Meet the Team
Founder, Clinical Psychologist & AHPRA Supervisor
Narmatha (Narmi) Thillainathan
Adjunct Fellow (Macquarie University) | FCCLP Clinical College |Aff. Ed&Dev Psych| Board Clin. Supervisor| MClin Psych | Msc Hlth Beh | Bsc Psych
Narmi is a Clinical Psychologist, the founder of Breakthrough Psychology Practice, and also an Adjunct Fellow (Macquarie University), with 20 years of experience. She is the founder of Breakthrough Psychology Practice of 13 years in West Pennant Hills. She is also part of the teaching staff at UTS (Masters Clin Psych) and is an AHPRA supervisor to many psychologists in training. She is passionate about the work she does with her clients and thrives on empowering clients to lead a more fulfilled life.
Narmi loves working with diverse clients, and provides assessment and therapy to young children, adolescents, adults and families. Narmi utilises evidence-based practice in her clinical work and intuitively matches the best type of therapy suited to each client. This may include: Mindfulness, Cognitive Behaviour Therapy, Acceptance Commitment Therapy, Dialectical Behavioural Therapy, Compassion Focussed Therapy and Psychodynamic Psychotherapy. She has a special interest in neuro-affirming therapy and supporting parents.
Narmi leads the Testing Clinic and Breakthrough Psychology with 20 years of experience, and works collaboratively with her team to support clients with Diagnostic Assessments. She is also passionate about training and supervising psychologists, which is an integral aspect of her mission at Breakthrough Psychology, but also extends this support to external psychologists in training or otherwise. In addition to this, she also offers group training and consultations/school wide interventions and other organisations on topics such as parenting, anxiety management, programs, effectively managing ADHD and diagnostic assessments such as Child and Adult ADHD, Autism, SLD.
Client Services Officer
Rachel Guy
Rachel will greet you upon arrival with a warm smile and offer you a cuppa. Rachel is here to assist with your bookings and handle all things admin.
Passionate about ensuring you feel welcomed and comfortable, Rachel is dedicated to providing the best experience possible.
Rachel has a deep interest in mental health and personal insight into the value of therapy. She aspires to further her studies with a postgraduate program in psychology.
In her free time, Rachel enjoys reading, cooking delicious meals, spending time in nature, and cherishing moments with her family.
Days of Work: Wednesday | Thursday | Friday
Senior Admin
Sara Bunnett
With postgraduate qualifications in Health Service Management, Palliative Care, Business Management, Project Management and Financial Planning and 12 years of clinical experience, Sara's role includes Client engagement, oversight of Administrative Support & assistance with Testing Coordination of Breakthrough Psychology Practice.
Sara has previously led the administration portfolios for large clinical teams and allied health practices. Developed and delivered practical and financial support programs for two large NFP cancer organisations.
Registered Psychologist
Nadine Sarah
MPP | BA Psych | BSC Psych (Hon)
Nadine is an experienced Registered Psychologist, with a Professional Masters in Psychology from Macquarie University and an honours degree in Psychology. She has worked in complex systems, such as the Northern Beaches Hospital, Child Protection (data analysis) and Head to Health before entering private practice.
Nadine is passionate about working with adolescents and young adults. She loves sharing her knowledge of Psychology in assisting by transforming the lives of clients, who are experiencing anxiety, depression, adjustment, grief and loss, trauma.
She has most recently returned from Hatha & Asthtanga Vinyasa Yoga Teacher Training in Rishikesh, India. She balances this passion by her daily self-care practice of mindfulness, pranayama and yoga. By nature, Nadine is compassionate, calm, patient and non-judgemental in the way she engages with her clients.
Her orientation of work is client-centred, holistic and varies to suit each client. She is trained in Cognitive Behavioural, Acceptance and Commitment, and Mindfulness Therapies.
Nadine also speaks Tamil fluently.
Nadine is a member of the Australian Association of Psychologists incorporated (AAPi).
Nadine is currently available on: Wed, Thur and Fri: 11-7pm
Ishan is a dedicated and compassionate psychologist committed to guiding individuals on their path to mental well-being and personal growth. With a Bachelor of Science (First Class Honours in Psychology) from the University of Sydney, Ishan brings a solid foundation of knowledge and a passion for understanding the intricacies of the human mind.
One of Ishan’s defining qualities is his warm and caring personality. Ishan approaches his clients with genuine compassion and a non-judgmental attitude, creating a safe space for them to explore their thoughts and emotions. His ability to empathise and connect on a personal level fosters a therapeutic relationship built on trust and understanding.