S. 893 · 114th Congress Energy Productivity Innovation Challenge Act of 2015 StageIn committee SponsorMark Warner Introduced2015-03-26 Latest action 2015-04-30 · Committee on Energy and Natural Resources. Hearings held. Follow Summary Text Subjects Cosponsors (2) Votes (0) Actions Cosponsors (2) Jon Tester Former member Senate MT Democrat Joe Manchin Former member Senate WV Independent