Rothschild, Wisconsin

Main sales, engineering, manufacturing and customer service location.

Dir. of Industrial System Sales & Marketing
Rob Lawson
Phone: 800.826.1476
Fax: 715.355.3335
E-mail: robertj.lawson@siemens.com

Dir. of Biological and Membrane Systems 
Bob Wenta
Phone: 800.826.1476 
Fax: 715.355.3219
E-mail: robert.wenta@siemens.com 

Customer Service Manager
Bill Wunsch
Phone: 800.826.1838
Fax: 715.355.3532
E-mail: william.wunsch@siemens.com    

Houston, Texas

Main sales office for oil and gas systems and products.

Product Manager, Oil & Gas Products
Duane Germenis
Phone: 281.227.9182
Fax: 281.227.9197  
E-mail: petroleum.water@siemens.com

Middleburg Heights, Ohio

Parts and service location for our Hydro-Clear® sand filters, WHM™ systems, rotors, separators, screw pumps, filter presses, clarifiers and screens.

Customer Service
Bill Simpson
Phone: 800.421.3144
Fax: 440.816.9777
E-mail: william.simpson@siemens.com