Grant Barbosa joined Williams & Jensen as a Principal in 2021. Known for innovative approaches to complex policy challenges, Grant brings deep knowledge and a wealth of strong bipartisan relationships to Williams and Jensen. Immediately prior to joining Williams and Jensen, Grant worked in-house at a leading biodefense company where he led advocacy efforts before the U.S. Senate and much of the company’s public policy-related work. Before joining the private sector, Grant worked for the Senate office of Vice President Kamala Harris, leading on health policy and a host of other policy areas. Prior to working in the Senate, Grant worked for then-Ways and Means Ranking Member Sandy Levin–where he worked hand-in-glove with the Ranking Member’s committee staff. Grant got his start in DC as a Congressional Hispanic Caucus Institute Health Graduate Fellow, where he worked in the congressional office of now-HHS Secretary Becerra and at the American Public Health Association.

Prior to launching his career in Washington, Grant graduated from Harvard Law School, where he was a Presidential Scholar and Harvard Graduate Student Leadership Institute Fellow. His undergraduate degree is from Washington University in St. Louis, where he was a John B. Ervin Scholar and Annika Rodriguez Scholar.