Atty. Michael Joseph Mannion

Atty. Michael Joseph Mannion

Michael Joseph Mannion is a lawyer practicing health care, insurance, public finance and 7 other areas of law. Michael received a B.S./B.A. degree from Marquette University in 1989, and has been licensed for 34 years.

Chicago Chicago 34 yrs experience 34 year
Call (872) 270-8380 Book Appointment

Profile Summary

About Michael Joseph Mannion at a glance

Michael Joseph Mannion is a Senior Counsel based in Chicago, Illinois, practicing at Locke Lord LLP. They have 34+ years of legal experience, licensed to practice since 1992. Their practice focuses on family law, government, health care, insurance, and energy. Admitted to practice in Illinois (1992), U.S. District Court, Northern, Central and Southern Districts of Illinois (1992), and U.S. Court of Appeals, Seventh Circuit (1994). Educated at John Marshall Law School (J.D., 1992) and Marquette University (B.S., 1989). Recognitions include BV Distinguished. Active member of Chicago, Sangamon County and Illinois State Bar Associations. Serands clients in Chicago, IL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Michael Joseph Mannion is a lawyer practicing health care, insurance, public finance and 7 other areas of law
  • Michael received a B.S./B.A. degree from Marquette University in 1989, and has been licensed for 34 years
  • Michael practices at Locke Lord LLP in Chicago, IL

Practice Areas Explained

Michael Joseph Mannion's Areas of Practice

Each practice area below reflects the types of cases Michael Joseph Mannion handles, with a brief overview of what that area of law covers.

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Michael Joseph Mannion is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Illinois →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Michael Joseph Mannion is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Illinois →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Michael Joseph Mannion is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in Illinois →

Insurance Law

Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.

Michael Joseph Mannion is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in Illinois →

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

Michael Joseph Mannion is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Illinois →

Jurisdictional Context

Why local counsel matters in Illinois

Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.

Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.

Frequently Asked

Common questions about Michael Joseph Mannion

Where is Michael Joseph Mannion's law office located?
Michael Joseph Mannion's law practice is located in Chicago, Illinois. The firm is Locke Lord LLP. You can contact the office directly through this profile page.
What practice areas does Michael Joseph Mannion handle?
Michael Joseph Mannion focuses on family law, government, health care, insurance, energy. Each practice area listed reflects experience handling cases of that type in Illinois.
How long has Michael Joseph Mannion practiced law?
Michael Joseph Mannion has 34+ years of legal experience and has been licensed since 1992.
Where did Michael Joseph Mannion go to law school?
Michael Joseph Mannion earned their education at (J.D., 1992); (B.S., 1989).
How can I contact Michael Joseph Mannion for a consultation?
You can contact Michael Joseph Mannion directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Michael Joseph Mannion received?
Michael Joseph Mannion's notable recognition includes: BV Distinguished.

Education

J.D.
John Marshall Law School
- 1992
B.S.
Marquette University
- 1989

Awards

BV Distinguished

Bar Admissions

Illinois
Admitted: 1992
U.S. District Court, Northern, Central and Southern Districts of Illinois
Admitted: 1992
U.S. Court of Appeals, Seventh Circuit
Admitted: 1994

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