The index

Assembly in California

3,768 companies · 50 states · updated October 15, 2026Assembly in California: the state page

Keyword: “Valley Center” Process: Assembly State: California Clear all

10 companies

Company	Location	Processes	Certs
Advanced Precision Machining, LLC advanced-precision.com Milling, Turning, Laser, Waterjet, EDM, Assembly · AS9100, ITAR, CMMC	Costa Mesa, CA	Milling Turning Laser Waterjet EDM Assembly	AS9100, ITAR, CMMC
Airtronics Metal Products airtronics.com Milling, Laser, Punching, Bending, Welding, Assembly · ISO 9001, ISO 13485	Morgan Hill, CA	Milling Laser Punching Bending Welding Assembly	ISO 9001, ISO 13485
Feral Productions LLC feralprodinc.com Milling, Turning, Welding, Grinding, Finishing, Assembly	Tracy, CA	Milling Turning Welding Grinding Finishing Assembly	-
Group Manufacturing Services Inc groupmanufacturing.com Milling, Turning, Laser, Punching, Bending, Welding, Assembly · ISO 9001	San Jose, CA	Milling Turning Laser Punching Bending Welding Assembly	ISO 9001
Helical Machining, Inc helicalmachining.com Milling, Turning, Welding, EDM, Grinding, Finishing, Assembly	Sun Valley, CA	Milling Turning Welding EDM Grinding Finishing Assembly	-
Mass Precision Inc massprecision.com Welding, Assembly · ISO 9001, ISO 13485	San Jose, CA	Welding Assembly	ISO 9001, ISO 13485
MMG Corp mmgcnc.com Milling, Turning, Finishing, Assembly · ISO 9001	Ontario, CA	Milling Turning Finishing Assembly	ISO 9001
Savage Machining Inc savagemachininginc.com Milling, Turning, EDM, Finishing, Assembly · ISO 9001	Simi Valley, CA	Milling Turning EDM Finishing Assembly	ISO 9001
TQ Systems Inc tqsystems.net Milling, Turning, EDM, Assembly	Lake Forest, CA	Milling Turning EDM Assembly	-
W Machine Works Inc wmwcnc.com Milling, Turning, Assembly · ISO 9001, AS9100, ITAR	San Fernando, CA	Milling Turning Assembly	ISO 9001, AS9100, ITAR

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