Meet The Team

Alastair Jessel – CEO, Director & Founder

Alastair spent 10 years in the City of London as a stockbroker, specialising in Japanese equities at Sanyo Securities, then heading up NatWest’s Japanese department before breaking out and becoming a serial entrepreneur. He has created and sold a number of businesses and now owns Battersea Park Clinic Ltd, based in south London. It is one of the largest holistic healing centres in the UK, specialising in treating chronic diseases using alternative therapies. He has integrated cutting-edge technologies such as frequency and photonic light healing with the Energy Enhancement System to Hyperbaric Oxygen Therapy, Red Light Therapy and UVB Narrowband Therapy into his centre. Alastair was the first to introduce the EESystem into the UK and one of the first in Europe to introduce postbiotics from Japan, as he recognised the incredible importance of gut health in helping his cancer and autoimmune clients.

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Anna Benedicic - Founder

Anna is a founding shareholder with 30+ years of international leadership experience spanning four continents. Her career began in IT and management consulting at EY where she specialised in guiding organisations through complex transformations, growth initiatives, and turnarounds.

Anna founded an alternative health start-up in central London and Canary Wharf, advised a London family pharmacy on strategic retail growth, and worked with technology and logistics disruptors.

With a founder's mindset and deep expertise in health optimisation and longevity nutrition, Anna brings practical innovation to building and scaling solutions in the health and wellbeing sector.

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Nick Thompson — Holistic Vet

Nick Thompson, Veterinary Consultant Nick is a qualified veterinary professional supporting The Postbiotic Company as our Veterinary Consultant. Nick brings practical, evidence-led experience across companion animal health and nutrition, with a focus on preventative care, gut health, and performancesupportive supplementation. He advises on product formulation rationale, species-appropriate use, and responsible customer guidance to help ensure our animal ranges are both credible and fit for purpose.

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Kate Arnold - Nutritionist

Kate Arnold is a highly qualified Nutrition Consultant with a client-centred, evidence-informed approach to supporting everyday health and long-term wellbeing. She holds a BA (Hons), a Diploma from the Institute for Optimum Nutrition (Dip ION) and a Postgraduate Certificate (PG Cert) and is a registered member of the British Association for Nutrition and Lifestyle Medicine (MBANT).

Kate’s work focuses on translating nutritional science into practical, sustainable strategies that fit real lives. She is passionate about helping clients build strong foundations around food, lifestyle, and routine—prioritising clarity, consistency, and measurable progress. Her consultations are structured, supportive, and tailored to the individual, with clear next steps and ongoing guidance to help clients make meaningful changes with confidence.

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