US Number of Private Business Establishments By State in the NAICS 541380 Testing laboratories Industry in 2024 Q3

Updated on January 29, 2026.

According to data from the US Bureau of Labor Statistics, in 2024 Q3, among all US states, California had the highest number of private business establishments in the NAICS 541380 Testing laboratories Industry (1,212), followed by Texas (1,075), and Florida (648).

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

You can see similar information for other industries and sectors.

Related Topics: US BLS Topic List.

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

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US Number of Private Business Establishments By State in the NAICS 541380 Testing laboratories Industry in 2024 Q3

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1K to 2.5K

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US Number of Private Business Establishments By State in the NAICS 541380 Testing laboratories Industry in 2024 Q3

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State	Number of Business Establishments
Alabama	187
Alaska	42
Arizona	244
Arkansas	83
California	1212
Colorado	262
Connecticut	182
Delaware	60
Florida	648
Georgia	303
Hawaii	43
Idaho	129
Illinois	433
Indiana	260
Iowa	133
Kansas	120
Kentucky	187
Louisiana	271
Maine	51
Maryland	178
Massachusetts	229
Michigan	342
Minnesota	173
Mississippi	103
Missouri	202
Montana	58
Nebraska	56
Nevada	120
New Hampshire	66
New Jersey	358
New Mexico	89
New York	429
North Carolina	415
North Dakota	72
Ohio	452
Oklahoma	120
Oregon	162
Pennsylvania	436
Rhode Island	53
South Carolina	176
South Dakota	57
Tennessee	203
Texas	1075
Utah	158
Vermont	33
Virginia	248
Washington	235
West Virginia	78
Wisconsin	213
Wyoming	68