Jacob Hayler is the Executive Director at the Environmental Services Association – the UK’s trade association for managers of waste and secondary resources.

Jacob joined ESA from the City in 2005 as an Economist focused on helping to develop market-focused policies that combine environmental and economic sustainability. At various points during his time at ESA, Jacob retained responsibility for policy relating to finance, tax, carbon management, contracts and energy from waste. 

In January 2015 Jacob was appointed ESA’s Executive Director and he now retains responsibility for the day to day running of the Association. Jacob has represented the industry on multiple government advisory bodies and committees and is the UK’s representative on various pan-European waste and recycling industry bodies.

Ella Stengler is the Managing Director of CEWEP (the Confederation of European Waste-to-Energy Plants) since July 2003. Before that she was the Managing Director of the German WtE association ITAD and previously she headed AGS, a public-private partnership organisation dealing with hazardous waste and waste shipments. She studied law in Germany and France. 

Ella is dealing with European policy and legislation on waste, environment, energy, sustainability, pollution prevention, sustainable finance etc. Current priorities are the European Green Deal, the Circular Economy, European Energy and Climate Policies.

Andy has 42 years experience of working in the environmental field, including spending the last 26 years in the area of waste strategy. Andy has been Head of Waste Strategy at the Welsh Government for the last 22 years and is responsible for waste and circular economy strategy policy. In 2017 he received the Material Recycling World magazine’s ‘Editor’s Choice Award’, and the Chartered Institution of Wastes Management’s ‘Waste and Resources Leader’ of the year award, in recognition of Wales’ success in recycling.  Andy was awarded an OBE by the Her Majesty the Queen of the United Kingdom for ‘services to the environment and recycling in Wales’ in the New Year Honours 2019.