Pennsylvania Number of Private Business Establishments in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry By County in 2024 Q1 (QCEW)
Updated on April 22, 2025.

According to data from the US Bureau of Labor Statistics, in 2024 Q1, Pennsylvania had 2,257 number of private business establishments in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry. Among all Pennsylvania counties, Montgomery had the highest number of private business establishments (224), followed by Allegheny (193), and Philadelphia (152).

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

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Pennsylvania Number of Private Business Establishments in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry By County in 2024 Q1
Pennsylvania Number of Private Business Establishments in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry By County in 2024 Q1
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County Number of Business Establishments
Adams 1
Allegheny 193
Armstrong 1
Beaver 6
Berks 9
Blair 2
Bradford 1
Bucks 111
Butler 10
Cambria 6
Centre 32
Chester 132
Clearfield 1
Clinton 2
Columbia 1
Cumberland 8
Dauphin 18
Delaware 60
Erie 4
Fayette 2
Franklin 8
Huntingdon 2
Indiana 2
Lackawanna 3
Lancaster 22
Lebanon 3
Lehigh 19
Luzerne 2
Lycoming 1
Mercer 3
Monroe 6
Montgomery 224
Northampton 25
Philadelphia 152
Snyder 1
Somerset 5
Susquehanna 1
Union 3
Venango 1
Washington 10
Westmoreland 8
Wyoming 1
York 9