The Fast Fifty is a Business First project recognizing the 50 fastest-growing, for-profit, independent and privately held companies in Greater Louisville.  Cotton + Allen determines the Fast 50 companies based on financial information submitted by companies listed.

To qualify, companies have to have an average of at least $1 million in annual revenue for the three most recent years and be based in Bullitt, Henry, Jefferson, Meade, Nelson, Oldham, Shelby, Spencer or Trimble counties in Kentucky, or Clark, Floyd, Harrison, Scott or Washington counties in Indiana.  Also, they have to have a three-year operating sales history.