West Virginia Number of Private Business Establishments in the NAICS 541380 Testing laboratories Industry By County in 2025 Q1 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q1, West Virginia had 74 number of private business establishments in the NAICS 541380 Testing laboratories Industry. Among all West Virginia counties, Kanawha had the highest number of private business establishments (12), followed by Raleigh (6), and Berkeley (4).

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

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: West Virginia BLS Topic List.

Data Source: US Bureau of Labor Statistics (QCEW).

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West Virginia Number of Private Business Establishments in the NAICS 541380 Testing laboratories Industry By County in 2025 Q1

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County	Number of Business Establishments
Barbour	1
Berkeley	4
Cabell	2
Grant	1
Hampshire	1
Harrison	3
Jefferson	3
Kanawha	12
Lincoln	1
Logan	3
Marion	3
Marshall	3
Mercer	3
Mineral	1
Mingo	1
Monongalia	3
Nicholas	1
Ohio	4
Preston	1
Putnam	4
Raleigh	6
Ritchie	1
Wayne	1
Wood	4