We are built on the strength of our people. In every region where we operate, our local leaders guide the mission, drive the vision and uphold our collective beliefs.


Chairman of the Board of Directors of WSP Suisse AG

Ali Ihsan Dalkan

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Ali Ihsan Dalkan is Chairman of the Board of Directors of WSP Suisse AG. Ali Ihsan Dalkan brings over 30 years of experience in building services and power generation as an engineer. He is also known as a dynamic and results-oriented leader with a structured and focused approach to customer engagement. His deep expertise in all aspects of infrastructure work comes through in every project.

CEO of WSP Suisse AG

Markus Tremp

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Markus Tremp holds the degrees of dipl. Arch ETH and Exec. MBA HSG. He has decades of experience in various management functions of well-known companies in the construction industry. With his open and service-oriented manner, he and his team pursue the demanding goals of their clients with great determination.

Member of the Board of Directors / CEO of TGP

Harry Gmuer

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Harry Gmür is Managing Director and member of the Board of Directors of Todt, Gmür + Partner AG, which was founded a good 24 years ago by Wilhelm Todt and himself. Harry Gmür is a proven, lateral-thinking ventilation and building services engineer and brings with him over 36 years of experience in the industry. His in-depth knowledge of air-conditioning and energy technology as well as sustainability comes through in every project. Harry Gmür has a long-standing, steadily expanding and stable network, which he continually cultivates and expands. Furthermore, he is a strong and empathetic leader and is proud to lead the best qualified team in Schlieren.