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Upjohn Company

 Organization

W. E. and Henry Upjohn established the Upjohn Pill & Granule Company in 1886. The name changed to Upjohn Company in 1902. Upjohn merged with Pharmacia AB in November 1995, becoming Pharmacia & Upjohn. In April 2000 Pharmacia and Upjohn merged with Monsanto and Searle, becoming Pharmacia Corp. In 2002 Pfizer Inc. announced plans to buy Pharmacia and they took over April 16, 2003, now known as Pfizer Inc.

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