CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Sonoma County zip codes than in any other category.
The following table shows how many information businesses with between one and four employees were in Sonoma County zip codes during the period from 2012 to 2016.
Information businesses with between one and four employees in Sonoma County (2012-2016)
Year
Total businesses
2012
103
2013
107
2014
100
2015
121
2016
108