Atty. Michael James O'Callaghan

Atty. Michael James O'Callaghan

Michael James O'Callaghan is a lawyer practicing administrative law/regulatory law, environmental law, federal court litigation and 3 other areas of law. Michael received a A.B. degree from University of Michigan in 1986, and has been licensed for 36 years.

Columbus Columbus 36 yrs experience 36 year
Call (614) 803-9948 Book Appointment

Profile Summary

About Michael James O'Callaghan at a glance

Michael James O'Callaghan is a Partner based in Columbus, Ohio, practicing at Shumaker, Loop & Kendrick, LLP. They have 36+ years of legal experience, licensed to practice since 1990. Their practice focuses on employment, litigation, environmental, and government. Admitted to practice in Ohio United States District Court Northern and Southern Districts of Ohio United States Court of App (1990). Educated at University of Detroit Law School (J.D., 1989) and University of Michigan (A.B., 1986). Recognitions include Peer Reviewed. Active member of Professional and Community Affiliations •Columbus Bar Association •Ohio State Bar Association •American Bar Association. Serands clients in Columbus, OH and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Michael James O'Callaghan is a lawyer practicing administrative law/regulatory law, environmental law, federal court litigation and 3 other areas of law
  • Michael received a A.B. degree from University of Michigan in 1986, and has been licensed for 36 years
  • Michael practices at Shumaker, Loop & Kendrick, LLP in Columbus, OH

Practice Areas Explained

Michael James O'Callaghan's Areas of Practice

Each practice area below reflects the types of cases Michael James O'Callaghan handles, with a brief overview of what that area of law covers.

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Michael James O'Callaghan is one of 169,120 employment attorneys indexed nationally. Browse employment attorneys in Ohio →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Michael James O'Callaghan is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Ohio →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Michael James O'Callaghan is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Ohio →

Government & Administrative Law

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

Michael James O'Callaghan is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Ohio →

Jurisdictional Context

Why local counsel matters in Ohio

Practicing law in Ohio. Legal matters in Ohio are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Columbus are typically filed in the local municipal court or the appropriate Ohio state district court, depending on subject matter and amount in controversy. An attorney licensed in Ohio 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 Ohio courts without local counsel or pro hac vice admission.

Looking for additional Ohio attorneys? Browse all attorneys in Columbus or all attorneys in Ohio.

Frequently Asked

Common questions about Michael James O'Callaghan

Where is Michael James O'Callaghan's law office located?
Michael James O'Callaghan's law practice is located in Columbus, Ohio. The firm is Shumaker, Loop & Kendrick, LLP. You can contact the office directly through this profile page.
What practice areas does Michael James O'Callaghan handle?
Michael James O'Callaghan focuses on employment, litigation, environmental, government. Each practice area listed reflects experience handling cases of that type in Ohio.
How long has Michael James O'Callaghan practiced law?
Michael James O'Callaghan has 36+ years of legal experience and has been licensed since 1990.
Where did Michael James O'Callaghan go to law school?
Michael James O'Callaghan earned their education at (J.D., 1989); (A.B., 1986).
How can I contact Michael James O'Callaghan for a consultation?
You can contact Michael James O'Callaghan 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 James O'Callaghan received?
Michael James O'Callaghan's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Detroit Law School
- 1989
A.B.
University of Michigan
- 1986

Awards

Peer Reviewed

Bar Admissions

Ohio United States District Court Northern and Southern Districts of Ohio United States Court of App
Admitted: 1990

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