Representative
David Steffen
| Seat | Assembly District 4 |
|---|---|
| Party | Republican |
| Capitol office | Room 323 North · State Capitol |
| Mailing address | State Capitol Room 323 North, P.O. Box 8953, Madison, WI 53708 |
| Capitol phone | 608-237-9104 |
| Legislative assistant | Nicole Walentowski-Domokos |
| Write to | rep.steffen@legis.wisconsin.gov (official address) |
| Hometown | Howard |
| Tenure | Serving since January 5, 2015 |
| Term limited | No term limits |
Committees 4
Bills, 2025 to 2026 session 142 as principal author · 0 as coauthor
- MeasureTitleStatusMomentum
- AJR 11Relating to: honoring the life and public service of Representative Jim Soletski.Enacted100
- AB 604Relating to: coverage under the Medical Assistance program for incarcerated individuals. (FE)Enacted100
- AB 130Relating to: exempting certain persons from PFAS enforcement actions under the spills law. (FE)Enacted100
- AB 131Relating to: programs and requirements to address PFAS.Enacted100
- AB 320Relating to: increasing certain court fees and surcharges and indexing those amounts for inflation. (FE)Enacted100
- AB 530Relating to: the operation of drones over school property and providing a penalty.Enacted100
- AB 670Relating to: exempting persons engaged in certain contract research services from the sales and use tax. (FE)Enacted100
- AB 907Relating to: requirements for state lottery drawings. (FE)Enacted100
- AB 659Relating to: tuition and fee remission or grants for certain veterans and their dependents enrolled in the University…Enacted100
- AB 778Relating to: eligibility for the Transform Milwaukee Jobs program and the Transitional Jobs program. (FE)Enacted100
- AB 223Relating to: residency requirements for persons circulating nomination papers or recall petitions.Enacted100
- AB 443Relating to: increasing the maximum fee for court costs collectible in a municipal court action. (FE)Enacted100
- AB 543Relating to: the sales tax exemption for memberships sold to real estate brokers. (FE)Enacted100
- AB 61Relating to: injuring or killing a police or fire animal and providing a penalty.Enacted100
- AB 78Relating to: impoundment of vehicles used in certain reckless driving offenses. (FE)Enacted100
All 142 bills as principal author ›
Bills and sponsors: Open States bulk data (public domain dedication), 2026-10-public.pgdump; status is read from the official actions. About the momentum score
Effectiveness 2025 to 2026 session
61st percentile
| Bills & joint resolutions authored | 142 |
|---|---|
| … passed committee / chamber / both | 100 / 56 / 40 |
| … became law | 26 |
| Carried in the other chamber (became law) | 0 (0) |
| Points vs. Assembly majority average | 422 ÷ 427.57 = 0.99 |
| Most-authored topics | State government & agencies (29), Criminal justice & public safety (26), Business, jobs & the economy (23) |
Assembly rankings · How the score works. A count of bill progress, not a judgment of the member's work.
Closest allies co-authorship, 2025 to 2026
Most bills written together
- Jerry O'Connor RAssembly 60 98
- Barbara Dittrich RAssembly 99 95
- Jeff Mursau RAssembly 36 91
- Dan Knodl RAssembly 24 85
- Dave Murphy RAssembly 56 82
- Elijah Behnke RAssembly 6 76
- Rob Kreibich RAssembly 28 75
- Rick Gundrum RAssembly 58 67
- Jim Piwowarczyk RAssembly 98 64
- Chuck Wichgers RAssembly 84 58
“Written together” = 2025 to 2026 session bills and joint resolutions on which both are principal author or coauthor (measures with more than 60 sponsors are left out). Sharing bills does not imply a personal or political alliance.
District 4
- Counties
- Brown, Oconto
- Find your district
- Who represents me?
- Senate members sharing a county
- André Jacque (1), Eric Wimberger (2), Mary Felzkowski (12), Jamie Wall (30)
Official district map: see the official Assembly page.
Lobbyist reports naming this member 2025 to 2026
No lobbyist expenditure reports naming this member are in our data.
Registered lobbyists and the organizations they represent are on our sister site, the Wisconsin Lobby Guide.
A reported expenditure is a legal, disclosed activity and does not imply wrongdoing.
Source
Copied from https://docs.legis.wisconsin.gov/2025/legislators/assembly/2789 on November 2, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the Wisconsin State Assembly.