Atty. Duane William Grummer

Atty. Duane William Grummer

Duane William Grummer is a lawyer practicing appellate litigation, personal injury, contracts & agreements and 1 other area of law. Duane received a B.S. degree from Iowa State University in 1968, and has been licensed for 53 years.

San Francisco San Francisco 53 Years Experience 53 year
Call (424) 600-2926

Profile Summary

About Duane William Grummer at a glance

Duane William Grummer is a Founding Partner based in San Francisco, California, practicing at Lynch, Gilardi & Grummer A Professional Corporation. They have 53+ years of legal experience, licensed to practice since 1973. Their practice focuses on contracts, personal injury, construction, and appellate. Admitted to practice in Missouri (1973) and California (1974). Educated at University of Missouri (J.D., 1973) and Iowa State University (B.S. Civil, 1968). Recognitions include AV Preeminent. Active member of The Bar Association of San Francisco State Bar of California The Missouri Bar American Bar Association Association of Defense Trial Attorneys (Member, Executive Council) Defense Research Institute Association of Defense Counsel, Northern California. Serves clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Duane William Grummer is a lawyer practicing appellate litigation, personal injury, contracts & agreements and 1 other area of law
  • Duane received a B.S. degree from Iowa State University in 1968, and has been licensed for 53 years
  • Duane practices at Lynch, Gilardi & Grummer A Professional Corporation in San Francisco, CA

Practice Areas Explained

Duane William Grummer's Areas of Practice

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

Contracts

Duane William Grummer is one of 67,443 contracts attorneys indexed nationally. Browse contracts attorneys in California →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

Duane William Grummer is one of 238,048 personal injury attorneys indexed nationally. Browse personal injury attorneys in California →

Construction Law

Duane William Grummer is one of 36,357 construction attorneys indexed nationally. Browse construction attorneys in California →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

Duane William Grummer is one of 77,587 appellate attorneys indexed nationally. Browse appellate 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 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 San Francisco or all attorneys in California.

Frequently Asked

Common questions about Duane William Grummer

Where is Duane William Grummer's law office located?
Duane William Grummer's law practice is located in San Francisco, California. The firm is Lynch, Gilardi & Grummer A Professional Corporation. You can contact the office directly through this profile page.
What practice areas does Duane William Grummer handle?
Duane William Grummer focuses on contracts, personal injury, construction, appellate. Each practice area listed reflects experience handling cases of that type in California.
How long has Duane William Grummer practiced law?
Duane William Grummer has 53+ years of legal experience and has been licensed since 1973.
Where did Duane William Grummer go to law school?
Duane William Grummer earned their education at (J.D., 1973); (B.S. Civil, 1968).
How can I contact Duane William Grummer for a consultation?
You can contact Duane William Grummer 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 Duane William Grummer received?
Duane William Grummer's notable recognition includes: AV Preeminent.

Education

J.D.
University of Missouri
- 1973
B.S. Civil
Iowa State University
- 1968

Awards

AV Preeminent

Bar Admissions

Missouri
Admitted: 1973
California
Admitted: 1974

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