BioSymm Technologies Ltd

Creating intelligent, technology-driven solutions for human metabolic health - empowering individuals to embrace a biology-first approach to lifestyle, health, and wellness.

About Us

BioSymm Technologies Ltd is a health technology start-up aimed at developing AI-powered, cloud-based software applications & tools which help individuals align their daily habits and lifestyle behaviours with the core biological principles of human metabolic health. Our primary focus is on the development of personalised digital solutions that integrate lifestyle data and guide users across five key domains, namely nutrition, movement, sleep, light exposure, and grounding, which all serve as triggers and modulators of human metabolic health, to promote health optimisation and prevent chronic disease.
We are developing cloud-based, AI-powered software applications that deliver personalized, scalable lifestyle-change solutions directly to end users. Our focus is on behavioural analytics and data-driven insight platforms that empower individuals to take control of their health, adopt preventative lifestyle measures, and reduce their risk of chronic disease. By integrating artificial intelligence, peer-reviewed scientific research, and user-specific biometric data, our tools will generate actionable insights, tailored recommendations, and engaging experiences that will drive sustainable habit change.
The company’s mission is to bridge the gap between cutting-edge science and everyday decision-making by creating intuitive, evidence-informed health technology products that empower users to take control of their long-term healthspan and biological resilience.

Ricky Du Plessis MSc.
Lead Founder & Chief Executive Officer

Ricky is a passionate advocate for human metabolic health with a deep commitment to reshaping how people approach lifestyle, longevity, and performance. With a background in project and programme management, over a decade of leadership experience and having specialized in leading new capability / technology introductions, he brings a rare but effective blend of strategic execution and mission-driven innovation to the table.
After years of personal study and advocacy, all stemming from his own personal health journey, Ricky founded BioSymm Technologies to develop intelligent, biology-first tools that empower individuals to realign their lifestyles and habits with human physiology. He is also an author and the host of The Animal-Based Dad Podcast.
Whether writing, podcasting, or conceptualizing new and exciting innovations, Ricky’s work is driven by a singular goal: to help others reclaim their energy, clarity, and healthspan - one intelligent decision at a time.
Find more from / about Ricky here: https://linktr.ee/Animal.Based.Dad

Dr Jerry Sims MB BS MSc MRCGP DipOccMed DipLM DipFM FRSPHCo-Founder & Chief Medical Officer

Dr Jerry Sims is an award-winning UK doctor approaching four decades of clinical experience in General Practice, Occupational Medicine, and Metabolic Health. He holds certifications in Functional Medicine (IFM) and Lifestyle Medicine (BSLM), and has become a trusted voice in helping high-performing people prevent chronic disease without medication.
Throughout his career, Dr Sims has helped individuals reclaim their health by addressing the true root causes of illness. He specialises in turning complex science into simple, empowering action and believes that clarity, not complexity, is the missing ingredient in modern medicine.
He joined BioSymm Technologies because its mission aligns exactly with his own: to use data, technology, and proactive lifestyle tools to stop disease before it starts. As both a clinician and communicator, he’s proud to be part of a team reshaping how we think about health.
Dr Sims also writes The Metabolic MD, a weekly newsletter for people over 40, and regularly shares insights on LinkedIn, helping others rethink what healthy ageing truly means.
Find more from Dr Sims here: https://www.linkedin.com/in/dr-jerry-sims-970547246/

Dr Clarence Bissessar, PsychDCo-Founder & Head of Mental Health and Behavioural Science

Dr. Bissessar is a highly experienced clinical psychologist with over 15 years of practice, specialising in cognitive behavioural therapy (CBT) for adolescent anxiety disorders and obsessive-compulsive disorder (OCD). He is fully accredited by the British Association for Behavioural and Cognitive Psychotherapies (BABCP) and registered with the Health and Care Professions Council (HCPC).
Holding a BSc (Hons) in Psychology from the University of Hertfordshire and a doctorate in Clinical Psychology from the University of Surrey, Dr. Bissessar has also completed postgraduate training in low-intensity CBT (University of Exeter) and clinical supervision for child and adolescent services (University of Reading).
Alongside his private work, he practices within a specialist NHS service for young people with anxiety and OCD and contributes to professional training through the University of Oxford’s postgraduate CBT programme. He also serves on the committee of the Oxford and Reading ACAMH branch, helping to promote evidence-based approaches in child and adolescent mental health.
Dr. Bissessar is deeply interested in the intersection of technology, behavioural science, and metabolic health with a particular passion for how AI can support long-term wellbeing and habit change. He brings deep clinical insight into the behavioural drivers of health outcomes, helping shape how we translate biological intelligence into sustainable, real-world habit change. His expertise ensures that our tools not only reflect the latest science in psychology and CBT, but also deliver meaningful, user-focused interventions that drive lasting impact.

Joel Smalley MBACo-Founder & Chief Technology Officer

Joel Smalley is a seasoned digital transformation leader with over 25 years of pioneering experience at the intersection of traditional finance and cutting-edge decentralized technologies. As Chief Technology Officer at BioSymm Technologies, he brings a unique perspective on how privacy-first, autonomous systems can revolutionize personal health data and metabolic monitoring.
His expertise spans capital markets, financial services, Web3, AI, blockchain, and financial technology, with a specialized focus on architecting "hyperstructures" - robust, self-sovereign applications that operate independently of centralized control. This background proves invaluable in developing BioSymm's intelligent, biology-first tools that prioritize user data sovereignty while delivering measurable health insights.
At BioSymm Technologies, Joel leads the development of next-generation health monitoring infrastructure that ensures users maintain complete sovereignty over their metabolic data while accessing intelligent, personalized insights. His vision extends beyond traditional health apps to encompass truly decentralized health ecosystems where privacy, censorship resistance, and system autonomy enable individuals to take control of their health journey without compromising their personal data.
Whether architecting privacy-preserving health protocols, developing autonomous AI agents for personalized coaching, or building resilient systems that operate independently of centralized platforms, Joel's work is driven by the belief that the future of health technology lies in empowering individuals with tools that respect their privacy while delivering unprecedented insights into their metabolic health and longevity.
His technical leadership ensures that BioSymm's platform not only reflects the latest advances in metabolic science but also pioneers new standards for privacy-first health technology in an increasingly decentralized digital landscape.

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