CBP data indicates that there are more establishments categorized as manufacturing businesses with between 20 and 49 employees in 91733 than in any other category.
The following table shows how many construction businesses with between 20 and 49 employees were in 91733 during the period from 2012 to 2016.
Construction businesses with between 20 and 49 employees in 91733 (2012-2016)
Year
Total businesses
2012
10
2013
11
2014
9
2015
13
2016
13