Atty. William E. Hannan III

Atty. William E. Hannan III

William E. Hannan III is a lawyer practicing construction law, insurance defense, professional liability and 3 other areas of law.

San Francisco San Francisco 57 yrs experience 57 year
Call (424) 279-6274 Book Appointment

Profile Summary

About William E. Hannan III at a glance

William E. Hannan III is a construction, product liability, litigation, insurance, and entertainment attorney based in San Francisco, California. They have 57+ years of legal experience, licensed to practice since 1969. Admitted to practice in Virginia (1969) and California (1974). Educated at University of Virginia (LL.B., 1969) and University of Virginia (B.A., 1966). Serands clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William E. Hannan III is a lawyer practicing construction law, insurance defense, professional liability and 3 other areas of law
  • William received a B.A. degree from University of Virginia in 1966, and has been licensed for 57 years
  • William practices in San Francisco, CA

Practice Areas Explained

William E. Hannan III's Areas of Practice

Each practice area below reflects the types of cases William E. Hannan III handles, with a brief overview of what that area of law covers.

Construction Law

William E. Hannan III is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in California →

Product Liability

William E. Hannan III is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in California →

Civil Litigation

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

William E. Hannan III is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Insurance Law

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

William E. Hannan III is one of 121,912 insurance attorneys indexed nationally. Browse insurance attorneys in California →

Entertainment & Sports Law

Entertainment lawyers for music, film, sports contracts, talent representation, and IP licensing.

William E. Hannan III is one of 45,946 entertainment attorneys indexed nationally. Browse entertainment 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 San Francisco 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 San Francisco or all attorneys in California.

Frequently Asked

Common questions about William E. Hannan III

Where is William E. Hannan III's law office located?
William E. Hannan III's law practice is located in San Francisco, California. You can contact the office directly through this profile page.
What practice areas does William E. Hannan III handle?
William E. Hannan III focuses on construction, product liability, litigation, insurance, entertainment. Each practice area listed reflects experience handling cases of that type in California.
How long has William E. Hannan III practiced law?
William E. Hannan III has 57+ years of legal experience and has been licensed since 1969.
Where did William E. Hannan III go to law school?
William E. Hannan III earned their education at (LL.B., 1969); (B.A., 1966).
How can I contact William E. Hannan III for a consultation?
You can contact William E. Hannan III 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.

Education

LL.B.
University of Virginia
- 1969
B.A.
University of Virginia
- 1966

Bar Admissions

Virginia
Admitted: 1969
California
Admitted: 1974

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