CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 94518 than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in 94518 during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in 94518 (2012-2016)
Year
Total businesses
2012
21
2013
20
2014
19
2015
23
2016
24