Our Team

With over a decade of experience working with individuals and teams in some of the world’s most high stakes environments including United Nations Criminal Tribunals, international consulting and law firms and police departments, Rajna has developed a deep understanding of the unique psychological demands placed on professionals in high-performance, high-pressure roles.She is a highly sought-after science communicator with a strong presence on television and radio, delivering approximately 40 keynotes, conference presentations, and other talks annually.

As the Founder and CEO of Optimally, Rajna leads a dynamic team of visionary psychologists and preventative medicine clinicians, empowering organisations and the exceptional individuals within them to revolutionise their health, redefine where wellbeing sits within their culture, and unlock their highest potential—transforming not just performance, but the very way we approach well-being in the workplace.

Rajna is an outdoors enthusiast who thrives when her life feels balanced by both work and time to create space to feel grounded. Whether by the beach or atop a mountain, you'll find her embracing nature with her young family or friends.

Born in Tonga and raised in Aotearoa New Zealand, Seini’s diverse professional journey began as an international economic policy consultant, where she developed a keen understanding of the unique pressures and demands within global organisations. This experience, combined with extensive cross-cultural collaboration, provided her with invaluable insight into the challenges faced by professionals in high-performance environments, particularly in the fast-paced world of professional services firms. She understands the barriers that individuals and teams face in achieving holistic well-being amidst the demands of such high-pressure settings.

Drawing on a rich toolkit of evidence-based therapeutic approaches, Seini helps professionals develop the resilience, insight, and skills necessary to thrive in demanding careers, while also fostering a sustainable work-life. Her work is deeply rooted in understanding the intricate dynamics between individual, team, and organisational well-being, making her particularly well-equipped to support high-performing professionals in overcoming challenges and achieving long-term personal and career growth.

Having lived and worked across the UK, Canada, the USA, Australia, and Fiji, Seini brings a global perspective to her practice, now based in Tāmaki Makaurau/Auckland. Passionate about blending professional life with personal enrichment, she enjoys outdoor adventures with family and friends, and continuously seeks out new music, podcasts, and recipes that inspire joy and discovery in everyday life.

Drawing on cutting-edge medical testing, habit mastery science, and technology, Dr. Ula addresses the root causes of health challenges—beyond just treating symptoms—creating personalised, holistic health plans designed to enhance both individual well-being and team performance. Through continuous monitoring, health coaching, and evidence-based treatments, she helps professionals unlock their full potential, achieve sustained vitality, and perform at their best, both in and outside of the workplace.

Rachel’s expertise spans DNA and health testing, medical report writing, health protocol development, and functional testing interpretation, allowing her to provide personalised, science-backed recommendations for her clients. She takes a holistic approach to wellness, focusing on how lifestyle modifications can enhance physical and mental health, improve gene expression, and boost performance in demanding careers.

By collaborating with clients to set realistic, individualised goals, Rachel helps them develop sustainable health strategies that support both professional success and personal well-being. She offers ongoing motivation and accountability, ensuring that health improvements are not only achievable but enjoyable.

Outside of her work, Rachel enjoys walking with her dog, going to the gym, listening to health podcasts, and spending time with friends and family, as well as camping with her partner when the weather allows.

He is an expert science communicator and is currently writing his third psychology skills book, and is an established science communicator with a regular presence on television and radio. He is also one of New Zealand's foremost psychology experts on the interface between psychology and AI.

Paul thrives in dynamic environments, particularly within professional services firms, where his expertise is highly valued in addressing the unique challenges of high-performance settings. Whether guiding C-suite professionals through the demands of high-pressure careers or helping organisations refine their employee well-being frameworks, Paul’s work is dedicated to fostering growth, resilience, and peak performance in today’s fast-paced world.

When not working with high-level professionals and forward-thinking organisations, Paul enjoys cultivating balance through family time, mindfulness practices, and an active lifestyle. He is a passionate writer, frequently contributing to media discussions on psychological well-being, and he also plays guitar in a band that celebrates New Zealand’s classic music legacy.

With a focus on proactive strategies, Duska works to equip professionals with the psychological tools needed to prevent burnout, enhance emotional well-being, and foster sustainable performance. Her approach integrates evidence-based modalities such as Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Schema Therapy to support individuals in managing workplace stress, improving focus, and strengthening leadership capabilities.

In addition to her individual work, Duska provides corporate well-being coaching and helps organisations develop mental health initiatives that promote a culture of resilience, employee engagement, and long-term success. She is passionate about empowering professionals to not only manage stress but also build lasting strategies for work-life balance and emotional fulfilment.

Outside of her work, Duska enjoys reading, travelling, and spending quality time with her family and friends.

Karin’s approach integrates evidence-based techniques, including Cognitive Behavioural Therapy (CBT), Schema Therapy, Mindful Self-Compassion and Eye Movement Desensitisation and Reprocessing (EMDR). Drawing from this rich toolkit, Karin works collaboratively with clients to address areas such as stress management, emotional regulation, and improving focus. She helps professionals clarify their values, optimise their mental and emotional health, and take actionable steps toward personal and professional growth, fostering a more productive, fulfilling, and meaningful career.

With a compassionate and non-judgmental approach, Karin creates a safe, supportive space for professionals to explore their challenges and develop the tools needed to thrive in high-pressure environments. She is committed to guiding individuals and teams toward greater resilience, enhanced well-being, and sustained performance.

Outside of her professional work, Karin enjoys pottery, spending time in nature, walking her dogs, and planning her next travel adventure.

At Optimally, Mandie specialises in workplace mental health, providing tailored support for professionals in high-pressure environments. She focuses on treating stress, burnout, trauma recovery, anxiety, and mood disorders—common challenges faced in professional services firms. With an emphasis on injury prevention, resilience, and personal growth, Mandie helps individuals and teams manage the mental health demands of high-performance careers, enhancing well-being and sustaining long-term success.

Mandie’s approach blends evidence-based therapy with a deep understanding of the unique demands faced by those in high-stakes environments. Outside of work, she enjoys kayaking with her family or playing music at home, always striving to find balanced solutions that support both mental health and peak performance.

Michelle works collaboratively with clients to strengthen their emotional resilience and improve well-being, focusing on stress management, performance optimisation, and maintaining work-life harmony. She uses evidence-based approaches, including Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Mindfulness techniques, tailoring her approach to suit the unique needs of each individual. Michelle empowers professionals to cultivate mental clarity and practical coping strategies, ensuring sustainable success in fast-paced, high-pressure environments.

In addition to her work with high performing individuals, Michelle also supports clients facing anxiety, mood disorders, and significant life transitions. Her approach is compassionate and focused on providing the tools necessary for long-term personal and professional growth.

Outside of work, Michelle enjoys staying active with her family, dancing, reading, and spending quality time with friends.

Chantal’s expertise lies in treating many challenges faced by professionals, including depression, anxiety, stress, and general preventative care. Drawing on evidence-based strategies such as Mindfulness and Cognitive Behavioural Therapy (CBT), she equips individuals with the tools to thrive under pressure, improve emotional well-being, and enhance leadership skills.

Her passion is to help professionals not only overcome mental health challenges but also cultivate long-term growth and success. Chantal works closely with individuals and teams to create tailored solutions that promote a healthy work-life balance, improve productivity, and ensure peak performance in high-demand roles.

Outside of her professional work, Chantal enjoys spending time with her family on a small farm at the foot of Mount Taranaki, where she balances her career with outdoor activities like surfing and horseback riding.

Drawing on cutting-edge medical testing, habit mastery science, and technology, Dr. Ula addresses the root causes of health challenges—beyond just treating symptoms—creating personalised, holistic health plans designed to enhance both individual well-being and team performance. Through continuous monitoring, health coaching, and evidence-based treatments, she helps professionals unlock their full potential, achieve sustained vitality, and perform at their best, both in and outside of the workplace.

Karin’s approach integrates evidence-based techniques, including Cognitive Behavioural Therapy (CBT), Schema Therapy, Mindful Self-Compassion and Eye Movement Desensitisation and Reprocessing (EMDR). Drawing from this rich toolkit, Karin works collaboratively with clients to address areas such as stress management, emotional regulation, and improving focus. She helps professionals clarify their values, optimise their mental and emotional health, and take actionable steps toward personal and professional growth, fostering a more productive, fulfilling, and meaningful career.

With a compassionate and non-judgmental approach, Karin creates a safe, supportive space for professionals to explore their challenges and develop the tools needed to thrive in high-pressure environments. She is committed to guiding individuals and teams toward greater resilience, enhanced well-being, and sustained performance.

Outside of her professional work, Karin enjoys pottery, spending time in nature, walking her dogs, and planning her next travel adventure.

Rachel’s expertise spans DNA and health testing, medical report writing, health protocol development, and functional testing interpretation, allowing her to provide personalised, science-backed recommendations for her clients. She takes a holistic approach to wellness, focusing on how lifestyle modifications can enhance physical and mental health, improve gene expression, and boost performance in demanding careers.

By collaborating with clients to set realistic, individualised goals, Rachel helps them develop sustainable health strategies that support both professional success and personal well-being. She offers ongoing motivation and accountability, ensuring that health improvements are not only achievable but enjoyable.

Outside of her work, Rachel enjoys walking with her dog, going to the gym, listening to health podcasts, and spending time with friends and family, as well as camping with her partner when the weather allows.

At Optimally, Mandie specialises in workplace mental health, providing tailored support for professionals in high-pressure environments. She focuses on treating stress, burnout, trauma recovery, anxiety, and mood disorders—common challenges faced in professional services firms. With an emphasis on injury prevention, resilience, and personal growth, Mandie helps individuals and teams manage the mental health demands of high-performance careers, enhancing well-being and sustaining long-term success.

Mandie’s approach blends evidence-based therapy with a deep understanding of the unique demands faced by those in high-stakes environments. Outside of work, she enjoys kayaking with her family or playing music at home, always striving to find balanced solutions that support both mental health and peak performance.

Michelle works collaboratively with clients to strengthen their emotional resilience and improve well-being, focusing on stress management, performance optimisation, and maintaining work-life harmony. She uses evidence-based approaches, including Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Mindfulness techniques, tailoring her approach to suit the unique needs of each individual. Michelle empowers professionals to cultivate mental clarity and practical coping strategies, ensuring sustainable success in fast-paced, high-pressure environments.

In addition to her work with high performing individuals, Michelle also supports clients facing anxiety, mood disorders, and significant life transitions. Her approach is compassionate and focused on providing the tools necessary for long-term personal and professional growth.

Outside of work, Michelle enjoys staying active with her family, dancing, reading, and spending quality time with friends.

He is an expert science communicator and is currently writing his third psychology skills book, and is an established science communicator with a regular presence on television and radio. He is also one of New Zealand's foremost psychology experts on the interface between psychology and AI.

Paul thrives in dynamic environments, particularly within professional services firms, where his expertise is highly valued in addressing the unique challenges of high-performance settings. Whether guiding C-suite professionals through the demands of high-pressure careers or helping organisations refine their employee well-being frameworks, Paul’s work is dedicated to fostering growth, resilience, and peak performance in today’s fast-paced world.

When not working with high-level professionals and forward-thinking organisations, Paul enjoys cultivating balance through family time, mindfulness practices, and an active lifestyle. He is a passionate writer, frequently contributing to media discussions on psychological well-being, and he also plays guitar in a band that celebrates New Zealand’s classic music legacy.

With a focus on proactive strategies, Duska works to equip professionals with the psychological tools needed to prevent burnout, enhance emotional well-being, and foster sustainable performance. Her approach integrates evidence-based modalities such as Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Schema Therapy to support individuals in managing workplace stress, improving focus, and strengthening leadership capabilities.

In addition to her individual work, Duska provides corporate well-being coaching and helps organisations develop mental health initiatives that promote a culture of resilience, employee engagement, and long-term success. She is passionate about empowering professionals to not only manage stress but also build lasting strategies for work-life balance and emotional fulfilment.

Outside of her work, Duska enjoys reading, travelling, and spending quality time with her family and friends.

Chantal’s expertise lies in treating many challenges faced by professionals, including depression, anxiety, stress, and general preventative care. Drawing on evidence-based strategies such as Mindfulness and Cognitive Behavioural Therapy (CBT), she equips individuals with the tools to thrive under pressure, improve emotional well-being, and enhance leadership skills.

Her passion is to help professionals not only overcome mental health challenges but also cultivate long-term growth and success. Chantal works closely with individuals and teams to create tailored solutions that promote a healthy work-life balance, improve productivity, and ensure peak performance in high-demand roles.

Outside of her professional work, Chantal enjoys spending time with her family on a small farm at the foot of Mount Taranaki, where she balances her career with outdoor activities like surfing and horseback riding.