S. 1256 · 114th Congress Advancing Grid Storage Act of 2015 StageIn committee SponsorAl Franken Introduced2015-05-07 Latest action 2015-06-09 · Committee on Energy and Natural Resources. Hearings held. Follow Summary Text Subjects Cosponsors (1) Votes (0) Actions Cosponsors (1) Martin Heinrich Current member Senate NM Democrat