CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 59105 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 59105 during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in 59105 (2012-2016)
Year
Total businesses
2012
58
2013
57
2014
55
2015
53
2016
48