Quality, Precision CNC Machined Parts For over 30 years we have been committed to providing top quality screw machined and CNC machined parts and products to our customers in the Chicago area and across the nation. Groth Manufacturing is a full service machine shop. Serving Many Industries While it is our honor to be part of the building of the Millenium
Sandra Levin —
John Groth makes amazing things in his machine shop. His work can be seen all over the world and his creativity makes dreams