Susanne Cierniak joined E.ON Engineering in Gelsenkirchen as an intern in 2004, just a young architect from RWTH Aachen University. Immediately following her internship she was hired and is now involved with making various gas building projects reality.

Matthias Leder came to E.ON as an apprentice in 2001 after studying architecture at the University of Dortmund. In 2002 he got a job at E.ON Engineering and also worked for Pipeline Engineering at E.ON Ruhrgas. He also works primarily on projects in the gas business.