CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 21403 than in any other category.
The following table shows how many real estate, rental and leasing businesses with between one and four employees were in 21403 during the period from 2012 to 2016.
Real estate, rental and leasing businesses with between one and four employees in 21403 (2012-2016)
Year
Total businesses
2012
24
2013
24
2014
21
2015
19
2016
19