Management

Managing Director

Karl-Günter Diederichs

Graduate engineer
Graduate in business administration
Phone: +49 (0) 2253-311-160 

 Managing Director 

Marc Schmitz 

Graduate in commerce


Phone: +49 (0) 2253-311-120
mschmitz@hammerwerk-erft.de

Secretariat     

Ingelore Keßel 

Phone: +49 (0) 2253-311-160 
ikessel@hammerwerk-erft.de