CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in San Luis Obispo County zip codes than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in San Luis Obispo County zip codes during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in San Luis Obispo County (2012-2016)
Year
Total businesses
2012
165
2013
177
2014
189
2015
188
2016
197