Henk Nieboer is owner and director of Adaelta. He graduated as a civil engineer at Technical University of Delft in 1987. He joined the Dutch engineering company Witteveen+Bos in 1987. In Witteveen+Bos he worked for 32 years as geotechnical, coastal engineer and port engineer, project manager for flood defenses and land reclamation works, head of business unit and member of the board of directors.

His work experience includes countries such as Indonesia, Kazakhstan, Latvia, United Kingdom, Azerbaidzjan, Belgium, Germany, Singapore, Dubai, The Netherlands Antilles and The Netherlands. At present Henk is director of EcoShape and member of the supervisory board of Deltares and Aventus. Henk is also the honorary consul of Kazakhstan in The Netherlands.

Eline Nieboer works as an Office and Event Manager at Adaelta. She holds an Associate Degree in Office Management and is currently studying part-time for a Bachelor’s Degree in Executive Office Management. For the past four years she has run Bed & Breakfast Klein Ruimzicht in Brummen where she has welcomed people from all over the Netherlands and other parts of the world. The Bed & Breakfast received excellent reviews. In August 2019 she started the company Ruimzicht Secretarial Services. Apart from her work at Adaelta, she offers secretarial services on a freelance basis.

Autumn Dukich is currently the Communication and Marketing manager at Adaelta. She is a Bachelor of Arts graduate from Western Washington University with a concentration in visually communicating social issues and human rights. Her range of knowledge specializes within intersectional solutions and believes in connecting people and planet. She moved to the Netherlands from Washington State, to grow and explore in both her professional and personal life. She is passionate about spreading knowledge of sustainable nature-based solutions. Autumn works as a freelancer in communications and marketing in the water sector with her business Autumn Rosie Media.


Main partners

EcoShape, Building with Nature


TU Delft


Wageningen Marine Research

Van Hall Larenstein

Wetlands International