- John Barrasso
chair · Republican–WY
- Catherine Cortez Masto
ranking member · Democrat–NV
- James E. Risch
member · Republican–ID
- Steve Daines
member · Republican–MT
- Tom Cotton
member · Republican–AR
- James C. Justice
member · Republican–WV
- Cindy Hyde-Smith
member · Republican–MS
- Lisa Murkowski
member · Republican–AK
- Mike Lee
member · Republican–UT
- Ron Wyden
member · Democrat–OR
- Mazie K. Hirono
member · Democrat–HI
- Angus S. King, Jr.
member · Independent–ME
- John W. Hickenlooper
member · Democrat–CO
- Alex Padilla
member · Democrat–CA
- Martin Heinrich
member · Democrat–NM
