Ayman established Petrofac International in 1991 and developed it into a leading FTSE 100 company. He served as Petrofac Chief Executive Officer until December 2020 and remains a Non-Executive Director and the largest shareholder.  

Ayman was awarded EY’s UK Entrepreneur of the Year 2011 and was one of the UK Prime Minister’s Business Ambassadors from 2014 to 2017. He is the co-founder of The Asfari Foundation and a Trustee of The Carnegie Endowment for International Peace. 

He is a fellow of both the Energy Institute and the Royal Academy of Engineering in the UK and holds a BSc in Engineering from Villanova University and MSc in Civil and Urban Engineering from University of Pennsylvania.  

Ed is the former Strategy, Sustainability and Corporate Relations Director for Shell Plc. In this role Ed was a member of Shell’s Executive Committee and had accountability for the company’s existing Strategy, Sustainability and Corporate Relations organisations.

After joining Shell in 1988, Ed held roles in Shell’s Upstream, Integrated Gas, Downstream and Projects & Technology businesses. He previously served as Shell’s UK Country Chair and prior to becoming a Director was Executive Vice President for Strategy, Portfolio & Sustainability, where he led the development of the company’s ‘Powering Progress’ strategy to drive decarbonisation of the energy system and achieve net zero emissions by 2050.

A British national, Ed grew up in Wales and is married with three daughters. Ed has served as the Technical Vice President for the Institution of Chemical Engineers (IChemE) and is a Fellow at both the IChemE and the UK Royal Academy of Engineering, and has an honorary doctorate from his alma mater, Imperial College London.

Lord Browne serves as Chairman of Climate & Sustainability investing and is a Managing Director at General Atlantic.

He brings over 50 years of climate industry experience, including previous roles as the Group Chief Executive of BP from 1995 to 2007 and as co-head of Riverstone’s renewable energy private equity fund from 2007 to 2015. He is Co-Chair of the UK Prime Minister’s Council on Science and Technology.

Lord Browne is a Fellow of the Royal Society, Fellow and Past President of the Royal Academy of Engineering, and Fellow of the American Academy of Arts & Sciences. He previously served on the boards of DaimlerChrysler, Goldman Sachs, Intel and SmithKline Beecham.

Natasha Fowlie is a Principal at BeyondNetZero, the climate strategy of global growth equity investor General Atlantic. Natasha has over 15 years of investing experience, and prior to joining General Atlantic was a Principal at Riverstone Holdings, a private equity firm dedicated to investing in energy, power and renewables infrastructure. Natasha began her career at Goldman Sachs.

Natasha has a Masters degree in Engineering from the University of Cambridge.

Vivienne has wide experience in senior roles in the energy, natural resources, publishing and pharmaceutical sectors as well as leadership positions in prominent business schools. She also has a deep understanding of regulatory and government relationships.

Her executive career spanned 28 years at BP plc in Britain and continental Europe, in posts including Chief Executive of BP’s gas, power and renewable business and its alternative energy unit.

Vivienne is presently a Non-Executive Director of GlaxoSmithKline plc, a member of the Board of Stena AB and, from February 2022, the Chair of Victrex. She is also Chair of the Rosalind Franklin Institute and Vice Chair of the Saïd Business School, University of Oxford.

Vivienne was previously Senior Independent Director of Pearson plc, a Non-Executive Director of BG Group plc, Rio Tinto plc and Eurotunnel plc, and Lead Independent Director of the UK Government’s Department for International Development.

Vivienne was a member of the INSEAD Board from 2009 to 2013. During this time she was also acting as Non-Executive Chairman for the Climate Change Capital Group Ltd and was a member of the Advisory Board for Mainstream Renewable Power Ltd, a renewable-energy company engaged in wind-power development. 

Tjada is Chief Executive Officer of Mercy Corp, a leading humanitarian relief organisation operating around the world, and previously she was Chief Operating Officer of Habitat for Humanity and CARE.

Tjada’s career has a unique blend of experience in operational leadership across the government and not-for-profit sectors, and she brings extensive experience in policy development, community, and environmental impact around the world. Tjada has spent more than a decade working to end world hunger in roles with the Bill & Melinda Gates Foundation and the U.S. government.  During the Obama administration, Tjada served as Deputy Coordinator of Development for Feed the Future, the U.S. government’s global hunger and food security initiative, and also Assistant to the Administrator of the U.S. Agency for International Development’s Bureau for Food Security in Washington, D.C.

Tjada has a Bachelor of Arts in Government from Harvard University (1996). She also earned a Master of Business Administration from Harvard University (2002) and began her career at McKinsey & Co.

Tove has more than 25 years’ experience at the forefront of the renewables sector, with a focus on offshore wind.

Her previous roles include Chief Technology Officer at DONG Energy Wind Power (now Orsted) where she had a prominent role in preparing the company for IPO, as well as Head of Engineering Solutions Offshore, Siemens Wind Power and Managing Director of DNV Global Wind Energy.

Tove currently serves on a number of Boards supporting the energy transition, including TRIG (FTSE 250), Stiesdal, FORCE Technology and CEKO Sensors.  She is also a member of the Board of Representatives at the Danish Technical University.

She is a UF Engineering Graduate (USA) with a Ph.D from Aalborg University (Denmark) and Executive MBA from IMD (Switzerland).

Chad Holliday was previously Chair of the Board of Royal Dutch Shell from 2015 to 2021 and Chairman of the Board of Directors of Bank of America from 2010 to 2015. For eleven years until 2008 he was Chair of the Board of Directors and Chief Executive Officer of DuPont.  Under his direction, DuPont established its mission to achieve sustainable growth: increasing shareholder and societal value while decreasing the company’s environmental footprint.  

Chad is also known for his significant contribution to the advance of sustainability and protection of the environment.  In 2011, UN Secretary-General Ban Ki-moon launched Sustainable Energy for All with Chad leading the initiative’s Executive Committee.  Today he remains a Director of the United Nations Foundation. In 2021 he became Co Chair at the launch of the Mission Possible Partnership, an alliance of climate leaders focused on supercharging decarbonisation across the entire value chain of the world’s highest-emitting industries in the next ten years.

He is a former Chair of the US National Academy of Engineering and a member of the UK’s Royal Academy of Engineering.

Alex is President and Chief Executive Officer of First Reserve, a global middle-market private equity firm with a focus on the industrials, infrastructure, and energy sectors. He has over 20 years of energy investment experience and is responsible for overall investment, asset management, strategic planning, and operations of First Reserve and its funds, as well as leading its internal ESG Group.  Prior to joining First Reserve, Alex worked in the energy group of Donaldson, Lufkin & Jenrette in Houston.

Alex serves or has served on the board of directors of various First Reserve portfolio companies or affiliates, including most recently, Ascent Resources, LLC, IOG Resources, LLC and First Reserve Sustainable Growth Corp. Additionally, Alex currently serves on the Investment Committees of the BlackRock Global Energy & Power Infrastructure Funds and the Advisory Boards of Blue Bear Capital.

Alex holds B.S. degrees in Chemical Engineering and Finance and Statistics from the University of Pennsylvania.

Duncan Palmer is an experienced chief financial officer of major international businesses listed in both the US and UK.

His career started with 20 years at Shell where he held various senior finance roles. In 2007 he was appointed Chief Financial Officer of Owens Corning (NYSE: OC), a leading global fibreglass manufacturer. Owens Corning is a major supplier of high performance materials to wind blade manufacturers.

In 2012 he became Finance Director of RELX PLC, a FTSE30 provider of information based analytics and professional data. In 2014 he took on the Chief Financial Officer role, initially at DTZ and subsequently Cushman and Wakefield (NYSE:CWK), a leading global commercial real estate services firm. He was responsible for post-merger integration and then led the company’s IPO in 2018 on the NYSE, raising $1billion in additional capital.

Having managed Cushman’s finances through the pandemic in 2020, Duncan retired in 2021. He lives in Chicago and is an Independent Director and Audit Committee Chair at Oshkosh Corporation (NYSE: OSK), the specialty vehicles business.

Duncan received his Master of Arts from Cambridge University and his Master of Business Administration from the Stanford Graduate School of Business. He is a Fellow of the Chartered Institute of Management Accountants.

Ivan has over 25 years of experience in Financial Leadership and Management across a range of sectors including Aerospace, Energy, Services, Technology, Engineering and Healthcare.

He was most recently Chief Financial Officer of GKN Aerospace, a Melrose Industries company, and before that held roles in Centrica, IMI and AstraZeneca.

Ivan holds a BSc (Hons) in Mathematics from University of Warwick and completed his CIMA Examinations on the AstraZeneca Graduate Programme.