Our People

Board members

Derek Osborn

Chair of the Board/Cadeirydd Cynnal Cymru

Derek Osborn, Cynnal Cymru Chair, has many years’ experience as a policy analyst at national and international levels. Previous roles include working within the civil service, where he led the UK preparations for the first Rio Earth Summit in 1992.

Gary Brace

Between 1996 and 1999, Gary undertook work in the Russian Federation and Georgia on behalf of the Council of Europe as a speaker and expert. He has been author and co-author of various official National Curriculum and Assessment publications and author of teacher guidance booklets for BBC and C4 history series.

Robert Firth

Robert Firth

Robert has been a chartered architect and project manager for almost 30 years, running national and international practice.  He is now a qualified business coach, based in Cardiff. He is currently President of the Royal Society of Architects in Wales, and is a Distinguished Visiting Fellow at Cardiff University.

Robert Edge

Robert Edge is an experienced public sector manager having worked for The British Council, the Arts Council of Wales and the Royal Welsh College of Music and Drama before founding his own consultancy business. He is also a Director of Poetry Wales Press Ltd, publishers of the prize winning imprint Seren Books and and a trustee of the Melvyn Burtch Charitable Trust.

Mat Roberts

As a senior sustainability leader, Mat has extensive knowledge and skills in corporate governance, change management and partnership development. Mat spent 10 years as trustee with the BTCV (now TCV), as well as chairing the trading subsidiary board for BTCV Enterprises.


Bethan Harvey

Projects and Events Administrator | Gweinyddwraig Prosiectau a Digwyddiadau

Bethan is our Projects and Events Administrator. In her role, she provides administrative and organisational support for the team on projects, events and campaigns. She is responsible for Living Wage Accreditation in Wales and the delivery of a summer school program for international students. She also minutes and provides secretarial services for clients, Cynnal Cymru […]

Mari Arthur

Director | Cyfarwyddwr

Mari is an experienced Marketing and Sales Consultant and Business Strategist having worked in a number of private and public sectors. Mari has business development, PR, sales, marketing, events, design, project and account management experience and has worked in a number of industries including education and new technology.

Lynsey Jackson

Marketing Manager | Rheolwraig Marchnata

Bringing together her design background with digital communication and marketing, Lynsey leads on the strategic development of Cynnal Cymru’s Membership and the Sustain Wales Awards, developing the behind-the-scenes systems and processes as well as looking after the brand identity and online communications.