San Diego County, CA Number of Private Business Establishments in the NAICS 541380 Testing laboratories Industry

According to data from the US Bureau of Labor Statistics, in 2025 Q3, the number of private business establishments in San Diego County, California in the naics 541380 testing laboratories industry was 119.

The chart and table below shows the number of business establishments for each quarter.

You can see similar information for other California counties, and for California.

You can also see similar information for other sectors and industries.