US Number of Private Business Establishments By State in the NAICS 561611 Investigation services Industry in 2025 Q3

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q3, among all US states, California had the highest number of private business establishments in the NAICS 561611 Investigation services Industry (712), followed by Florida (646), and Texas (401).

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).

See this for other quarters:

US Number of Private Business Establishments By State in the NAICS 561611 Investigation services Industry in 2025 Q3

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1K to 2.5K

2.5K to 5K

5K to 10K

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US Number of Private Business Establishments By State in the NAICS 561611 Investigation services Industry in 2025 Q3

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State	Number of Business Establishments
Alabama	92
Alaska	12
Arizona	151
Arkansas	52
California	712
Colorado	149
Connecticut	82
Delaware	56
Florida	646
Georgia	187
Hawaii	25
Idaho	51
Illinois	194
Indiana	80
Iowa	42
Kansas	42
Kentucky	60
Louisiana	80
Maine	40
Maryland	105
Massachusetts	107
Michigan	118
Minnesota	55
Mississippi	63
Missouri	80
Montana	36
Nebraska	39
Nevada	69
New Hampshire	37
New Jersey	115
New Mexico	51
New York	350
North Carolina	187
North Dakota	19
Ohio	169
Oklahoma	103
Oregon	70
Pennsylvania	163
Rhode Island	30
South Carolina	86
South Dakota	18
Tennessee	121
Texas	401
Utah	77
Vermont	25
Virginia	131
Washington	87
West Virginia	52
Wisconsin	88
Wyoming	11