Changes to better serve your vacuum needs

Welch ® products are designed and manufactured to address your application needs. Welch products are manufactured by Gardner Denver Thomas, Inc.

Dry Vacuum Pump manufacturing is primarily in Sheboygan, WI, with select models to the North American market originating in Monroe, LA and Ilmenau, Germany. Dry vacuum pumps are primarily based on diaphragm or piston pump designs. ChemStar® Dry oil-free deep vacuum systems are manufactured in Sheboygan, WI.

High Vacuum Belt- and Direct-drive Pumps are manufactured in Sheboygan, WI. These high-vacuum rotary vane pumps have been industry standards for many years. The capacity and flexible manufacturing of the Sheboygan plant enables rapid delivery of all models.

Welch Offices are located in Mt. Prospect, IL. These offices include Welch Customer Service / Technical Support, Sales and Marketing, Engineering, and Servicing groups.


Contact us at:

Welch by Gardner Denver 
1601 Feehanville Drive, Ste 550
Mt. Prospect, IL 60056
Phone: (847) 676-8800
Fax: (847) 677-8606