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Legislation / Energy and Natural Resources / Questions

Questions about the Senate Committee on Energy and Natural Resources

Who sits on the Senate Energy and Natural Resources Committee, and who chairs it?

Mike Lee chairs the Senate Committee on Energy and Natural Resources and Martin Heinrich is the ranking member; its 20 members are 11 Republicans and 9 Democrats, as of Nov 7, 2026.

Members of the Senate Committee on Energy and Natural Resources
MemberSeatRole
RMike LeeUT SenateChairman
DMartin HeinrichNM SenateRanking Member
RJohn BarrassoWY SenateMajority
RJames E. RischID SenateMajority
RSteve DainesMT SenateMajority
RTom CottonAR SenateMajority
RDavid McCormickPA SenateMajority
RJames C. JusticeWV SenateMajority
RBill CassidyLA SenateMajority
RCindy Hyde-SmithMS SenateMajority
RLisa MurkowskiAK SenateMajority
RJohn HoevenND SenateMajority
DRon WydenOR SenateMinority
DMaria CantwellWA SenateMinority
DMazie K. HironoHI SenateMinority
IAngus S. King, Jr.ME SenateMinority
DCatherine Cortez MastoNV SenateMinority
DJohn W. HickenlooperCO SenateMinority
DAlex PadillaCA SenateMinority
DRuben GallegoAZ SenateMinority

Source: senate.gov committee rosters · congress-legislators · Updated Nov 7, 2026

How does the Senate Energy and Natural Resources Committee vote compared to the full Senate?

The committee’s members voted with their party on a median 99% of party-line votes (Senate median 99%) and the same way as the other party on a median 9% of contested votes (Senate median 9%) in the 119th Congress, as of Nov 7, 2026.

20 of the committee’s members have a long enough record to compare; each figure is the middle value among them, beside the middle value for the whole Senate.

Committee against the chamber
MeasureCommittee medianSenate median
With own party, party-line votes99%99%
Same vote as the other party9%9%
Attendance98%98%
Republicans: with own party100%100%
Democrats: with own party95%96%

Source: Voteview roll calls (UCLA) · How we measure · Updated Nov 7, 2026

Which members of the Senate Energy and Natural Resources Committee were up for reelection in 2026?

4 of the committee’s 20 members sought re-election on Nov 3, 2026 (1 of them on ballots checked against an official list); 2 were not on the ballot for their seats; 14 senators’ seats are not up until 2028 and 2030, as of Nov 6, 2026.

“Filed for re-election” means registered with the FEC for the seat; for races outside the open-or-close list Oathstar has not compiled who won the primaries.

Senate Energy and Natural Resources Committee: 2026 seats
MemberSeat2026
RJames E. Risch ID SenateNot yet called
RTom Cotton AR SenateNot yet called
RCindy Hyde-Smith MS SenateNot yet called
DJohn W. Hickenlooper CO SenateRe-elected · checked
RSteve Daines MT SenateNot on the Nov 3 ballot
RBill Cassidy LA SenateNot on the Nov 3 ballot
RMike Lee UT SenateSeat not up in 2026
RJohn Barrasso WY SenateSeat not up in 2026
RDavid McCormick PA SenateSeat not up in 2026
RJames C. Justice WV SenateSeat not up in 2026
RLisa Murkowski AK SenateSeat not up in 2026
RJohn Hoeven ND SenateSeat not up in 2026
DMartin Heinrich NM SenateSeat not up in 2026
DRon Wyden OR SenateSeat not up in 2026
DMaria Cantwell WA SenateSeat not up in 2026
DMazie K. Hirono HI SenateSeat not up in 2026
IAngus S. King, Jr. ME SenateSeat not up in 2026
DCatherine Cortez Masto NV SenateSeat not up in 2026
DAlex Padilla CA SenateSeat not up in 2026
DRuben Gallego AZ SenateSeat not up in 2026

Source: FEC candidate filings · state ballot lists (linked per race) · Who is retiring · Updated Nov 6, 2026

Which members of the Senate Energy and Natural Resources Committee are leaving in January?

2 of the committee’s 20 members are leaving their seats on Jan 3, 2027: Steve Daines and Bill Cassidy (135 of 475 races called so far).

Leaving in January
MemberWhy
RSteve DainesNot on the Nov 3 ballot
RBill CassidyNot on the Nov 3 ballot

Source: Everyone leaving in January · Updated Nov 5, 2026