Atty. Mark Owen Cooper

Atty. Mark Owen Cooper

Mr. Mark Owen Cooper is a lawyer practicing commercial, business law, commercial litigation and 1 other area of law.

Winter Park Winter Park 54 yrs experience 54 year
Call (689) 229-2298 Book Appointment

Profile Summary

About Mark Owen Cooper at a glance

Mark Owen Cooper is a Member based in Winter Park, Florida, practicing at O'Neill, Liebman & Cooper, P.A.. They have 54+ years of legal experience, licensed to practice since 1972. Their practice focuses on business, litigation, and landlord/tenant. Admitted to practice in Florida (1972), U.S. Court of Appeals, Fifth Circuit and U.S. District Court, Middle District of Florida (1972), and U.S. Supreme Court (1975). Educated at University of Georgia School of Law (J.D., 1972) and Indiana University (A.B., 1968). Recognitions include AV Preeminent. Active member of Orange County Bar Association The Florida Bar. Serands clients in Winter Park, FL and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Mark Owen Cooper is a lawyer practicing commercial, business law, commercial litigation and 1 other area of law
  • Mark received a A.B. degree from Indiana University in 1968, and has been licensed for 54 years
  • Mark practices at O'Neill, Liebman & Cooper, P.A. in Winter Park, FL

Practice Areas Explained

Mark Owen Cooper's Areas of Practice

Each practice area below reflects the types of cases Mark Owen Cooper handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark Owen Cooper is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Florida →

Civil Litigation

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

Mark Owen Cooper is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Florida →

Landlord & Tenant

Landlord-tenant attorneys for evictions, lease disputes, security deposits, and habitability claims.

Mark Owen Cooper is one of 22,365 landlord/tenant attorneys indexed nationally. Browse landlord/tenant attorneys in Florida →

Jurisdictional Context

Why local counsel matters in Florida

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

Looking for additional Florida attorneys? Browse all attorneys in Winter Park or all attorneys in Florida.

Frequently Asked

Common questions about Mark Owen Cooper

Where is Mark Owen Cooper's law office located?
Mark Owen Cooper's law practice is located in Winter Park, Florida. The firm is O'Neill, Liebman & Cooper, P.A.. You can contact the office directly through this profile page.
What practice areas does Mark Owen Cooper handle?
Mark Owen Cooper focuses on business, litigation, landlord/tenant. Each practice area listed reflects experience handling cases of that type in Florida.
How long has Mark Owen Cooper practiced law?
Mark Owen Cooper has 54+ years of legal experience and has been licensed since 1972.
Where did Mark Owen Cooper go to law school?
Mark Owen Cooper earned their education at (J.D., 1972); (A.B., 1968).
How can I contact Mark Owen Cooper for a consultation?
You can contact Mark Owen Cooper 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 Mark Owen Cooper received?
Mark Owen Cooper's notable recognition includes: AV Preeminent.

Education

J.D.
University of Georgia School of Law
- 1972
A.B.
Indiana University
- 1968

Awards

AV Preeminent

Bar Admissions

Florida
Admitted: 1972
U.S. Court of Appeals, Fifth Circuit and U.S. District Court, Middle District of Florida
Admitted: 1972
U.S. Supreme Court
Admitted: 1975

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