Michigan Number of Private Business Establishments in the NAICS 334515 Electricity and signal testing instruments Industry By County in 2025 Q3 (QCEW)
Updated on April 2, 2026.
According to data from the US Bureau of Labor Statistics, in 2025 Q3, Michigan had 45 number of private business establishments in the NAICS 334515 Electricity and signal testing instruments Industry. Among all Michigan counties, Oakland had the highest number of private business establishments (13), followed by Washtenaw (4), and Wayne (2).
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: Michigan BLS Topic List.
Data Source: US Bureau of Labor Statistics (QCEW).
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Michigan Number of Private Business Establishments
in the NAICS 334515 Electricity and signal testing instruments Industry By County
in 2025 Q3
25
0 of 0
| County | Number of Business Establishments |
|---|---|
| Berrien | 1 |
| Emmet | 1 |
| Iosco | 1 |
| Isabella | 1 |
| Oakland | 13 |
| Washtenaw | 4 |
| Wayne | 2 |