Meet the Team
Architects of Your Biological Advantage

DR NIRUSHA KUMARAN
Chief Medical Officer, Functional and Longevity Medicine Physician
Dr. Nirusha is a GP and certified Lifestyle Medicine Physician specializing in functional and longevity medicine. After her father's preventable chronic illness and healing her daughter's severe eczema through root-cause medicine, she pursued advanced training in Functional Medicine. At Founders Health, she combines conventional expertise with cutting-edge approaches to deliver personalized precision health. Specializing in women's hormone health from PMS to perimenopause Dr. Nirusha empowers high-performing individuals to achieve sustained peak performance while optimizing healthspan and vitality.

KATIE POYASOV
Naturopathic Nutritionist
Katie Poyasov is a Naturopathic Nutritionist who helps individuals restore balance through root-cause nutrition and functional health principles. She specialises in supporting hormonal balance, gut health, and longevity by combining nutritional science with naturopathic wisdom. Katie works to uncover and address the underlying drivers of imbalance rather than just treating symptoms. Her tailored, evidence-based approach empowers clients to use food, lifestyle, and mindset as tools for healing and vitality & believes that clean living isn’t about perfection it’s about progress toward sustainable, lifelong wellness.

DR RALPH
ROGERS
Consultant in Regenerative Orthopaedics and Sports Medicine
Dr. Ralph Rogers is Founder and CEO of Rogers Regenerative Medical Group (RRMG), overseeing two London clinics serving elite athletes and the general public. Former First Team Doctor at Chelsea Football Club and International Medical Advisor to the NBA for over 12 years, he holds a Medical Degree from Catholic University of Leuven, a PhD in Exercise Physiology from University of Maryland (NIH-funded), and an MSc in Musculoskeletal Ultrasound from Bournemouth University. A Fellow of ACSM and FSEM (UK, IRE), Dr. Rogers serves on IARMES' Scientific Advisory Board, pioneering excellence in regenerative sports medicine worldwide.

ALEXANDRA ROJAS
Functional Medicine Practitioner,Naturopathic Nutritionist
Alexandra Rojas is a certified Functional Medicine Practitioner (IFMCP) and Registered Naturopathic Nutritionist with over two decades in corporate leadership before transitioning to clinical practice. She specializes in chronic stress, burnout, hormonal health, gut and immune function, and cardiometabolic resilience. Her evidence-based approach integrates functional testing, precision nutrition, and targeted lifestyle interventions. Having personally overcome burnout, fibromyalgia, and hypothyroidism, Alexandra brings deep insight into the hidden costs of high performance, delivering confidential, personalized protocols that enhance immediate wellbeing and long-term longevity.

NAHID DE BELGEONNE
Nervous System Strategist, Somatic Educator, Author
Nahid works with high-performing founders and leaders whose bodies are locked in survival mode, even when their businesses are thriving. Known as "the nervous system whisperer," she specializes in helping successful individuals running on depletion, chronic stress, and trauma-patterned fatigue. Through her signature approach, The Human Method®, Nahid uses science-backed somatic tools to help clients break free from burnout and high-functioning survival. With over 20 years of experience across fashion, publishing, technology, and wellness, she has supported A-list celebrities, CEOs, and C-suite teams navigating leadership demands without sacrificing health.

FAITH MCALLISTER
Breathwork Facilitator
Faith is a breathwork facilitator operating at the intersection of performance, well-being, and presence. She works with founders and leaders in high-stakes environments, supporting them to regulate their nervous systems, build resilience, and access deeper intuition.Her approach is entirely bespoke, tailored to each individual’s goals and needs. Faith combines conscious connected breathwork, functional breathing techniques, somatic awareness, and sound to help clients restore clarity and presence.Based in London, she offers private sessions and group work, both in person and online. Faith trained with Evolution of Breath, which is registered with the International Breathwork Foundation.

DR ALEX DAVIDSON
GP, Functional & Lifestyle Medicine Practitioner
Dr Alex has been a GP since 2012 and is also a GP tutor at Cambridge Medical School. She completed her Functional Medicine training at the Institute of Functional Medicine in 2019, embracing a medical practice which uses a systems-based approach to treat patients, and which aims to get to the root cause of illness, rather than just symptom-management. This helped her to work through her own health journey, overcoming significant gut issues after conventional approaches had failed.
Dr Alex uses this integrative approach working together with her patients to create a bespoke treatment plan, and has special interests in gut health, fatigue, autoimmunity, mental health and men’s health.
Dr Alex uses this integrative approach working together with her patients to create a bespoke treatment plan, and has special interests in gut health, fatigue, autoimmunity, mental health and men’s health.

OLIVIER SANCHEZ
Naturopath, Naturopathic Nutritional Therapist, Iridologist
Olivier is a registered Naturopath, Naturopathic Nutritional Therapist, Iridologist, and internationally published author with advanced training in sport nutrition and mycotherapy. He specialises in gut health, sleep optimisation, and the gut–brain connection, drawing on both scientific evidence and holistic principles to restore balance and resilience. His further training in adult and youth mental health supports an integrative approach that addresses the whole person: mind, body, and lifestyle. Olivier helps clients uncover root causes, improve energy, digestion, and sleep, and achieve sustainable, long-term wellbeing.




