Meet the team

Max Lewinsohn
Chairman

Max Lewinsohn played tennis as captain of the British junior team before training as a chartered accountant, and then becoming chairman of a public company in his late 20s. He has more than 40 years’ experience at board level in the financial, healthcare and energy sectors, having invested in and guided six public and many private companies in Europe and the US, including The Children’s Medical Investment Trust plc in the UK and Specialised Health Products International Inc in the US. He is currently Chairman of three international companies including Wellbeing.

Andrew Chancellor
Chief Executive Officer

Andrew Chancellor has more than 25 years’ experience in business, starting in international banking in South Africa and the UK, followed by running businesses in the search and selection sector in London, Paris, Hong Kong, Singapore and Sydney. Following the successful sale of the Far East operations he returned from Australia to the UK, and for the last nine years he has worked with Stephen Ray in the bioscience sector, helping to transform exciting research into clinical practice. As CEO, Andrew is responsible for the day-to-day commercial activities of Wellbeing, including marketing and sales.

Andrew McCombe MD FRCS (ORL)
Medical Director

Andrew qualified from Edinburgh University in 1985, with his surgical and ENT training taking place at various posts around the UK. He was appointed as Consultant ENT Surgeon to Frimley Park Hospital in 1995 where he worked for 20 years. In 2016, he took up a post as an ENT specialist at Mediclinic City Hospital in Dubai until March 2020 when he was appointed as the hospital’s medical director. He resigned from this position in 2023 and spent his last year in Dubai as clinic director and ENT surgeon at a holistic and complementary health polyclinic. He returned to the UK in January 2025.

Stephen Ray PhD
Senior Scientific Consultant

Stephen Ray has more than 25 years academic and commercial research experience in cell therapy. He held academic faculty appointments at Oxford Brookes University (UK) in clinical physiology and was Professor of Neuroscience at the Carrick Institute (USA). He also has a 30% interest in Micregen Limited, a UK company which is developing non-autologous products for new-born children with critical medical conditions, and other medical products. Stephen is available for advice and consultations as Chairman of our Scientific Advisory Panel.

Tristan Lewinsohn
Director of Business Development

Tristan Lewinsohn went to St. Paul’s School in London before graduating from the University of Bristol with a BSc in Politics. Having initially trained as an accountant, he then moved into the world of marketing, working for several years as the press officer of pan-European TV sports channel Eurosport. Tristan has invested in and assisted numerous technology start-ups in the last 15 years and was a founding investor in Metail, a virtual fitting room service sold to clothing manufacturing giant TAL in 2019, as well as ventures in the energy and fitness industries. Tristan focuses on marketing and company growth, with a particular emphasis on the sports industry.

Emma Wells
Head of Operations

Emma is an experienced practice operations manager, having worked in the healthcare field for over 10 years. She started her career in advertising honing her skills in communication and rising to be the Chairman’s EA and office manager. After taking a maternity break, Emma returned to the workplace in a role within the medical field, and worked for the NHS, providing full Medical Secretarial and Personal Assistant service to two Clinical Oncologists. Emma combines her love of organisation, client care and years of experience in managing healthcare practices to provide support for Wellbeing, our clients and team.