Maryland Number of Private Business Establishments in the NAICS 3328 Coating, engraving, and heat treating metals Industry By County in 2024 Q2 (QCEW)

Updated on April 1, 2026.

According to data from the US Bureau of Labor Statistics, in 2024 Q2, Maryland had 39 number of private business establishments in the NAICS 3328 Coating, engraving, and heat treating metals Industry. Among all Maryland counties, Baltimore had the highest number of private business establishments (11), followed by Baltimore city (5), and Harford (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: Maryland BLS Topic List.

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

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Maryland Number of Private Business Establishments in the NAICS 3328 Coating, engraving, and heat treating metals Industry By County in 2024 Q2

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County	Number of Business Establishments
Anne Arundel	2
Baltimore	11
Carroll	1
Cecil	1
Frederick	2
Garrett	1
Harford	4
Howard	1
Montgomery	2
Prince George's	4
St. Mary's	1
Somerset	1
Washington	1
Wicomico	1
Baltimore city	5