Sunandan Tiwari


Senior Manager at ICLEI, Global Projects

An ecologist and development professional with over 20 years of work experience across a spectrum of sectors straddling the rural and urban domains. Mr. Tiwari joined ICLEI at its South Asia office in 2010 and developed its urban resilience program. In January 2017 he joined the World Secretariat where he leads the Global Projects team. Among others, he currently manages and supports the implementation of five International Climate Initiative (IKI) funded projects covering topics such as mainstreaming biodiversity in urban areas, transport, and low carbon development.

Further information about Sunandan Tiwari can be found here.

Hans Müller

Managing Director of Helix Pflanzen GmbH and Helix Pflanzensysteme GmbH

In addition to his activities as managing director, Hans Müller is also the owner of three horticultural production companies. The companies work in a resource-conserving, environmentally friendly and socially responsible manner in accordance with GlobalGap standards.

For further information about Hans Müller please click here for Helix Pflanzen GmbH or here for Helix Pflanzensysteme GmbH.

Rainer Ganske

Managing Director of Böblinger Baugesellschaft mbH

Rainer Ganske has decades of experience in the real estate industry and represents Böblinger Baugesellschaft mbH as managing director. He is also a member of the supervisory board of IBA 2027 StadtRegion Stuttgart GmbH.

Further information on Rainer Ganske can be found here.

Frank Lange


Managing Director of " Windows and Facades Association " (VFF)

Frank Lange holds a degree in industrial engineering and has been Managing Director of VFF and the quality control association for windows, façades and doors since the beginning of 2019. After completing his studies at the Technical University of Braunschweig, Lange worked for Lanco Lange Fenster- und Fassadenbau GmbH in Göttingen until 2010 as an authorised signatory, technical manager and sales manager. Lange then became self-employed and, as managing partner, founded the project and consulting company Frami GmbH in Göttingen. After the sale of Frami GmbH, Lange was authorised signatory and overall head of the Leinefelde branch of Seufert Niklaus GmbH from 2015 onwards.

Further information about Frank Lange can be found here.

Dr. Bernd Murschel


Member of Parliament in Baden-Württemberg, The Greens


Dr. Bernd Murschel studied agricultural sciences and received his doctorate in soil physics. He was a lecturer and self-employed environmental consultant. He has been a member of the Baden-Württemberg state parliament since 2006 and represents the constituency of Leonberg-Herrenberg. In the current legislature, he acts as environmental policy spokesman for the Greens’ parliamentary group.

Further information on Dr. Bernd Murschel can be found here.