CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 28411 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 28411 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 28411 (2012-2016)
Year
Total businesses
2012
22
2013
22
2014
16
2015
18
2016
19