PJ

Phillip J. DeRosier

Detroit, MI

Trusted appellate attorney serving Detroit.

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Phillip J. DeRosier is an attorney based in Detroit, MICHIGAN. The practice focuses on Appellate.

Based in
Detroit, MICHIGAN
Experience
attorney
Known for
Appellate
  • Handles Appellate matters from Detroit, MICHIGAN.
  • Recognized with Lawyer of the Year — Appellate Practice (Detroit) (2026).

About Phillip J. DeRosier: Phillip J. DeRosier is an attorney based in Detroit, MICHIGAN. The practice focuses on Appellate.

Areas of practice

Practice focus

Phillip J. DeRosier represents clients in Detroit, Michigan across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About Phillip J. DeRosier

Phil DeRosier has nearly 20 years’ experience representing industry-leading corporations, banks, insurance companies, and individuals in the Michigan Supreme Court, Michigan Court of Appeals, and U.S. Courts of Appeals. Phil has briefed and argued a wide variety of appeals, ranging from commercial contracts to insurance to business torts. He also devotes a significant part of his practice to briefing dispositive motions and working with trial counsel on pre- and post-trial motions, jury instructions, and preserving issues for appeal.

Phil is a past Chair of the Governing Council of the State Bar of Michigan’s Appellate Practice Section, and is consistently recognized in Best Lawyers and Michigan Super Lawyers in the area of appellate practice. Phil is co-chair of the Michigan Appellate Bench Bar Conference and a contributing author to the Institute for Continuing Legal Education’s Michigan Appellate Handbook. Before joining the firm, Phil served as a law clerk for former Michigan Supreme Court Chief Justice Robert P. Young, Jr., and was a staff attorney at the Michigan Court of Appeals.

Credentials

Education

  • Western Michigan University

    J.D. · 1996

  • Michigan State University

    BA · 1993

Jurisdictions

Bar admissions

  • Michigan, State Bar

    ACTIVE

Recognition

Awards & honors

  • Lawyer of the Year — Appellate Practice (Detroit)

    2026

  • Lawyer of the Year — Appellate Practice (Detroit)

    2024

  • Lawyer of the Year — Appellate Practice (Detroit)

    2021

  • Lawyer of the Year — Appellate Practice (Detroit)

    2018

  • Best Lawyers in America — Appellate Practice

    2026

  • Best Lawyers in America — Awards:

    2026

  • Best Lawyers in America — Thomas M. Cooley Law Review's Distinguished Brief Award, 2009

    2026

Locations

Office locations

Main office

500 Woodward Avenue, Suite 4000

Detroit, Michigan 48226-3425

Open in Google Maps

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Client reviews

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Frequently asked

Common questions

  • What areas of law does Phillip J. DeRosier practice?

    Phillip J. DeRosier focuses on Appellate.

  • Where is Phillip J. DeRosier located?

    Phillip J. DeRosier primarily serves clients in Detroit, Michigan, with an office at 500 Woodward Avenue, Suite 4000.

  • Is Phillip J. DeRosier a verified attorney?

    Phillip J. DeRosier's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Phillip J. DeRosier?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 313-223-3500.