Christophe Hug

Tilia Group GmbH is a service, development, and consulting private company based in Leipzig, Germany. Tilia focuses on addressing the ecological challenges faced by energy providers, industries, and all those involved in the ecological transition. The German company was founded in 2009 by Christophe Hug, who has been the CEO since then.

Berliner Wasserbetriebe supplies drinking water. Its core task is to supply residents of Berlin and the surrounding area with drinking water and dispose of their wastewater. It operates water works and also provides sewerage services. Not only does it perform conventional wastewater treatment at its wastewater treatment works, but has also equipped the majority with biological nutrient elimination facilities, to maintain the quality of Berlin's lakes and rivers. The company was founded in 1992 and is headquartered in Berlin, Germany.