Board of Directors
As a Board, we remain committed to maintaining high standards of corporate governance.
The Directors place a significant emphasis on ensuring that the Group has the appropriate governance structures in place. The Board adopted the QCA Corporate Governance Code which is considered to be a pragmatic and practical corporate governance tool committed to high standards of corporate governance facilitating efficient, effective and entrepreneurial management of the Company.
As a guiding principle, we aim to demonstrate best practice in governance matters regardless of whether this is beyond regulatory requirement. This approach is closely aligned to upholding our strong values, not least acting with integrity.

Mark Cropper, MA
Chairman
Profile
Appointed - October 2006
Independent - No
Committee Memberships - Nominations (Chair) | Audit Remuneration | Pension
Experience - Mark is the sixth generation of the Cropper family to hold this position. Following university, he pursued a career in environmental finance.

Steve Adams, BA (Hons)
Chief Executive Officer
Profile
Appointed - August 2022
Independent - No
Committee Memberships - Executive (Chair)
Experience - Steve previously worked for 3M where he held directorships and roles both in the UK and Europe covering display, traffic and vehicle safety, telecommunications, electronics and energy markets.

Patrick Willink, BSc, MBA
Chief Innovation Officer
Profile
Appointed - March 1998
Independent - No
Committee Memberships - Executive | Pension
Experience - Patrick is a member of the Willink family, joining the Group in 1990, appointed Chief Technology Officer in 2014 and instrumental in the creation of the 3DP division. He was President of the Confederation of Paper Industries Ltd from 2014 to 2018.
External appointments
Confederation of Paper Industries Ltd (Director)
Confederation of European Paper Industries Ltd (Director).

James Gravestock
Managing Director, Advanced Materials
Profile
Appointed – November 2021
Independent – No
Committee Memberships – Executive
Experience – James previously worked for Halma Plc as Group Managing Director and prior to that holding a succession of successful commercial leadership roles in 3M.

Jim Sharp
Non-Executive Director
Profile
Appointed - September 2009
Independent - No
Committee Memberships - Audit (Chair) | Remuneration Nomination | Pension
Experience - Jim began his career in financial services with J. Henry Schroder & Co. from 1992 to 2002, where he was a Director. Since then he has held senior roles with a number of privately owned businesses.
External appointments
The Cotswold Company (Chairman)
The Brunner Investment Trust PLC (Director)

Lyndsey Scott
Non-Executive Director
Profile
Appointed - 1 August 2019
Independent - Yes
Committee Memberships - Remuneration | Nomination | Audit
Experience - Lyndsey has spent most of her career in multi-national organisations and management consultancy across different sectors, most recently with International Personal Finance plc as Group Human Resources Director. She brings experience in strategy creation, planning and delivery of large scale cultural and performance change management and governance.

Sarah Miles
Non-Executive Director
Profile
Appointed - 9 November 2021
Independent - Yes
Committee Memberships - Remuneration | Nomination | Audit
Experience - Sarah has a strong track record in a number of Executive Director roles. She is currently the CEO of hush, was CEO at Feelunique.com and Sephora and has held Executive roles in Amazon and Diageo. As a Non-Executive Director, she brings a wealth of commercial experience.
External Appointments -
hush (Chief Executive Officer)
Member of the Board of The British Retail Consortium.

Martin Court
Non-Executive Director
Profile
Appointed – 9 November 2021
Independent - Yes
Committee Memberships - Remuneration | Nomination | Audit
Experience - Martin has a strong track record as both an Executive and Non-Executive roles in listed and private companies in the chemicals and materials sectors. His diverse international experience in strategy, innovation-driven growth and geographical expansion both in commercial and technical capacities will yield insight and support the Group's growth plans.
External Appointments
Victrex plc (Executive Director and Chief Commercial Officer), including directorships of a number of subsidiaries.