The company was founded by John McKesson and Charles Olcott in 1833 and is headquartered in Irving, TX.

the Supreme Court denied an appeal from the legal team of Black Lives Matter activist DeRay Mckesson, which included ACLU lawyers, to be sued by Baton Rouge, Louisiana, Police Officer John Ford ...

In a statement on McKesson's website, Chairman and CEO John Hammergren said the new company will provide clients with a health-care-centric technology platform that will help them be more ...