Mike Gierau
Democratic · WY · Wyoming State Senator, District 17
Mike Gierau is the Democratic Wyoming State Senator for District 17 and the Senate minority floor leader. A longtime Jackson small-business owner, he previously served in the Wyoming House, on the Teton County Commission, and on the Jackson Town Council and planning commission.
Where Mike Gierau stands, based on their records
Supports
Healthcare Affordability (2 records), Environment and Public Health (1 record), Public Safety and Crime Control (1 record),
Campaign finance information not available
Track record
Track record — Healthcare Affordability
Healthcare Affordability · 2 support
Voted for House Bill 136, which lets volunteer firefighters and medics join the state health plan with premium help. The Senate passed the bill 23-8 and it became law as chapter 133 of the 2025 session laws.
March 3, 2025Supports Healthcare Affordability
Source: legiscan.com · researched September 10, 2026
The Wyoming Senate Journal records Senator Gierau voting aye on SF0057, a bill creating a state adult hearing-aid program.
February 27, 2024Supports Healthcare Affordability
Source: wyoleg.gov · researched August 20, 2026
Track record — Environment and Public Health
Environment and Public Health · 1 support
Voted for Senate File 15, which lets the state regulate oil and gas waste pits wherever they sit. The Senate passed the bill 23-7 and it became law as chapter 17 of the 2025 session laws.
January 17, 2025Supports Environment and Public Health
Source: legiscan.com · researched September 10, 2026
Track record — Public Safety and Crime Control
Public Safety and Crime Control · 1 support
Voted for Senate File 4, which makes state park rangers and managers peace officers and lets them act outside a park. The Senate passed the bill 21-8 and it became law as chapter 54 of the 2025 session laws.
January 21, 2025Supports Public Safety and Crime Control
Source: legiscan.com · researched September 10, 2026
Track record — Public Education Quality
Public Education Quality · 2 support
Voted for Senate File 34, which counts more school building space when the state pays districts for maintenance. The Senate first refused the House changes, then voted 20-7 to accept them, and the bill became law as 2025 chapter 145.
March 6, 2025Supports Public Education Quality
Source: legiscan.com · researched September 10, 2026
Voted for House Bill 259, which spends about $207 million on school buildings, mostly a new Campbell County high school. The Senate passed the bill 23-8 and it became law as chapter 118 of the 2025 session laws.
March 4, 2025Supports Public Education Quality
Source: legiscan.com · researched September 10, 2026
Track record — Civil Rights
Civil Rights · 2 support
Vote Smart records Mike Gierau voting nay on HB 126, a bill prohibiting abortion after detection of a fetal heartbeat.
March 4, 2026Supports Civil Rights
Source: wyoleg.gov · researched August 20, 2026
Voted for Senate File 16, which requires the state to notify tribal governments about nearby industrial projects. The Senate passed the bill 17-13 and it became law as chapter 18 of the 2025 session laws.
January 17, 2025Supports Civil Rights
Source: legiscan.com · researched September 10, 2026
Track record — General
General · 10 records
Voted against Senate File 70, which funds 24 water projects for 2026 and sets a deadline on the Alkali Creek Reservoir. The Senate agreed to the House changes 21-10 and the bill became law as chapter 73 of the 2026 session laws.
March 4, 2026
Source: legiscan.com · researched September 10, 2026
Voted against Senate File 8, which makes crossing county or state lines to evade police or continue a crime a separate offense. The Senate passed the bill 17-13 and it became law as chapter 12 of the 2026 session laws.
February 16, 2026
Source: legiscan.com · researched September 10, 2026
Voted against Senate File 44, which requires University of Wyoming and community college students to play sports by biological sex. The Senate agreed to the House changes 23-8 and the bill became law as chapter 144 of the 2025 session laws.
March 5, 2025
Source: legiscan.com · researched September 11, 2026
Voted against overriding the governor's veto of House Bill 36, which extends the Hathaway scholarship to short job-training programs. The Senate voted 23-8 to override, above the two thirds it needed, and the bill became law as chapter 125 of the 2025 session laws.
March 5, 2025
Source: legiscan.com · researched September 10, 2026
Voted against overriding the governor's veto of House Bill 64, which requires an ultrasound at least 48 hours before a medication abortion. The Senate voted 22-9 to override, above the two thirds it needed, and the bill became law as chapter 126 of the 2025 session laws.
March 5, 2025
Source: legiscan.com · researched September 10, 2026
Voted against overriding the governor's veto of Senate File 132, which bans drone flights over critical infrastructure. The Senate voted 23-8 to override, above the two thirds it needed, and the bill became law as chapter 112 of the 2025 session laws.
March 4, 2025
Source: legiscan.com · researched September 10, 2026
Voted against House Bill 62, which widens the prostitution law to cover sexual touching, not just sexual intrusion. The Senate passed the bill 17-14 and it became law as chapter 163 of the 2025 session laws.
March 3, 2025
Source: legiscan.com · researched September 10, 2026
Voted against House Bill 116, which makes out-of-state driver's licenses held by people without lawful immigration status invalid. The Senate passed the bill 22-8 and it became law as chapter 83 of the 2025 session laws.
February 24, 2025
Source: legiscan.com · researched September 9, 2026
Voted against House Bill 42, which requires clinics that perform surgical abortions to hold a surgical center license. The Senate passed the bill 24-7 and it became law as chapter 46 of the 2025 session laws.
February 21, 2025
Source: legiscan.com · researched September 9, 2026
The Institute for Legislative Analysis scorecard records Mike Gierau supporting HB 4, which expanded eligibility for Wyoming property-tax credits.
February 1, 2024
Source: analysis.limitedgov.org · researched August 20, 2026
Race Mike Gierau is in:
- STATE SENATOR 17 · November 3, 2026 · State Senate District 17; Wyoming · incumbent
Past race Mike Gierau ran in:
- Wyoming State Senator District 17 · August 18, 2026 · State Senate District 17; Wyoming · incumbent
Profile last researched September 8, 2026.