CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 94521 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 94521 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 94521 (2012-2016)
Year
Total businesses
2012
20
2013
19
2014
21
2015
20
2016
16