CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Collin County zip codes than in any other category.
The following table shows how many mining, quarrying, oil and gas extraction businesses with between one and four employees were in Collin County zip codes during the period from 2012 to 2016.
Mining, quarrying, oil and gas extraction businesses with between one and four employees in Collin County (2012-2016)
Year
Total businesses
2012
57
2013
66
2014
57
2015
45
2016
45