Atty. Robert Donnelly Thornton

Atty. Robert Donnelly Thornton

Mr. Robert Donnelly Thornton is a lawyer practicing environmental law, natural resources, zoning and 4 other areas of law.

Irvine Irvine 50 Years Experience 50 year
Call (949) 535-1249

Profile Summary

About Robert Donnelly Thornton at a glance

Robert Donnelly Thornton is a Partner based in Irvine, California, practicing at Nossaman LLP. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on real estate, zoning, and environmental. Admitted to practice in California (1976) and District of Columbia (1978). Educated at University of San Francisco School of Law (J.D., 1976) and University of California, Berkeley (B.A., 1972). Recognitions include AV Preeminent. Serves clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Robert Donnelly Thornton is a lawyer practicing environmental law, natural resources, zoning and 4 other areas of law
  • Robert received a B.A. degree from University of California, Berkeley in 1972, and has been licensed for 50 years
  • Robert practices at Nossaman LLP in Irvine, CA

Practice Areas Explained

Robert Donnelly Thornton's Areas of Practice

Each practice area below reflects the types of cases Robert Donnelly Thornton handles, with a brief overview of what that area of law covers.

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Robert Donnelly Thornton is one of 286,061 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Land Use & Zoning

Robert Donnelly Thornton is one of 36,102 zoning attorneys indexed nationally. Browse zoning attorneys in California →

Environmental Law

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

Robert Donnelly Thornton is one of 50,776 environmental attorneys indexed nationally. Browse environmental attorneys in California →

Jurisdictional Context

Why local counsel matters in California

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

Looking for additional California attorneys? Browse all attorneys in Irvine or all attorneys in California.

Frequently Asked

Common questions about Robert Donnelly Thornton

Where is Robert Donnelly Thornton's law office located?
Robert Donnelly Thornton's law practice is located in Irvine, California. The firm is Nossaman LLP. You can contact the office directly through this profile page.
What practice areas does Robert Donnelly Thornton handle?
Robert Donnelly Thornton focuses on real estate, zoning, environmental. Each practice area listed reflects experience handling cases of that type in California.
How long has Robert Donnelly Thornton practiced law?
Robert Donnelly Thornton has 50+ years of legal experience and has been licensed since 1976.
Where did Robert Donnelly Thornton go to law school?
Robert Donnelly Thornton earned their education at (J.D., 1976); (B.A., 1972).
How can I contact Robert Donnelly Thornton for a consultation?
You can contact Robert Donnelly Thornton 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 Robert Donnelly Thornton received?
Robert Donnelly Thornton's notable recognition includes: AV Preeminent.

Education

J.D.
University of San Francisco School of Law
- 1976
B.A.
University of California, Berkeley
- 1972

Awards

AV Preeminent

Bar Admissions

California
Admitted: 1976
District of Columbia
Admitted: 1978

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