Inc. Magazine ranked Precision Therapeutics 293rd on its list of the 500 fastest growing privately-owned companies in the US with a 3 year annual compound growth rate of 79 percent. Precision was recognized as one of the top 31 companies in the healthcare industry. CEO Sean McDonald remarked, “The work we do to support physicians and patients in the treatment of cancer is important and rewarding. This list reflects not only the success of Precision Therapeutics employees, but the commitment Pittsburgh has made to supporting healthcare and the life-science industry.” For more information, visit www.inc.com/5000 or www.ptilabs.com.