CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Maricopa County zip codes than in any other category.
The following table shows how many management of companies and enterprises with between one and four employees were in Maricopa County zip codes during the period from 2012 to 2016.
Management of companies and enterprises with between one and four employees in Maricopa County (2012-2016)
Year
Total businesses
2012
255
2013
261
2014
270
2015
278
2016
288