Administrative / Regulatory Law Bet-the-Company Litigation Commercial Litigation Gaming Law Government Relations Practice
Peter H. Ellsworth
Awarded Practice Areas
Biography
Peter Ellsworth has a depth of experience in state administrative law and litigation; commercial litigation; public utility regulation; hospital and health care regulation; gaming; insurance; elections and campaign finance; administrative litigation and judicial appeals; and commercial regulatory matters. He has counseled property and casualty insurance companies in litigation over credit scoring and has counseled gubernatorial campaigns. He has drafted and defended the validity of constitutional amendment on gaming and has provided counsel to Michigan Chamber of Commerce in litigation to block “Reform Government Now” constitutional amendments. Peter provided legal counsel to former Governor Milliken, the longest serving governor in Michigan history.
Overview
- University of Virginia, J.D., graduated 1973
- University of Virginia, J.D., graduated 1973
Client Testimonials
Awards & Focus

Named "Lawyer of the Year" by Best Lawyers® for:
- Administrative / Regulatory Law, Lansing (2024)
- Administrative / Regulatory Law, Lansing (2021)
- Government Relations Practice, Lansing (2020)
- Government Relations Practice, Lansing (2017)
- Administrative / Regulatory Law, Lansing (2016)
- Government Relations Practice, Lansing (2014)
- Gaming Law, Lansing (2013)
- Bet-the-Company Litigation, Lansing (2009)
Recognized in The Best Lawyers in America® 2026 for work in:
- Administrative / Regulatory Law
- Bet-the-Company Litigation
- Commercial Litigation
- Gaming Law
- Government Relations Practice
Special Focus:
- Administrative
News & Media
Publications
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