New York Number of Private Business Establishments in the NAICS 561621 Security systems services, except locksmiths Industry By County in 2025 Q2 (QCEW)

Updated on April 2, 2026.

According to data from the US Bureau of Labor Statistics, in 2025 Q2, New York had 596 number of private business establishments in the NAICS 561621 Security systems services, except locksmiths Industry. Among all New York counties, Nassau had the highest number of private business establishments (83), followed by Suffolk (68), and Queens (66).

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: New York BLS Topic List.

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

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New York Number of Private Business Establishments in the NAICS 561621 Security systems services, except locksmiths Industry By County in 2025 Q2

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County	Number of Business Establishments
Albany	6
Bronx	5
Broome	5
Cayuga	1
Chautauqua	3
Chemung	2
Clinton	1
Dutchess	9
Erie	24
Greene	2
Herkimer	2
Jefferson	1
Kings	56
Livingston	1
Madison	1
Monroe	32
Nassau	83
New York	44
Niagara	2
Oneida	4
Onondaga	15
Ontario	4
Orange	11
Oswego	1
Otsego	3
Putnam	1
Queens	66
Rensselaer	3
Richmond	11
Rockland	16
Saratoga	9
Schenectady	1
Schoharie	1
Steuben	1
Suffolk	68
Sullivan	4
Ulster	4
Warren	3
Westchester	41
Yates	1