John C. O'Brien
Republican · MI
John C. O'Brien is a Republican candidate for the Michigan House of Representatives in District 85, challenging incumbent Bradley Slagh in the August 2026 primary.
Campaign Finance Information — State Representative District 85
Campaign Finance Information · State Representative District 85 · August 4, 2026
Data last updated July 27, 2026
- Raised
- $0
Source: Michigan Campaign Finance · 2026 cycle
Track record
General
· 2 records
Earned the Internal Revenue Service Enrolled Agent designation in November 2016 after passing the three-part examination, holding unlimited rights to represent taxpayers before the IRS; he also held a Michigan insurance producer license from April 1985 to October 2022, earned the Certified Insurance Counselor designation in 2009, was a Registered Securities Principal from 1991 to 2000, and received a Bachelor of Science in Economics from Grand Valley State University in 1982, per his professional biography page verified live on 2026-07-23.
July 23, 2026
Source: obrientax.net · researched July 24, 2026
Founded O'Brien Tax Service in Hudsonville, Michigan in 2008 as an IRS Authorized Electronic Return Originator; the firm was part of his independent insurance agency until that agency was sold in 2011 and has operated since as a sole proprietorship, per the business history page verified live on 2026-07-23.
July 23, 2026
Source: obrientax.net · researched July 24, 2026
Elections
- State Representative District 85 · August 4, 2026 · State House District 85; Michigan
Profile last researched July 17, 2026.