Bart Roossien

Senior energy consultant | Digital product developer | Entrepreneur

With a master in applied physics, Bart has a high affinity with solving complex (energy)issues, such as performing technical-economic feasibility studies towards waste heat reuse, energy saving measures and renewable energy, as well as implementing a smart grid and an energy research laboratory.

Furthermore, Bart is leading the design and realisation of digital products, such as online calculation tools, with which high value knowledge is made accessible for customers.

Marcel Elswijk

Managing director - Business developer - Project manager

Marcel observes his environment with curiosity and an open mind. He seeks and develops new integrated solutions and insights for zero-energy districts. Marcel connects and moves people, start-ups, companies, institutions and governments to get started with these solutions.

Marcel is involved, among others, in projects on how to achieve the highest energy ambition with high-rise buildings, develops training courses and consults on energy concepts for districts, business parks and high-rise buildings.