CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with 500 or more employees in Middlesex County zip codes than in any other category.
The following table shows how many manufacturing businesses with 500 or more employees were in Middlesex County zip codes during the period from 2012 to 2016.
Manufacturing businesses with 500 or more employees in Middlesex County (2012-2016)
Year
Total businesses
2012
16
2013
15
2014
13
2015
13
2016
12