CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 29456 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 29456 during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in 29456 (2012-2016)
Year
Total businesses
2012
13
2013
17
2014
18
2015
16
2016
17