Board of Trustees

Nigel Hirst

President

Nigel Hirst has been involved in process design and project management for many years, including responsibility for plant operations in the UK and Asia. His background in speciality chemicals, activated carbon and ion exchange resin manufacture equipped him well for his role in running a diverse group of companies.

Mark Apsey

Deputy President

Mark Apsey MBE is Managing Director for leading energy services company Ameresco in the UK. Mark has been actively involved in volunteering for IChemE since joining as an undergraduate.

David Bogle

Immediate Past President

David Bogle is Professor of Chemical Engineering and Pro-Vice-Provost of the Doctoral School at University College London. He brings many years of experience in senior professional roles influencing policy and practice.

David Edwards

Honorary Treasurer

David Edwards gained a BSc(Eng) in 1978 and in 1982 a PhD in chemical engineering from Imperial College London.

Rob Best

Vice President - Qualifications

Rob Best has over 40 years of leadership experience in education and qualifications. Following retirement from an academic career, mainly at London South Bank University, he remains closely involved with IChemE's qualifications work.

Andrea Hosey

Vice President - Member Engagement

Andrea has over thirty years' experience in process design and project delivery in the energy, chemicals and water market sectors throughout the UK, Australia and South East Asia (Thailand/Vietnam).

Alexandra Meldrum

Vice President - Learned Society

Alexandra Meldrum has twenty-five years relevant experience in government, industry, academia, the not-for-profit sector, and a demonstrated commitment to IChemE and its members.

Macsene Isles-Ahite

Ordinary Member

Macsene actively supports the work being done by the IChemE's Qualifications Committee to optimise the membership applications processes. She has also had some success in promoting member engagement opportunities via Interface.

Mark Sutton

Ordinary Member

Mark has over 30 years of technical, commercial and senior management experience in the process industries, most recently as Business Development Director for Johnson Matthey.

Adriana Vargas-Colwill

Ordinary Member

Adriana is a Chartered Chemical Engineer with over ten years’ experience in the roles of process safety, process safety engineering and project management in the private and public sectors in the UK. She currently works as Senior Consultant for Offshore Wind Consultants (OWC) where she is responsible for managing projects in the renewables sector.

Raffaella Ocone

Regional Member (Ordinary Member)

Raffaella Ocone graduated in Chemical Engineering from the Università di Napoli, Italy and obtained her MA and PhD from Princeton University, US. She has held the Chair of Chemical Engineering at Heriot-Watt University, UK, since 1999.

Rhys Tucker

Regional Member (Ordinary Member)

Rhys Tucker has over 20 years of worldwide experience in the development of projects leveraging knowledge gained across a range of industries including renewable hydrogen/syngas, mining, chemicals, and fertilisers.