The board of directors of a maximum of 15 representatives. It elects its executive board, which is composed of one one chairperson and three deputies. The GWP board appoints the general manager and herewith controls operations. It also organizes working groups which are headed by board members wherever possible.
The last board election took place on July 5th, 2022 during the 18th General Assembly in Berlin and elected 15 nominees to the board of directors for the term 2022-26.
Ingo Hannemann, Chairman of the Board

The certified electrical engineer has been active in the energy and water industry for more than 25 years.
Most recently, he served as Technical Managing Director and Spokesperson of the Management Board of HAMBURG WASSER, where he was responsible for water supply and wastewater management for around two million people in the Hamburg metropolitan region. Prior to that, he headed the the Energy, Water, and Wastewater Technology division at Stadtwerke Osnabrück AG, overseeing all pipeline-based sectors in the city. Previous professional stations included the MVV Energie Group and Arthur Andersen Business Consulting.
Since 2024, Ingo Hannemann has been Chairman of the Board of German Water Partnership e. V. and since 2026 he has been working as an independent engineer and consultant.













