CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Allegheny County zip codes than in any other category.
The following table shows how many administrative, support, waste management and remediation services businesses with between one and four employees were in Allegheny County zip codes during the period from 2012 to 2016.
Administrative, support, waste management and remediation services businesses with between one and four employees in Allegheny County (2012-2016)
Year
Total businesses
2012
916
2013
940
2014
953
2015
904
2016
920
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