Chair, speakers & panellists (morning)

Tushita Ranchan (Conference Chair)

Chair of the Green Purposes Company


Tushita Ranchan is an internationally experienced financier, investor and executive with broad experience of serving on private and non-profit sector boards as executive and non-executive in the UK and overseas. She has deep knowledge of investing in large scale green energy projects and managing a technology manufacturing business. Previously, as a banker, she raised several billion dollars for leading infrastructure and energy projects globally. She has founded a non-profit organisation for youth volunteering. Tushita now teaches an elective course at select universities and invests in early stage start-ups based out of London. She is the current chair of the board of Trustees of the Green Purposes Company.

Rt Hon. John Gummer (Lord Deben)

Chair of the UK Committee on Climate Change


The Rt. Hon John Gummer, Lord Deben, was the longest serving Secretary of State for the Environment the UK has ever had (1993-97). His sixteen years of top-level ministerial experience also include Secretary of State for Agriculture, Fisheries & Food, Minister for London, Employment Minister and Paymaster General in HM Treasury. Lord Deben is a former President of GLOBE, the international organisation of politicians and lawmakers seeking to advance action on sustainable development. He has consistently championed an identity between environmental concerns and business sense. To that end, he set up and now runs Sancroft, a Corporate Responsibility consultancy working with blue-chip companies around the world on environmental, social and ethical issues.  Lord Deben is Chairman of the Committee on Climate Change, Valpak Limited, and the Personal Investment Management & Financial Advisers Association.

Bevis Watts • Managing Director • Triodos Bank UK

Bevis Watts became Managing Director of Triodos Bank UK in 2016. Since joining as MD, the Bank has delivered strong annual growth and the high profile launch of a personal current account and new crowdfunding platform. He was previously Chief Executive of Avon Wildlife Trust. A fascination with the role of money and using it to stimulate behaviour change and growth in a sustainable economy has been a common thread throughout 20 years’ of working in the sustainability sector; in the private, public and voluntary sectors. 

Prior to the Avon Wildlife Trust, Bevis was Head of Business Banking at Triodos from 2008-12, during which time he trebled lending and commitments to sustainable businesses. Bevis has always worked for values-led organisations, before Triodos as Head of Business Support at The Waste and Resource Action Programme (WRAP) for six years. Since 2016 he has been a member of the Bristol Homes Board, an advisory board to the elected Mayor of Bristol and in 2017 was a Steering Committee member of Banking Futures II and the Minister for Civil Society's Advisory Group on Social Impact Investing.

He holds a first-class business degree, a PhD in Management Science, and is a Chartered Environmentalist. He was a Board member of Bristol 2015, the delivery company for Bristol European Green Capital 2015 and inaugural Chair of the West of England Nature Partnership. He was elected to represent Local Nature Partnerships at a national level on the ESI Funds National Growth Board 2013-2015. Bevis is a past Trustee of the Bristol Natural History Consortium and The Marian Cowie Charitable Trust, and a past Board member of South West Wildlife Trusts, Folly Farm Centre Ltd and Gloucestershire Wildlife Management Ltd. He has immense passion and energy for the natural environment and social equality and has volunteered on three international marine conservation programmes and established a small conservation charity in Warwickshire.

Emma Knight-Strong • Manager, Sustainable Finance • Green Investment Group

The Green Investment Bank, now re-branded the Green Investment Group (GIG), was the first institution of its type in the world. A pioneering business – created and initially capitalised by the UK Government – it is at the forefront of a growing network of specialist green investors across the world. GIG is a fully integrated business which brings together the Green Investment Bank and Macquarie Capital’s renewable team to create one of Europe’s largest teams of specialist investors.  Emma is part of GIG’s Sustainable Finance Team, otherwise known as the Green Team, and is the Group’s sector specialist for natural capital. She has a background in ecology, environmental management and environmental impact assessment and has worked for the past 4.5 years as part of the team responsible for designing and implementing the Green Investment Group’s Green Investment Handbook – setting out how to assess, monitor and report Green Impact of investments.


Shirley Trundle CBE • Director for Natural Environment Policy • Defra

Shirley has been the Director for Natural Environment Policy in the Department for Environment Food and Rural Affairs since 2015. Her responsibilities include: preparation of the 25 year environment plan; land use including forestry, access and soils; biodiversity and agri-environment schemes; and international environmental policy; and rural affairs. Previously she was Director for Countryside and Nature.  Prior to joining Defra, Shirley was Director of Children’s Social Care and Ministerial and Public Communications in the Department for Education.  She was responsible for major programmes to reform adoption and family law.   Earlier in her career she worked on family policy, higher education and school organisation, and in the Department for Work and Pensions on benefit strategy and delivery.  




Dan Hird • Head of Corporate Finance • Triodos Bank UK

Dan Hird has over 25 years’ experience as a lead adviser helping clients in the social and environmental sectors on capital raising and other corporate transactions. Dan is a Chartered Accountant and worked at KPMG Corporate Finance for seven years before establishing his own corporate finance business. He also has operational experience and spent six years as Finance Director in two medium-sized private companies in retail and manufacturing sectors before joining Triodos in 2008 where he established the bank’s corporate finance business. Triodos Corporate Finance is now a recognised UK market leader in the social investment market and in the emerging areas of charity bonds and social impact bonds (SIBs) in particular. Dan is also on the Investment and Valuation Committees of the Triodos Organic Growth Fund.



Eric Letsinger • CEO • Quantified Ventures

Eric founded Quantified Ventures in 2014 to scale promising, evidence-based enterprises with strong potential for measurable social impact. Leveraging his performance management, data analytics, deal structuring and organisational transformation expertise to advance performance-based transactions (e.g. Social Impact Bonds, Pay For Success), he developed a series of impact investment projects across the healthcare, education, human services and environmental industries. Having spent much of his career driving government efficiencies through public-private initiatives, Eric finds Social Impact Bonds represent a natural progression of his life’s work, enabling the social and public sectors to price, buy and sell validated outcomes as a means to accelerate clients’ ability to meet mission. Eric brings over 25 years of senior leadership and direct management experience to the social impact industry.



Dr. Dominic Hogg • Founder and Chairman • Eunomia Research & Consulting

Dominic has worked in the environmental field for over 25 years as a campaigner, researcher and consultant during which time he has developed a reputation for pushing the boundaries of what can be done for the environment within the bounds of economic viability. He has undertaken a wide range of cross-disciplinary projects related to waste and resources policy for (amongst others) UK Government departments, Scottish Government, Natural Resources Wales, Environment Agency, Overseas Governments, OECD, European Commission and the European Environment Agency.

Dominic’s recent work includes proposals for a road map towards a Circular Economy for London, studies into the potential for environmental fiscal reform in the 28 EU Member States, work for the waste industry on addressing volatility in commodity prices, the development of a pilot payments for ecosystem services project in the West of England for Defra, and work with DG Environment on the legislative proposal for the revised Circular Economy Package.


Panellists – morning session

Jamie Mansfield • Co-founder and Director • Environmental Finance Ltd

Jamie leads Environmental Finance’s advisory work with the RSPB and WWF on natural capital financing. He co-designed and manages a £50 million investment programme that acquires solar assets to transition them into community ownership. He has extensive experience across M&A, project financing and debt underwriting of renewable energy and natural asset projects. Jamie has structured over £150 million of long-term debt and equity investments with institutional investors. He has a first class Masters of Engineering from Exeter University.

Inês Faden da Silva • Acting Treasurer • Tideway

Inês is acting treasurer at Tideway, the company building London’s super sewer. Tideway raised recently £450 million in green bonds and is now the largest corporate issuer of green bonds in sterling. Prior to Tideway, Ines worked for Citigroup where she advised and arranged financing for infrastructure and energy projects in excess of $20 billion in Europe, Middle East, Africa and South Asia.  Inês has a keen interest in sustainability and in addition to spearheading the green bond programme at Tideway she is studying for a post-graduate certificate in sustainable business at the Cambridge Institute for Sustainability Leadership.

David Clarkson • Partner (London), Wealth & Asset Management practice • Oliver Wyman

David Clarkson is a Partner with twenty years of experience at Oliver Wyman, during which time he has specialised in consulting to financial services clients across the full range of strategic issues, such as acquisition due diligence, market entry strategy, organisational design, financial market sizing and forecasting.  David leads much of Oliver Wyman’s work for wealth and asset managers in Europe and the Middle East. He has worked with a number of major fund management clients and private banks. He has also worked with large pension funds and sovereign funds. He is a qualified Chartered Financial Analyst.

Simon Petley • Director at EnviroMarket Ltd.

Simon Petley is a Director of EnviroMarket Ltd, a UK-based consultancy specializing in finance and market-based solutions for the sustainable management of natural ecosystems. Among various roles over his career in environmental finance, he has served as Forests and Finance Programme Manager with WWF, and led business development for Carbon Capital Markets Ltd, a trader and fund manager specializing in carbon and clean energy markets. As a 2016 Fellow of the Finance Innovation Lab, Simon developed 'Ecosystem Collateral' an innovative approach to monetizing increases in natural capital that can result from the introduction of sustainable land management practices.