CBP data indicates that there are more establishments categorized as management of companies and enterprises with 500 or more employees in King County zip codes than in any other category.
The following table shows how many professional, scientific and technical services businesses with 500 or more employees were in King County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with 500 or more employees in King County (2012-2016)
Year
Total businesses
2012
10
2013
12
2014
12
2015
9
2016
10