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 professional, scientific and technical services businesses with between one and four employees were in Sonoma County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in Sonoma County (2012-2016)
Year
Total businesses
2012
1137
2013
1120
2014
1113
2015
1130
2016
1149