Our leadership

Europe and the Middle East

Ecofys is a key player in sustainable energy solutions and climate change issues. Forming a powerful team with Navigant, Ecofys is part of the leading global energy consultancy. Profound knowledge, innovation and dedication are what drive our daily work. These ambitions and skills are reflected in our leadership in Europe and the Middle East.

Thijs Aarten

Thijs Aarten is Managing Director at Ecofys, a Navigant company, and Europe & Middle East (EME) Energy Practice Leader. ...

Todd Williams

Todd Williams is a Managing Director in the London office with over twenty-five years of domestic and international ener...

Kathleen Gaffney

Kathleen Gaffney is a Managing Director in the Global Energy practice, based in London. With more than two decades of ex...

Michiel Müller

Michiel Müller (1963) is Managing Director at Ecofys and Ecofys Wind Turbine Testing Services (WTTS) and has been workin...

Daniel Becker

Daniel Becker is a Director at Ecofys, a Navigant company. He is an expert on international market conditions and suppor...

Jan-Willem Bode

Jan-Willem Bode is a Director based in our London office. With more than 20 years of experience in energy and climate ch...

Anja de Jong

Anja de Jong is COO for Europe and Middle East and responsible for Operations. She joined Ecofys in September 2013. Anja...

Izaak van der Neut

Izaäk van der Neut is HR manager for Ecofys. He joined Ecofys in 2011 and is responsible for our human capital strategy,...