Wuppertal Institute for Climate, Environment and Energy  is a research and academic organization established in 1991 with the mission to undertake research and develops models, strategies and instruments for transitions to a sustainable development at local, national and international level.

NIRAS A/S is a private sector, international, multidisciplinary consultancy company established in 1956. It has over 1400 employees located in offices in Europe, Asia and Africa.

Ecofys, a Navigant company, is an international energy and climate consultancy focused on sustainable energy for everyone. Founded in 1984, the company is a trusted advisor to governments, corporations, NGOs, and energy providers worldwide.