Committees and team

Board of Trustees

The Board of Trustees consists of five persons. In keeping with the founder’s explicit wish, it comprises both members of the founding family and external experts. Dr.-Ing. h.c. Jochen Opländer (founder), Oliver Hermes (Chairman of the board of trustees), Dr.-Ing. Hinrich Mählmann, Jan Opländer and lawyer Lars Roßner.

Oliver Hermes

Chairman of the Board of Trustees

In April 2019, Oliver Hermes became Chairman of the Board of Trustees of the Wilo-Foundation, after having been appointed as successor of the business by Dr.-Ing. h.c. Jochen Opländer earlier that year.

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Executive Board and Team

The Executive Board is responsible for ensuring the consistent and sustainable implementation of the foundation’s aim and the founder’s will, in keeping with the German Law of Foundations and the foundation charter. It currently has two members: Ms Evi Carola Hoch (social engagement) and Wolfgang Mertineit (finance).

The foundation's social commitment is internationally orientated. A team is responsible for the conception, organisation and support of the funding projects and cooperation with NGOs and networks in the region and worldwide. It includes Evi Carola Hoch as Executive Board of the Wilo-Foundation and David Höltgen as Director Communications.

Evi Carola Hoch

Executive Board | Social engagement

Evi Carola Hoch was appointed to the Executive Board of the Wilo-Foundation in Dortmund in early 2012. Since then, she has been managing the international social engagement activities of the Wilo-Foundation and of the non-profit WILO-Stiftung.

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Evi Hoch
Wolfgang Mertineit

Wolfgang Mertineit

Executive Board | Finances

Wolfgang Mertineit has supported the Wilo-Foundation since it was established in 2011 and was appointed to the Foundation's Executive Board in 2016. He is primarily responsible for financial planning and accounting as well as asset management and controlling. 

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David Höltgen

Director Communications

David Höltgen joined the Wilo-Foundation in 2021 and is responsible for external and internal communication. In addition, he supports the Executive Board of the foundation in shaping and managing its global social engagement.

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Christina Lorenz Porträt

Christina Lorenz

Working Student

Christina Lorenz has been working as a working student at the Wilo-Foundation since 2024. She supports the team in particular in the editorial maintenance of the website and in the administration of the foundation’s donations for local initiatives and volunteering. In addition, she organizes the foundation events i.e. for scholarship holders.

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