There were 2,367 professional, scientific and technical services businesses in the U.S. that had between 250 and 499 employees in 2016, according to County Business Patterns (CBP) statistics provided by the United States Census Bureau.

CBP data indicates that there are more establishments categorized as manufacturing businesses with between 250 and 499 employees in the U.S. than in any other category.

The following table shows how many professional, scientific and technical services businesses with between 250 and 499 employees were in the U.S. during the period from 2012 to 2016.