CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in California than in any other category.
The following table shows how many nonstore retailers with between one and four employees were in California during the period from 2012 to 2016.
Nonstore retailers with between one and four employees in California (2012-2016)
Year
Total businesses
2012
66,081
2013
64,413
2014
65,251
2015
67,129
2016
70,106