CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 91722 than in any other category.
The following table shows how many professional, scientific and technical services businesses with between one and four employees were in 91722 during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between one and four employees in 91722 (2012-2016)
Year
Total businesses
2012
32
2013
29
2014
32
2015
30
2016
32