Nicole Wallner has served as Director of Sustainable Business Development at the Ten Brinke Group since July 2023. In this role, she is responsible for developing and implementing ESG strategies and sustainability structures across the entire group.

Previously, she held senior positions at Drees & Sommer SE for several years, most recently as Head of the ESG Project Management Office. Her career also includes roles as a managing director and founder in the fields of automation technology and production planning.

In addition to her professional work, she serves on the Executive Board of the German Sustainable Building Council (DGNB), where she plays a key role in the strategic advancement of sustainable construction and real estate standards.