1833
McKesson is founded by John McKesson and Charles Olcott to import and sell therapeutic drugs and herbal products
McKesson is founded by John McKesson and Charles Olcott to import and sell therapeutic drugs and herbal products.
Company History & Government Roots
McKesson
Trace how this company developed and how its relationship with government, public funding, federal research, contracts, acquisitions, and political institutions evolved over time.
Editorial standard
Documented relationships, not implied wrongdoing
Government connection does not by itself establish corruption, control, favoritism, or causation. Timeline descriptions distinguish government founding, research support, customers, contracts, regulation, acquisitions, and personnel movement, and link the underlying evidence.