In 2018, Henry Beck was elected by a Joint Convention of the 129th Maine Legislature to the Office of State Treasurer. Treasurer Beck's priorities include prudent cash pool management, protecting the earned benefits of Maine public workers and educators, and completing bond sales and public-private partnerships such as the ABLE program for the common good of all Maine people.

Treasurer Beck's government service began when he was elected to represent his neighborhood on the Waterville City Council in 2005. In 2008, he was elected to the Maine House of Representatives representing parts of Waterville and Oakland during his senior year at Colby College. Beck was appointed House Chair of Joint Standing Committee on Insurance and Financial Services and to serve on the 2011 Commission to Apportion Maine's Congressional Districts. Beck attended the University of Maine School of Law and graduated on time while serving in the Legislature and was in private practice prior to becoming Treasurer.