People

Marcus Gregson
Chairman (non-executive)
Marcus was the founder Chief Executive of HSBC Private Bank (UK) for over 16 years where he remained as Deputy Chairman until Autumn 2007.

Andrew Stone
Co-founder Director (non-executive)
A founding Director of Greenstone. Through his various roles and directorships, Andrew has gained a strong expertise and contacts in biofuels and renewable energy.

Nick Sutton
Co-founder Director (non-executive)
A founding Director of Greenstone. Nick also holds the role of Executive Chairman of Provecta Car Plan.

Prof Paul Valdes
Non-executive Director
Paul is currently Professor of Physical Geography at the School of Geographical Sciences at the University of Bristol and leader of The Bristol Research Initiative for the Dynamic Global Environment (BRIDGE).

Prof Kevin Anderson
Non-executive Director
Kevin is currently the Director of the Tyndall Centre for Climate Change Research, Energy & Climate Change Programme.

Jonathan Knight
Non-executive Director
Jonathan is a private investor and risk consultant and has spent nearly 20 years in the financial industry.

Matthew de Villiers
Chief Executive (executive)
Matthew has a background in consulting on, and managing, strategic projects, market expansions and new proposition development across Europe, Africa and Asia.

Steve Burton
Finance Director (executive)
Most recently, Steve was CFO of DE Capital Management LLP, a multi strategy hedge fund, where he established financial and operational systems and processes.