CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 22406 than in any other category.
The following table shows how many professional, scientific and technical services businesses with between one and four employees were in 22406 during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in 22406 (2012-2016)
Year
Total businesses
2012
27
2013
24
2014
29
2015
34
2016
34