Best NDT Companies in California
California's NDT market spans two distinct but equally demanding sectors: aerospace and defense inspection concentrated in the Los Angeles Basin and San Diego, and industrial inspection serving the state's refineries, petrochemical facilities, and aging infrastructure. Aerospace NDT companies in California serve Boeing, Northrop Grumman, Raytheon, SpaceX, and hundreds of Tier 1 and Tier 2 suppliers requiring Nadcap-accredited NDT for flight-critical structure, engine components, and composite assemblies. Industrial NDT companies serve the Bay Area and Southern California refinery corridor, performing API inspection and corrosion monitoring. Both sectors demand rigorously certified technicians and documented inspection procedures.
Why these suppliers?
- ✓California's aerospace NDT market — centered on the LA Basin and San Diego — demands Nadcap accreditation, AS9100 integration, and ITAR compliance for inspection of flight-critical metallic and composite structures.
- ✓Southern California's refinery corridor and Bay Area industrial facilities generate consistent demand for API 510/570 inspection, corrosion monitoring, and fitness-for-service assessments.
- ✓California's size and industrial diversity mean NDT companies here have invested in the full range of advanced methods — PAUT, TOFD, digital radiography, and automated UT systems — giving buyers access to the latest inspection technology.
1475 verified suppliers found
DANGAR is a CNC machine shop offering precision cnc 5-axis machining, Reverse Engineering services, CNC machining of production to short runs parts, welding, tool design, inspection and milling services. Newbury Pk California ~ 805-376-2974. We offer machine shop services to the aerospace, automotive, medical, dental, defense, computer, electronics and petrochemical industries. Our services include the design, fabrication and manufacturing of precision parts and tooling. Our cmm inspection
Dangar Engineering & Mfg. offers a wide range of capabilities in CNC machining and precision machining. We have been providing industries with quality CNC machined parts since 1989, and we continue to provide services to such industries as aerospace, automotive, medical and marine.
DANGAR is a CNC machine shop offering precision cnc 5-axis machining, Reverse Engineering services, CNC machining of production to short runs parts, welding, tool design, inspection and milling services. Newbury Pk California ~ 805-376-2974. We offer machine shop services to the aerospace, automotive, medical, dental, defense, computer, electronics and petrochemical industries. Our services include the design, fabrication and manufacturing of precision parts and tooling. Our cmm inspection
Our machine shop in San Diego, CA can help you get the machinery expertise you need to get your factory up and running. Get in touch with us here.
Davis Machine Shop, Inc. is your resource for custom manufacturing in the agricultural and industrial industries. Contact us at 530-696-2576 today!
9100 (9001:2015) certified. Certification body: BSI Group America Inc. Structure: Single Site.
9100 (9001:2015) certified. Certification body: Performance Review Institute Registrar. 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.










