Leadership Team

Our management team is represented by industry professionals with extensive experience in the pharmaceutical industry and a track record of delivering shareholder return.

  • David Hipkiss CEO and Director
  • Andy Bush CFO and Director
  • Elizabeth Eagling-Vose Senior Vice President, Operations
  • Keith Howard CSO
  • Ludovic Bonnet Vice President, Product Development

David Hipkiss

CEO and Director

David joined Enesi Pharma in September 2017 as CEO. Prior to Enesi, he was Chief Business Officer of Circassia Pharmaceuticals, and a member of its Senior Management Team with global group responsibility for all M&A, partnering and licensing activities.

Before joining Circassia, David was CEO and co-founder of Prosonix, a particle engineering-enabled respiratory product company, taking it from its establishment in 2006, raising more than £25 million from leading international life sciences investors and institutions over several financing rounds, through to its successful sale in 2015 to Circassia for £100 million.

He has more than 25 years of business development and licensing experience concerning cutting-edge technologies in high growth, complex, IP-rich environments, with a prime focus on the pharmaceutical industry.  He has also held a number of positions with increasing seniority at Air Products, Chiroscience /ChiroTech Technology Ltd, Ascot plc, Dow Pharma, and Accentus.

David holds a degree in Chemical Engineering from the University of Birmingham, UK

Andy Bush

CFO and Director

Andy has more than 30 years’ experience in technical, commercial and operational management of international business, most recently in the pharmaceutical industry in drug development and commercialisation.

Andy was a co-founder of Prosonix and, as COO/CFO, he managed the establishment, development and growth of the business since its formation in 2006 to deliver key strategic elements of the business plan. The business was sold to Circassia in 2015 and Andy then assisted in the integration of the Prosonix business activities, while working in corporate development at Circassia to evaluate potential licensing, mergers and acquisition deals.

Prior to joining Prosonix, Andy was Operations Manager of the C3 Technology Business of Accentus and previously held senior positions in two AEA Technology businesses in change management and business transformation roles. Before that he enjoyed a highly successful 18-year career in BOC spanning technical, operations and commercial management and was responsible for winning several long-term, multi-million pound business contracts.

Andy holds a Bachelors’ Degree in Chemical Engineering and is a Chartered Engineer. He also holds a Masters’ Degree in Business Administration.

Elizabeth Eagling-Vose

Senior Vice President, Operations

Liz joined Enesi Pharma in August 2021 and has over 20 years pharmaceutical industry experience, a strong background in clinical development and a proven track record of driving results focussed operational excellence.

Prior to joining Enesi, Liz was Senior Director and Head of Clinical Operations, Vaccitech (UK), a vaccine company spun out from Oxford University.  She worked alongside the senior leadership to set strategy while building high functioning teams and successfully leading all programmes into early stage, clinical studies, during a high value funding round and IPO.

Before Vaccitech, she was Project Director and Director of Patient Engagement at Covance, a leading international contract research organisation, building collaborative networks of patient advocates, and financially managing clinical programmes with high value large pharmaceutical clients.

Liz also led a number of clinical programmes at Vectura (UK), a leading inhaled product development company leveraging proprietary device and formulation technologies, during a period of acquisition and growth, creating and implementing vendor procurement and management processes, and successfully completing first in human clinical studies.

Liz holds a BSc (Hons) in biology with analytical chemistry, and a Master’s Degree in Business Administration from the University of Liverpool (UK).

Keith Howard


Keith joined Enesi in 2020 and brings more than 35 years of experience in vaccine development spent in industry and academia and has led the development of viral vectors and vaccines across multiple formats (recombinant, viral vector, live attenuated virus) at several biotechnology and pharmaceutical companies.

Prior to joining Enesi, Keith was Chief Development Officer at Oxford-based Vaccitech, where he was the head of R&D, process development and manufacturing for its novel viral vector vaccine programmes. Before that, he was Senior Director and Head of Manufacturing Science & Technology for FluMist (live attenuated influenza vaccine) at Medimmune.

Before this, Keith was a Director of Vaccines Analytical Development at Pfizer Biotech, and he also spent ten years at Baxter AG in various positions including that of Director of Vaccines R&D. Further roles included Head of Vector Development at Oxxon Therapeutics and Director of Neuronal Gene Therapy at Cantab Pharmaceuticals.

Keith spent 13 years in academia studying infectious diseases, virology and immunology at University College London and the London School of Hygiene and Tropical Medicine. He received a BSc in Biological Sciences from the University of Leicester and a PhD in Molecular Parasitology from the University of London.

Ludovic Bonnet

Vice President, Product Development

Ludovic has nearly 10 years’ experience in the development of drug-device combination products, with a proven track record of transforming proof of concept ideas into effective added-value programmes.

Prior to joining Enesi, Ludovic was Director of Product Development for Circassia and before that he was Product Manager for Prosonix, where he successfully managed the development of a wide range of complex respiratory products, including the registration and ultimately out-licensing of the first MHRA-approved multi-strength inhaled generic version of GSK’s pressurised metered dose inhaler product (pMDI) Flixotide®/Flovent® indicated for the treatment of asthma, based on in-vitro data only.

Ludovic holds a Chemical Engineering Diploma from CPE Lyon (France) and a PhD in Catalysis and Synthetic Organic Chemistry from Birmingham University (UK)