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Assembly in California

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

Keyword: “S El Monte” Process: Assembly State: California Clear all

118 companies, page 1 of 3

Company	Location	Processes	Certs
Wess-Del Inc wessdel.com Milling, Waterjet, EDM, Assembly · ISO 9001, AS9100, ITAR, ISO 13485	San Jose, CA	Milling Waterjet EDM Assembly	ISO 9001, AS9100, ITAR, ISO 13485
Savage Machining Inc savagemachininginc.com Milling, Turning, EDM, Finishing, Assembly · ISO 9001	Simi Valley, CA	Milling Turning EDM Finishing Assembly	ISO 9001
Swiss Screw Products Inc swissscrew.com Milling, Turning, Swiss, Grinding, Assembly · ISO 9001	Santa Clara, CA	Milling Turning Swiss Grinding Assembly	ISO 9001
Angeles Precision Engineering LLC angelesprecision.com Milling, Turning, Assembly · ISO 9001, ITAR	Ontario, CA	Milling Turning Assembly	ISO 9001, ITAR
Ap Precision Metals, Inc apprecision.com Laser, Punching, Bending, Welding, Stamping, Finishing, Assembly · ISO 9001	San Diego, CA	Laser Punching Bending Welding Stamping Finishing Assembly	ISO 9001
Responsible Metal Fab Inc responsiblemetal.com Welding, Finishing, Assembly · ISO 9001	Sunnyvale, CA	Welding Finishing Assembly	ISO 9001
Udash Corporation udash.com Milling, Laser, Waterjet, Welding, Stamping, Assembly · ISO 9001, AS9100	Simi Valley, CA	Milling Laser Waterjet Welding Stamping Assembly	ISO 9001, AS9100
Vicon Precision, Ltd. Liability Co viconprecision.com Milling, Turning, Welding, Finishing, Assembly · ISO 9001	San Jose, CA	Milling Turning Welding Finishing Assembly	ISO 9001
J A-Co Machine Works, LLC jacoworks.com Milling, Turning, Swiss, Welding, Finishing, Assembly · ISO 9001, AS9100, ITAR, NADCAP, ISO 13485	Scotts Valley, CA	Milling Turning Swiss Welding Finishing Assembly	ISO 9001, AS9100, ITAR, NADCAP, ISO 13485
Jarvis Manufacturing, Inc jarvismfg.com Milling, Turning, EDM, Assembly · ISO 9001, ITAR	San Jose, CA	Milling Turning EDM Assembly	ISO 9001, ITAR
Mass Precision Inc massprecision.com Welding, Assembly · ISO 9001, ISO 13485	San Jose, CA	Welding Assembly	ISO 9001, ISO 13485
Noron Precision Machining Inc noronprecision.com Milling, Turning, Grinding, Finishing, Assembly · ISO 9001, ITAR	Sunnyvale, CA	Milling Turning Grinding Finishing Assembly	ISO 9001, ITAR
Ricaurte Precision Inc ricaurteprecision.com Milling, Turning, Swiss, Laser, EDM, Finishing, Assembly · ISO 9001, ITAR	Santa Ana, CA	Milling Turning Swiss Laser EDM Finishing Assembly	ISO 9001, ITAR
Roncelli Plastics Inc roncelli.com Welding, Stamping, Assembly · ISO 9001, ITAR, ISO 13485, CMMC	Monrovia, CA	Welding Stamping Assembly	ISO 9001, ITAR, ISO 13485, CMMC
Scotia Engineering, Inc scotiatool.com Milling, Waterjet, Bending, Welding, Stamping, EDM, Grinding, Assembly	Santa Fe Springs, CA	Milling Waterjet Bending Welding Stamping EDM Grinding Assembly	-
Stigtec Manufacturing stigtec.com Milling, Welding, EDM, Grinding, Finishing, Assembly	San Marcos, CA	Milling Welding EDM Grinding Finishing Assembly	-
Stockton Tri-Industries, LLC stocktontri.com Milling, Turning, Waterjet, Bending, Welding, Assembly	Stockton, CA	Milling Turning Waterjet Bending Welding Assembly	-
Top Precision top-precision.com Milling, Turning, Assembly · ISO 9001, ITAR	San Luis Obispo, CA	Milling Turning Assembly	ISO 9001, ITAR
Compucraft Industries, Inc ccind.com Waterjet, Punching, Bending, Welding, EDM, Finishing, Assembly · AS9100, NADCAP	Santee, CA	Waterjet Punching Bending Welding EDM Finishing Assembly	AS9100, NADCAP
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
Hardcraft Industries Inc hardcraft.com Laser, Bending, Welding, Assembly · ISO 9001	San Jose, CA	Laser Bending Welding Assembly	ISO 9001
Rah Industries Inc rah-ind.com Milling, Turning, Laser, Waterjet, Punching, Bending, Welding, Finishing, Assembly · ISO 9001, AS9100, NADCAP	Santa Clarita, CA	Milling Turning Laser Waterjet Punching Bending Welding Finishing Assembly	ISO 9001, AS9100, NADCAP
Westcoast Precision, Inc westcoastprecision.com Milling, Turning, Assembly · ISO 9001, AS9100, ITAR	San Jose, CA	Milling Turning Assembly	ISO 9001, AS9100, ITAR
AMS Manufacturing amnsmfg.com Welding, EDM, Finishing, Assembly	San Jose, CA	Welding EDM Finishing Assembly	-
Cellpoint Systems, Inc cellpointsystems.com Stamping, Assembly	Fremont, CA	Stamping Assembly	-
Delta One Manufacturing LLC deltaonemanufacturing.com Milling, Turning, Laser, Welding, Finishing, Assembly	San Jose, CA	Milling Turning Laser Welding Finishing Assembly	-
Eastwood Machine, LLC eastwoodmachine.com Milling, Turning, Laser, Waterjet, Welding, EDM, Grinding, Finishing, Assembly	Santee, CA	Milling Turning Laser Waterjet Welding EDM Grinding Finishing Assembly	-
Euro Machining Enterprise Inc euromachining.com Milling, Turning, Welding, Grinding, Assembly · ISO 9001	Santa Clara, CA	Milling Turning Welding Grinding Assembly	ISO 9001
Haig Precision Manufacturing Corp haigprecision.com Milling, Turning, Laser, Punching, Bending, Welding, Stamping, EDM, Grinding, Finishing, Assembly	San Jose, CA	Milling Turning Laser Punching Bending Welding Stamping EDM Grinding Finishing Assembly	-
Helical Machining, Inc helicalmachining.com Milling, Turning, Welding, EDM, Grinding, Finishing, Assembly	Sun Valley, CA	Milling Turning Welding EDM Grinding Finishing Assembly	-
Tri Models Inc trimodels.com Milling, Turning, EDM, Finishing, Assembly	Huntington Beach, CA	Milling Turning EDM Finishing Assembly	-
W Machine Works Inc wmwcnc.com Milling, Turning, Assembly · ISO 9001, AS9100, ITAR	San Fernando, CA	Milling Turning Assembly	ISO 9001, AS9100, ITAR
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
Computer Integrated Machining Inc cimsd.com Milling, Turning, Waterjet, Welding, Stamping, EDM, Grinding, Assembly · ISO 9001, ITAR	Santee, CA	Milling Turning Waterjet Welding Stamping EDM Grinding Assembly	ISO 9001, ITAR
Mars Engineering marseng.com Milling, Turning, Waterjet, EDM, Grinding, Finishing, Assembly	San Leandro, CA	Milling Turning Waterjet EDM Grinding Finishing Assembly	-
Proto Solutions and Machining proto-solutions.com Turning, Welding, Assembly	San Diego, CA	Turning Welding Assembly	-
Sabrin sabrin.com Turning, Welding, EDM, Assembly · AS9100	Pasadena, CA	Turning Welding EDM Assembly	AS9100
Sharp Dimension Inc sharpdimension.com Milling, Turning, Bending, Welding, Grinding, Finishing, Assembly · ISO 9001, ITAR	Fremont, CA	Milling Turning Bending Welding Grinding Finishing Assembly	ISO 9001, ITAR
Wire Works EDM Inc wireworksedm.com Milling, Turning, Welding, EDM, Assembly · CMMC	Santa Ana, CA	Milling Turning Welding EDM Assembly	CMMC
Campbell Engineering campbellcnc.com Milling, Welding, EDM, Finishing, Assembly · ISO 9001, ITAR	Lake Forest, CA	Milling Welding EDM Finishing Assembly	ISO 9001, ITAR
Caran Precision Engineering & Manufacturing Corp caranprecision.com Milling, Turning, Swiss, Welding, Stamping, EDM, Grinding, Assembly · ISO 9001, IATF 16949	Brea, CA	Milling Turning Swiss Welding Stamping EDM Grinding Assembly	ISO 9001, IATF 16949
Crater Industries LLC craterindustries.com Milling, Turning, EDM, Grinding, Assembly	Santa Clarita, CA	Milling Turning EDM Grinding Assembly	-
Delta Hi-Tech deltahi-tech.com Milling, Turning, Swiss, Laser, Bending, Welding, EDM, Finishing, Assembly · ISO 9001, AS9100, ITAR, NADCAP, ISO 13485	Chatsworth, CA	Milling Turning Swiss Laser Bending Welding EDM Finishing Assembly	ISO 9001, AS9100, ITAR, NADCAP, ISO 13485
G. V. Industries, Inc gvindustries.biz Milling, Turning, Welding, Assembly · ISO 9001, AS9100	National City, CA	Milling Turning Welding Assembly	ISO 9001, AS9100
Justified Performance LLC justifiedperformance.com Laser, Bending, Welding, Finishing, Assembly · ISO 9001	Rocklin, CA	Laser Bending Welding Finishing Assembly	ISO 9001
Nexus Automation nexusautomation.com Milling, Welding, EDM, Assembly · ISO 9001, ITAR, ISO 13485	Livermore, CA	Milling Welding EDM Assembly	ISO 9001, ITAR, ISO 13485
Pimtad Aerospace LLC pimtadaerospace.com Milling, Turning, Swiss, Welding, Grinding, Assembly · AS9100	Valencia, CA	Milling Turning Swiss Welding Grinding Assembly	AS9100
Prisecter Aerospace and Defense LLC prisecter.com Milling, Turning, Waterjet, Welding, Assembly · AS9100, ITAR, CMMC	Auburn, CA	Milling Turning Waterjet Welding Assembly	AS9100, ITAR, CMMC
Process Stainless Lab pslinc.com Welding, Finishing, Assembly · ISO 9001	Milpitas, CA	Welding Finishing Assembly	ISO 9001
S & H Machine, Inc shmachine.com Milling, Turning, Assembly · ISO 9001, AS9100, ITAR	Burbank, CA	Milling Turning Assembly	ISO 9001, AS9100, ITAR

Indexed from company websites and public listings; Verified listings are confirmed with the shop. Materials and equipment come from what the company states on its own website; lead times once a shop claims its listing. Spotted an error? Write to hello@everyjobshop.com. How the index is built.