CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 29730 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 29730 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 29730 (2012-2016)
Year
Total businesses
2012
53
2013
49
2014
47
2015
45
2016
51