CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Loudoun County zip codes than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in Loudoun County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Loudoun County (2012-2016)
Year
Total businesses
2012
356
2013
353
2014
386
2015
399
2016
365