CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 30519 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 30519 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 30519 (2012-2016)
Year
Total businesses
2012
24
2013
25
2014
25
2015
30
2016
27