CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Manitowoc County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Manitowoc County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Manitowoc County (2012-2016)
Year
Total businesses
2012
45
2013
42
2014
41
2015
46
2016
46