The Power List 2020 – Biopharmaceuticals
Chief Executive Officer at Glaxosmithkline
Walmsley first joined GSK in 2010, initially working for the Consumer Healthcare, Europe, division. She became CEO in April 2017. 2019 was seen as a strong year for the company, with an increase in group sales, eight filings, six positive pivotal trial results, and four priority assets moving to phase II/III.