Tim Walbert, Founder of Horizon Pharma

Tim Walbert is the founder of Horizon Pharma. Timothy Walbert is a Senior Advisor to Patient Square Capital and Managing Partner of HRZN Partners LLC.

About Tim Walbert

Timothy Walbert is a Senior Advisor to Patient Square Capital and Managing Partner of HRZN Partners LLC. Previously, he was Chairman, President, and CEO of Horizon Therapeutics, which he grew to approximately $4 billion in annual sales before its $28.3 billion acquisition by Amgen in 2023. He also led IDM Pharma Inc. through its acquisition by Takeda and held senior roles at Abbott, G.D. Searle & Company, Merck & Co., and Wyeth. He holds a B.A. from Muhlenberg College.

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