Best Aerospace CNC Shops in California
California is home to one of the largest aerospace manufacturing ecosystems in the world, with suppliers supporting Boeing, Lockheed Martin, SpaceX, and hundreds of Tier 2 and Tier 3 OEMs. These CNC machining shops carry AS9100 certification, signaling a documented quality management system purpose-built for aerospace traceability and defect prevention. Use this list to shortlist suppliers for precision airframe, engine, and structural components.
Why these suppliers?
- ✓Every shop on this list holds AS9100 certification — the aerospace quality management standard required by most prime contractors and Tier 1 suppliers.
- ✓California's concentration of aerospace primes means these shops have proven experience with aerospace-grade alloys such as titanium, Inconel, and 7075 aluminum.
- ✓We verify each listing's certification status, capabilities, and contact information so you can shortlist confidently without lengthy qualification research.
214 verified suppliers found
9100 (9001:2015) certified. Certification body: National Quality Assurance, USA. Structure: Single Site.
9100 (9001:2015) certified. Certification body: DNV Business Assurance USA, Inc.. Structure: Campus.
9100 (9001:2015) certified. Certification body: K&S Quality Assessments LLC (KSQA). Structure: Single Site.
9100 (9001:2015) certified. Certification body: NSF International Strategic Registrations, Ltd.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: NSF International Strategic Registrations, Ltd.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: International Standards Authority. Structure: Single Site.
9100 (9001:2015) certified. Certification body: International Standards Authority. Structure: Single Site.
9100 (9001:2015) certified. Certification body: International Standards Authority. Structure: Single Site.
9100 (9001:2015) certified. Certification body: NSF International Strategic Registrations, Ltd.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: NSF International Strategic Registrations, Ltd.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: IAPMO SCB. Structure: Single Site.
9100 (9001:2015) certified. Certification body: IAPMO SCB. Structure: Single Site.
9100 (9001:2015) certified. Certification body: Intertek Testing Services NA, Inc. dba Intertek and Intertek SAI Global. Structure: Campus.
9100 (9001:2015) certified. Certification body: IAPMO SCB. Structure: Single Site.
9100 (9001:2015) certified. Certification body: SGS North America Inc.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: NSF International Strategic Registrations, Ltd.. Structure: Single Site.
9100 (9001:2015) certified. Certification body: National Quality Assurance, USA. Structure: Single Site.
9100 (9001:2015) certified. Certification body: IAPMO SCB. Structure: Single Site.