T.R. Jones Machine Company is part of the new Marquardt & Mueller Machining. We continue the tradition and services provided by T.R. Jones Machine Company by providing the following:

Contact Information

TJN Investments
Georgia, LLC
DBA Marquardt & Mueller
16 Foundation Road
Savannah, GA  31408

Bus: (912) 966-1075
Fax: (912) 966-1078


Click Image for map
and directions

  • Die Components
  • Screw Machine Parts
  • Production Machining
  • Tool Room Services

In addition, we also provide

  • High Quality General Machining
  • Service to the Spring Industry

We invite you to contact us with any of your machining needs. You can call us directly at 912-966-1075 or email us at sales@marquardt-mueller.com.


Die Components

Screw Machine Parts