Walgreens Boots Alliance, Inc. engages in the provision of healthcare and retail pharmacy services. It operates through the following segments: United States Retail Pharmacy, International, and United States Healthcare. The US Retail Pharmacy segment includes the operation of retail drugstores, health and wellness services, specialty and home delivery pharmacy services, and equity method investment. The International segment offers pharmacy-led health and beauty retail businesses outside the US and the pharmaceutical wholesaling and distribution business in Germany. The US Healthcare segment delivers improved health outcomes and lower costs for payors and providers through owned and partnered assets. The company was founded by Charles R. Walgreen and John Boot in 1909 and is headquartered in Deerfield, IL.