coordinate measuring machine probe

Our Approvals

Quality System

ISO 9001:2015 Certified

"Our ISO 9001:2015 certification reflects our company-wide commitment to total quality, with reliability and customer service second to none in the precision manufacturing industry."

2020 NTMA Safety Award


Golden West Machine has a long-established policy of comprehensive quality control focusing on the principles of lean manufacturing, continuous process improvement, ongoing training programs, and complete traceability throughout our manufacturing process.  We work with DNV, Lloyds and BV for third-party inspection.

The entire GWMI team takes personal responsibility for every product we make. Our goal is 100% quality and complete customer satisfaction from purchase order to final delivery.

Some of Our Customers

  • general electric
  • solar turbines
  • caterpillar
  • timken
  • northrop grumman
  • gkn aerospace
  • flowserve
  • peerless pump
  • goulds pumps
  • nikkiso
  • ebara corporation
  • l3harris technologies
  • imodco
  • blue origin
  • spinlaunch
  • nasa jet propulsion labratory
  • arconic
  • california steel industries
  • nucor
  • robinson helicopter company

Some of the Industries We Serve

oil and gas

Oil & Gas

energy production




water treatment

Water Treatment



ground support

Ground Support