MCK vs MMM Comparison

McKesson is one of three leading pharmaceutical wholesalers in the US engaged in sourcing and distributing branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospitals networks, and healthcare providers. Along with Cencora and Cardinal Health, the three account for over 90% of the US pharmaceutical wholesale industry. Outside the US market, McKesson engages in pharmaceutical wholesale and distribution in Canada. Additionally, the company supplies medical-surgical products and equipment to healthcare facilities and provides a variety of technology solutions for pharmacies.

3M, a multinational conglomerate founded in 1902, sells tens of thousands of products ranging from sponges to respirators. The firm is well known for its extensive research and development capabilities, and it is a pioneer in inventing new use cases for its proprietary technologies. 3M is organized across three business segments: safety and industrial (representing around 44% of revenue), transportation and electronics (36%), and consumer (20%). The firm recently spun off its healthcare business, now known as Solventum. Nearly half of 3M's revenue comes from outside the Americas.