic psychologist with a rich background spanning aged care, the Department of Education, private practice, and the disability sector (NDIS). This diverse experience enriches his approach to mental health care, allowing him to connect deeply with clients from all walks of life.
Nicholas began his career in the NDIS, where he developed expertise in crafting tailored interventions and assessments for individuals with disabilities. He then transitioned to the Department of Education, working in various schools, and gaining a profound understanding of the unique needs of children and adolescents. Later, Nicholas moved into aged care, where he worked with older adults, addressing their specific psychological needs.
In his private practice, Nicholas specialises in providing personalised psychological services to individuals grappling with a range of challenges, from anxiety and depression to more complex psychological disorders. His varied experiences have been essential in shaping his empathetic and individualised approach to therapy.
Nicholas’s practice is centred on comprehensive assessment, developing personalised intervention strategies, and providing in-depth counselling. He is deeply committed to supporting and guiding his clients on their journey towards mental wellness, leveraging his extensive experience to offer effective, compassionate care.
Nicholas specialises in Cognitive Behavioural Therapy (CBT), Psychodynamic Therapy, Personality Assessments, Schema Therapy, Solution-Focused Therapy, and Dialectical Behaviour Therapy (DBT). Drawing from these diverse therapy modalities, he tailors his therapeutic approach to meet each client's unique needs. While Nicholas particularly enjoys working with men, couples, and adolescents, he warmly welcomes and enjoys working with individuals from all walks of life.
Nicholas is passionate about helping clients with issues such as anxiety, sleep problems, confidence, self-esteem, anger management, and assertive communication. Known for his warm and empathetic nature, he creates a safe and supportive environment where clients feel understood and valued. Nicholas genuinely puts himself in his clients' shoes, understanding their perspectives and emotions deeply. He collaborates closely with them, guiding them on their journey to wellness rather than taking over the process.
Nicholas's wide range of experience prepares him to handle a broad spectrum of psychological concerns, ensuring that every client feels heard and respected.

Amit Londhe
BPsych (Hons) | Director, Psychologist & PBS Practitioner at Sigma Therapies | Former Psychology Clinic Manager & Statewide Positive Behaviour Support Training Manager
Amit is a renowned Psychologist at Sigma Therapies, celebrated for his expertise in evidence-based client care across various age groups, from children to adults. His proficiency in addressing diverse behavioural and mental health issues is anchored in his extensive experience with comprehensive assessments and significant work within the National Disability Insurance Scheme (NDIS) and private practice.
Amit excels in creating personalised interventions for individuals with disabilities, showcasing his commitment to tailored care. His broad clinical knowledge spans a wide range of conditions, enabling him to deliver exceptional assessments, diagnoses, and interventions that lead to sustained positive outcomes.
At Sigma Therapies, Amit embraces innovative, holistic, and collaborative approaches, focusing on enhancing clients' goals and life quality. His expertise in developing detailed treatment plans, grounded in accurate assessments, underscores his dedication to excellence. Amit's contributions to practice development, quality management, and continuous improvement highlight his role in advancing Sigma Therapies' mission to offer integrative and effective mental health solutions.
Specialising in Schema Therapy, Cognitive Behavioural Therapy (CBT), Solution-Focused Therapy, Acceptance and Commitment Therapy (ACT), and Cognitive Restructuring, Amit brings a diverse set of skills to his practice.
He is particularly passionate about working with adolescents, neurodivergent individuals, family systems, and couples. Known for his warm and empathetic nature, Amit genuinely puts himself in his clients' shoes, understanding their perspectives and emotions deeply.
Amit believes in guiding his clients on their journey to wellness rather than taking over the process. He collaborates closely with them, ensuring they are active participants in their healing journey. This approach fosters empowerment and long-term positive change, making clients feel heard, valued, and supported.
While Amit particularly enjoys working with adolescents, neurodivergent individuals, family systems, and couples, he welcomes and enjoys working with people from all walks of life.
His empathetic and supportive environment helps clients navigate issues such as anxiety, sleep problems, confidence, self-esteem, anger management, and assertive communication.
His genuine care and collaborative spirit ensure that each client receives personalised and effective support tailored to their unique needs.

Vedant Malik
BOccThy (Hons) | Lead Occupational Therapist & Paediatric Specialist | Former OT Clinic Lead & Expert in Developmental Therapy
With a strong foundation in client-centred practice and a deep passion for working with paediatric clients, Vedant is a dedicated and experienced Occupational Therapist. Having worked extensively within the National Disability Insurance Scheme (NDIS), Vedant brings expertise in developing personalised and collaborative goals that empower clients to achieve their fullest potential.
Vedant’s approach is rooted in guided discovery, helping clients and their families uncover new possibilities for independence and growth. He is committed to tailoring therapeutic interventions to meet the unique needs of each individual, while promoting engagement in meaningful activities that enhance daily living.
Their diverse experience includes working with clients of all ages, from young children to older adults, and from varied cultural backgrounds. This adaptability has strengthened Vedant’s ability to communicate effectively, ensuring that cultural sensitivity is embedded in every aspect of their practice.
Whether working with children on developmental goals or adults seeking to enhance their independence, Vedant’s compassionate approach and dedication to collaboration ensure that every client is supported in achieving their goals within their unique context.

Charmaine Too
BPsych (Hons) | Positive Behaviour Support Practitioner
Charmaine is a dedicated Positive Behaviour Support (PBS) Practitioner with a strong foundation in trauma-informed, person-centred, and evidence-based practice. Drawing from a multidisciplinary
background in psychology, healthcare, education, and community services, underpinned by a lifelong commitment to service and community welfare, Charmaine is passionate about supporting individuals across all ages and abilities to achieve meaningful outcomes and enhance their quality of life.
Charmaine is trained in Mental Health First Aid and with a wealth of experience across diverse roles spanning the Department of Community, the Department of Education, the National Disability Insurance Scheme (NDIS), and private healthcare practice, Charmaine brings a deep understanding of complex needs, family dynamics, and interagency collaboration. She has supported NDIS
participants through the application of functional behaviour assessment, collaborative planning and skill development strategies to reduce restrictive practices and promote positive behavioural change. Her approach is shaped by values of dignity, respect, and cultural responsiveness in the development of individualised PBS plans that aligned with the NDIS Quality and Safeguards Commission framework.
Earlier in her career, Charmaine served in a crisis management team and held a leading role with an international organisation where she led diverse teams and coordinated emergency response procedures.
Her leadership was recognised with multiple awards for excellence, professionalism, and team spirit—skills she continues to carry into her therapeutic and behavioural support work today.
With a dynamic career across multiple industries and cultures, all demanding a high level of adaptability, compassion, and resilience, Charmaine, known for her warm and positive nature, brings a unique blend of empathy, leadership, and problem-solving to every role she undertakes.
Curious and growth-oriented, Charmaine enjoys traveling and learning new skills, constantly seeking new ways to enrich her personal and professional life. With an unwavering belief in each person’s potential, she continues to advocate for strengths-based, respectful, and inclusive support across every setting she works in.
Dinithi Hettiarachi
Positive Behaviour Support Practitioner
Dinithi is a registered teacher with a Masters in Inclusive and Special Needs Education, and is currently pursuing her PhD, reflecting a commitment to ongoing learning and expertise. As a PBS practitioner with over 2.5 years of experience, she brings a deep understanding of developmental needs and a special interest in supporting clients across a wide age range, from children to adults (0-40).
Her holistic teaching and therapeutic approaches are grounded in the influential theories of Maria Montessori, Lev Vygotsky, and Urie Bronfenbrenner, ensuring a comprehensive and interconnected view of individual development and support.
Early in her career, Dinithi gained valuable experience across multiple industries and in mental health, which gives her a broad perspective on client challenges and triumphs. This unique background, combined with a certification in graphic design and visual arts, allows her to bring a creative and innovative dimension to her therapy sessions. She skillfully utilises these artistic tools to create engaging and personalized therapeutic experiences.
Known for her compassionate and dedicated nature, Dinithi’s practice is defined by a belief in each person’s potential. She brings a unique blend of pedagogical insight and practical problem-solving to every client she works with.
With an unwavering belief in strengths-based, respectful, and inclusive support, she is committed to a holistic approach that focuses on working with your capabilities to meet your goals in the best way possible.

Long Yip Ron
Occupational Therapist
Ron is a passionate Occupational Therapist whose journey into the profession has been shaped by both personal and professional experiences. He began his career in residential aged care, where he learned the importance of dignity, meaningful engagement, and person-centred care. These are values he holds dearly to his heart and that carry into every aspect of his practice.
Ron takes a strength-based, family-centred approach in his therapy, aiming to make sessions both purposeful and engaging.
Drawing on his own lived experience, he understands the challenges many neurodivergent individuals face in navigating the world. His time as a support worker and therapy assistant within the NDIS has also given him valuable, hands-on insight into the everyday challenges faced by families and carers. Ron always ensures that his sessions are inclusive and adaptable, while also considering the unique routines, needs, and goals of the people he supports.
Outside of work, Ron’s love for sports influences his therapy approach, bringing movement, creativity, and play into sessions to boost engagement and make therapy enjoyable.
Above all, Ron believes that every small step forward deserves recognition. He’s committed to creating safe, supportive environments where individuals feel heard, understood, and empowered to live life on their terms.

Isabella Yuen
Occupational Therapist
Isabella is a passionate Occupational Therapist dedicated to supporting children and young people to reach their full potential. Her journey into the profession has been inspired by a strong belief in the power of play as a pathway for growth and development.
She takes a creative and individualised approach to therapy, designing sessions that are both enjoyable and purposeful. By tailoring activities to each child’s strengths, interests and needs, she ensures therapy is engaging, motivating and meaningful for their everyday lives.
Outside of work, Isabella enjoys exploring art and craft, which inspires her to bring creative and engaging ideas into her therapy sessions, helping her build environments where children feel safe, supported, and excited to learn.
Isabella is committed to celebrating every achievement and creating positive, meaningful experiences for the children and families she supports
