CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Jefferson County zip codes than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in Jefferson County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Jefferson County (2012-2016)
Year
Total businesses
2012
22
2013
17
2014
19
2015
27
2016
26