Representative
Bryan Posthumus
| Seat | House District 90 |
|---|---|
| Party | Republican |
| Capitol office | Room H-153 · Capitol Building |
| Mailing address | Room H-153, Capitol Building 100 N. Capitol Ave., Lansing, MI 48933 |
| Capitol phone | 517-373-0830 |
| Write to | BryanPosthumus@house.mi.gov (office address in the official directory) |
| Hometown | Rockford |
| Tenure | Serving since January 1, 2021 |
| Term limited | 2032 |
Committees 6
- House Oversight Committee Alternate standing
- House Rules and Procedures of the State Board of Canvassers and the Bureau of Elections Select Committee Republican vice chair select
- House Finance Committee standing
- House Fiscal Agency Governing Committee standing
- House Insurance Committee standing
- House Rules Committee standing
Bills, 2025 to 2026 session 31 as principal author · 88 as coauthor
- MeasureTitleStatusMomentum
- HB 4724Property: conveyance of state property; transfer of certain state-owned property in Kent County; provide for. Creates…Enacted100
- HB 4805Children: other; rolling average amount for disbursement under the children's trust fund; increase. Amends sec. 1 of…Enacted100
- HB 4808Civil rights: open meetings; the children trust Michigan state board; allow to meet remotely under the open meetings…Enacted100
- HCR 6A concurrent resolution to prescribe the legislative schedule.Enacted100
- HCR 5A concurrent resolution providing for a joint convention of the House of Representatives and Senate.Enacted100
- HR 242A resolution to declare February 6, 2026, as Reagan Day in the state of Michigan.Enacted100
- HCR 4A concurrent resolution providing for the final adjournment of the Legislature.Enacted100
- HR 220A resolution to declare November 13, 2025, as Made In Michigan Day in the state of Michigan.Enacted100
- HR 1A resolution to prescribe the Standing Rules for the 2025-2026 session of the House of Representatives.Enacted100
- HR 2A resolution to provide for Rachelle Smit to be Speaker Pro Tempore of the House of Representatives for the One Hundred…Enacted100
- HR 3A resolution to provide for Scott E. Starr to be the Clerk of the House of Representatives for the One Hundred Third…Enacted100
- HR 4A resolution to fix the hour for daily sessions.Enacted100
- HR 5A resolution to direct the Clerk to notify the Governor that the House of Representatives has assembled and is ready to…Enacted100
- HR 6A resolution to direct the Clerk to notify the Senate that the House of Representatives has assembled and is ready to…Enacted100
- HB 4806Children: child abuse or child neglect; reference to the state child abuse and neglect prevention board; update in the…Out of committee57
All 31 bills as principal author ›
Coauthor of HB 4350, HB 4420, HB 5092, HR 131, HR 14, HR 160, HR 170, HR 175, HR 188, HR 189, HR 191, HR 196 and 76 more.
Bills and sponsors: Open States bulk data (public domain dedication), 2026-11-public.pgdump; status is read from the official actions. About the momentum score
Effectiveness 103rd Legislature, 2025 to 2026
62nd percentile
| Bills & joint resolutions authored | 19 |
|---|---|
| … passed committee / chamber / both | 9 / 7 / 3 |
| … became law | 3 |
| Carried in the other chamber (became law) | 0 (0) |
| Points vs. House majority average | 44 ÷ 39.98 = 1.10 |
| Most-authored topics | Business, jobs & the economy (8), State government & agencies (8), Children, families & social services (4) |
House 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
- Angela Rigas RHouse 79 52
- Tom Kunse RHouse 100 46
- Greg Alexander RHouse 98 40
- Pat Outman RHouse 91 40
- Ken Borton RHouse 105 39
- Brian BeGole RHouse 71 37
- Jay DeBoyer RHouse 63 37
- Jason Woolford RHouse 50 36
- Matt Maddock RHouse 51 35
- Mike Hoadley RHouse 99 35
“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 90
- Counties
- Kent
- Find your district
- Who represents me?
- Senate members sharing a county
- Thomas Albert (18), Aric Nesbitt (20), Winnie Brinks (29), Mark Huizenga (30), Rick Outman (33)
Official district map: see the official House 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 Michigan Lobby Guide.
A reported expenditure is a legal, disclosed activity and does not imply wrongdoing.
Source
Copied from https://gophouse.org/member/repbryanposthumus/about on November 2, 2026, through Open States people data (CC0), checked against official legislature rosters. Not endorsed by the Michigan House of Representatives.