David Simmons joined Caliber in March 2023 as CEO. Based in Lewisville, United States.
David Simmons joined Caliber in March 2023 as CEO. He has a diverse background leading large, multinational organizations in the pharmaceutical industry and previously served as CEO of PPD and President of emerging markets and established product business units at Pfizer. He is known for his humility and people-focused leadership, drawing from his blue-collar roots.
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