Andy Mears – Chief Executive

Andy joined Deltex Medical in 1989 as an Electronics Engineer. Throughout his career with Deltex Medical, he has held a number of roles, including Production Manager and Operations Director. Andy was appointed as Group Sales Director in 2010, Managing Director 2015 and Chief Executive in 2018.

Natalie Wettler – Finance Director

Natalie graduated from Sheffield University with a BSc in Cognitive Neuroscience. After qualifying as a Chartered Accountant with Grant Thornton in Leicester she worked for both KPMG and Grant Thornton in Auckland, New Zealand. Natalie subsequently spent several years working as head of Finance for Peak Primary Limited in New Zealand in the Primary Healthcare sector. In 2011 Natalie joined Deltex Medical, holding a number of senior roles in the Group’s finance department until 2016. She rejoined the Group in January 2020 as the Group Financial Controller and has been appointed as Group Finance Director in May 2021.


Non-Executive Directors

Nigel Keen – Chairman

Nigel has been involved with Deltex Medical since 1988 and Chairman since 1996. He is also Chairman of the following companies; Syncona Investment Management Limited (SIML), a company which manages Syncona Ltd, an evergreen investment company developing advanced medical products; he is also a non-executive director of SIML’s parent company, Syncona Ltd, a company that is listed on the London Stock Exchange; and Oxford Academic Health Science Network, established by the National Health Service in England to align the interests of patients in its region with academia, industry and the healthcare system. His career has encompassed venture capital, industry and banking. He has a degree in engineering from Cambridge University, is a Fellow of the Institute of Chartered Accountants, a Fellow of the Institute of Engineering and Technology and has been involved in the formation and development of high technology businesses for more than thirty years. Nigel is Chairman of the Remuneration Committee.

Julian Cazalet

Julian joined the Board in April 2008 and is the Chairman of the Audit Committee. He was until 2007 a Managing Director — Corporate Finance of JPMorgan Cazenove. After graduating in Economics from Cambridge, he qualified as a Chartered Accountant before joining Cazenove in 1973. He became a Partner in 1978. From 1989 he worked in Corporate Finance, firstly in Equity Capital Markets and subsequently advising listed companies. He is Chairman of Herald Investment Trust plc and a Director of Charles Taylor plc, and of a number of charities. Julian is Chairman of the Audit Committee.

Mark Wippell

Mark, formerly a Partner with Allen & Overy LLP, has significant experience advising international companies on their strategic transactions. His experience includes public and private M&A, business reorganisations, complex joint ventures, demergers and securities offerings. Mark is qualified as a lawyer in both the UK and the US and has worked extensively with North American based businesses. Mark is Chairman of American European Business Association.

Christopher Jones

Chris Jones joined the board in June 2015 and brings over 25 years of experience in Fortune 500 and VC funded healthcare companies in both the UK and importantly throughout the US. Executive Chairman of Mologic Ltd, Executive Chairman of Elasmogen Ltd, and Non-executive Director of MediSieve and Health Enterprise East, Mr Jones is a US national who came to the UK in 2008 to become CEO of GlySure. Prior to joining GlySure he was CEO of Tensys Medical developing and commercialising a novel continuous, non-invasive blood pressure monitor resulting in the sale of the company in 2008. Mr Jones also spent nine years with Nellcor Inc, a division of Tyco Healthcare, most recently as VP of Marketing responsible for the $700M WW pulse oximetry and critical care businesses. Mr Jones is a graduate of Yale University with a Bachelor of Science Degree in Molecular Biophysics and Biochemistry.

Professor Tim Irish

Tim has worked in the life sciences industry for 35 years. His career has spanned global health technology companies across Europe and North America, including GSK, GE and Philips – the latter two in senior executive positions. Tim is a Professor of Practice at King’s College London, and Vice-Chair of the National Institute for Health and Care Excellence (NICE). Tim currently holds a number of non-executive board roles in health and digital technology related companies based in the UK, Europe, and the USA.

Terminus Road | Chichester | PO19 8TX | United Kingdom

  • Enquiries: +44 1243 774837
  • Email:
  • Deltex App:


Registered in England & Wales Company No: 1691369