CBP data indicates that there are more establishments categorized as retail trade businesses with between 20 and 49 employees in Montgomery County zip codes than in any other category.
The following table shows how many construction businesses with between 20 and 49 employees were in Montgomery County zip codes during the period from 2012 to 2016.
Construction businesses with between 20 and 49 employees in Montgomery County (2012-2016)
Year
Total businesses
2012
146
2013
137
2014
138
2015
130
2016
153