CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Waukesha 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 Waukesha County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Waukesha County (2012-2016)
Year
Total businesses
2012
507
2013
471
2014
463
2015
461
2016
455