Meet Your CNC Workshop Instructors

Jason Pulvermacher

Drawing from 14 years of experience in the manufacturing industry, Jason Pulvermacher is an instructor of CNC workshops and provides CAD/CAM technical support at Tormach. In his field, Jason has specialized in complex, 5-axis parts working as a machinist; large format manufacturing in robotics integration; design and fabrication of race cars; and both CAD/CAM training and technical support.

In his free time Jason enjoys working on his family farm raising grass-fed beef and spending time with family.


Scott Johnson

Bringing over three decades of tool and die experience with him to Tormach, Technical Support Specialist/Machinist Scott Johnson’s machine tool background ranges from CNC to manual milling, lathe, EDM, and surface grinding. Former President of Rockford Forging Die and Tool Company in Rockford, Illinois, Johnson brought his supervisory skills with him to the tool room at Forgings and Stampings Inc. in Delavan, Wisconsin and Estwing Manufacturing in Rockford, Illinois.

In his free time, Johnson enjoys spending time with his wife and family, riding his road bike, walking, reading, and traveling to Door County, Wisconsin and the Minnesota Boundary Waters.


Jacob Steuber

Jacob Steuber is of one two workshop instructors at Tormach and leads both SprutCAM classes and SprutCAM technical support. With a Technical Diploma in Machine Tool Technics from Madison Area Technical College, Jacob brings to Tormach over three years of experience covering CNC/manual milling, CAD/CAM, lathe work, EDM, CMM, and surface grinding. This background affords him the knowledge and skills necessary to design, build, and inspect machined parts.

In his free time Jacob enjoys hunting, four wheeling, all sports, and spending time outdoors on his family’s land just outside Sauk Prairie, Wisconsin.


Andy Grevstad

Bringing ten years of professional experience in advanced manufacturing systems, digital design tools, and applied software to his role as Applications Engineer, Andy Grevstad has worked in product development and technical support for Tormach since 2008.  Earning both a B.S. in Metals and Materials Engineering from Michigan Technological University and a M.S. in Materials Science from the University of Wisconsin-Madison, Grevstad worked for Third Wave Systems, Inc in Minneapolis, Minnesota, prior to returning to Madison to join Tormach.  He is a regular contributor to Digital Machinist magazine and also blogs weekly about CNC milling and related topics on the Tormach blog, Milling Around.  

In his spare time he likes to garden, fix Volkswagens, and Minnesota Twins baseball.


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