CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 44321 than in any other category.
The following table shows how many construction businesses with between one and four employees were in 44321 during the period from 2012 to 2016.
Construction businesses with between one and four employees in 44321 (2012-2016)
Year
Total businesses
2012
17
2013
14
2014
16
2015
18
2016
15