With advanced ISO 9001
certified quality assurance
and control systems.

And nearly 40 years
of precision machining
knowledge and experience.

GWMI has 63 large-capacity machine tools.

We serve a variety of industries worldwide.

GWMI is ISO 9001:2015 Certified
with advanced CAD/CAM and
shop control software.

We look forward to partnering with you.

Large-Scale Precision Machining & Manufacturing

"We Provide Innovative, Value-Driven Precision Machining Solutions."

Golden West Machine has been a leader in the Precision Machining and Manufacturing Industry since 1982.  We have 63 machine tools with capacities up to 102" swing and 240" between centers and milling to 144".  Our 30,000-square-foot facility is ISO 9001:2015 certified with a 20,000-lb. lifting capacity.

Our Products are Used Worldwide in a Variety of Industries

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GWMI has 63 large-capacity machine tools with in-house welding, metallizing and grinding.


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GWMI has nearly 40 years of precision machining experience with a dedicated team of manufacturing professionals.


Learn More

GWMI is ISO 9001:2015 Certified with advanced CAD/CAM and shop control software.


Learn More

Everyone at Golden West Machine is committed to providing exceptional value, top quality, and outstanding customer service.  Our state-of-the-art facility and our team of highly-skilled craftsmen and manufacturing professionals combine to offer you innovative, value-driven precision machining solutions.  We partner with companies all over the world in a variety of industries.


We look forward to partnering with you.

At GWMI we have the machining capacity you need, when you need it.

Call Us at (562) 903-1111