CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Pennsylvania than in any other category.
The following table shows how many administrative and support services businesses with between one and four employees were in Pennsylvania during the period from 2012 to 2016.
Administrative and support services businesses with between one and four employees in Pennsylvania (2012-2016)
Year
Total businesses
2012
363,690
2013
369,754
2014
374,413
2015
380,407
2016
384,877