- John W. Hickenlooper Senator from CO, Democratic
- Mazie K. Hirono Senator from HI, Democratic
- John Hoeven Senator from ND, Republican
- Jon Husted Senator from OH, Republican
- Cindy Hyde-Smith Senator from MS, Republican
- Ron Johnson Senator from WI, Republican
- James C. Justice Senator from WV, Republican
- Tim Kaine Senator from VA, Democratic
- Mark Kelly Senator from AZ, Democratic
- John Kennedy Senator from LA, Republican
- Andy Kim Senator from NJ, Democratic
- Angus S. King Jr. Senator from ME, Independent
- Amy Klobuchar Senator from MN, Democratic
- James Lankford Senator from OK, Republican
- Mike Lee Senator from UT, Republican
- Ben Ray Luján Senator from NM, Democratic
- Cynthia M. Lummis Senator from WY, Republican
- Edward J. Markey Senator from MA, Democratic
- Roger Marshall Senator from KS, Republican
- Mitch McConnell Senator from KY, Republican