Atty. Gregory Lee Dillion

Atty. Gregory Lee Dillion

Gregory Lee Dillion is a lawyer practicing business litigation, construction litigation, insurance law and 7 other areas of law. Gregory received a B.A. degree from Cornell University in 1977, and has been licensed for 46 years.

Newport Beach Newport Beach 46 yrs experience 46 year
Call (626) 268-1613 Book Appointment

Profile Summary

About Gregory Lee Dillion at a glance

Gregory Lee Dillion is a Partner based in Newport Beach, California, practicing at Newmeyer And Dillion Llp. They have 46+ years of legal experience, licensed to practice since 1980. Their practice focuses on business, real estate, construction, estate litigation, and litigation. Admitted to practice in California (1980), U.S. District Court, Central and Northern Districts of California and U.S Court of Appeals, Ninth Ci (1980), U.S. District Court, Southern District of California (1981), and U.S. District Court, Eastern District of California (1981). Educated at University of Texas (J.D., 1980) and Cornell University (B.A., 1977). Recognitions include AV Preeminent. Active member of Orange County Bar Association State Bar of California. Serands clients in Newport Beach, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Gregory Lee Dillion is a lawyer practicing business litigation, construction litigation, insurance law and 7 other areas of law
  • Gregory received a B.A. degree from Cornell University in 1977, and has been licensed for 46 years
  • Gregory practices at Newmeyer & Dillion LLP in Newport Beach, CA

Practice Areas Explained

Gregory Lee Dillion's Areas of Practice

Each practice area below reflects the types of cases Gregory Lee Dillion 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.

Gregory Lee Dillion is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Real Estate Law

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

Gregory Lee Dillion is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in California →

Construction Law

Gregory Lee Dillion is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in California →

Estate & Trust Litigation

Gregory Lee Dillion is one of 20,023 estate litigation attorneys indexed nationally. Browse estate litigation attorneys in California →

Civil Litigation

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

Gregory Lee Dillion is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Newport Beach 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 andnue, 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 Newport Beach or all attorneys in California.

Frequently Asked

Common questions about Gregory Lee Dillion

Where is Gregory Lee Dillion's law office located?
Gregory Lee Dillion's law practice is located in Newport Beach, California. The firm is Newmeyer And Dillion Llp. You can contact the office directly through this profile page.
What practice areas does Gregory Lee Dillion handle?
Gregory Lee Dillion focuses on business, real estate, construction, estate litigation, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has Gregory Lee Dillion practiced law?
Gregory Lee Dillion has 46+ years of legal experience and has been licensed since 1980.
Where did Gregory Lee Dillion go to law school?
Gregory Lee Dillion earned their education at (J.D., 1980); (B.A., 1977).
How can I contact Gregory Lee Dillion for a consultation?
You can contact Gregory Lee Dillion 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 Gregory Lee Dillion received?
Gregory Lee Dillion's notable recognition includes: AV Preeminent.

Education

J.D.
University of Texas
- 1980
B.A.
Cornell University
- 1977

Awards

AV Preeminent

Bar Admissions

California
Admitted: 1980
U.S. District Court, Central and Northern Districts of California and U.S Court of Appeals, Ninth Ci
Admitted: 1980
U.S. District Court, Southern District of California
Admitted: 1981
U.S. District Court, Eastern District of California
Admitted: 1981
U.S. Supreme Court
Admitted: 1986
Colorado
Admitted: 2000
Texas
Admitted: 2003

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