Atty. William E. Bonano

Atty. William E. Bonano

William E. Bonano is a lawyer practicing tax, federal tax controversy & tax policy, international tax and 2 other areas of law.

San Francisco San Francisco 50 Years Experience 50 year
Call (628) 266-5125

Profile Summary

About William E. Bonano at a glance

William E. Bonano is a Partner based in San Francisco, California, practicing at Pillsbury Winthrop Shaw Pittman LLP. They have 50+ years of legal experience, licensed to practice since 1976. Their practice focuses on irs, tax, international tax, and litigation. Admitted to practice in Washington (Inactive) (1976) and California (1977). Educated at University of Washington School of Law (J.D., 1976) and California State Polytechnic University (B.S., 1972). Recognitions include AV Preeminent. Serves clients in San Francisco, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William E. Bonano is a lawyer practicing tax, federal tax controversy & tax policy, international tax and 2 other areas of law
  • William received a B.S. degree from California State Polytechnic University in 1972, and has been licensed for 50 years
  • William practices at Pillsbury Winthrop Shaw Pittman LLP in San Francisco, CA

Practice Areas Explained

William E. Bonano's Areas of Practice

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

IRS Disputes & Audits

William E. Bonano is one of 2,688 irs attorneys indexed nationally. Browse irs attorneys in California →

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

William E. Bonano is one of 77,130 tax attorneys indexed nationally. Browse tax attorneys in California →

International Tax

William E. Bonano is one of 1,573 international tax attorneys indexed nationally. Browse international tax attorneys in California →

Civil Litigation

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

William E. Bonano is one of 409,070 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 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 William E. Bonano

Where is William E. Bonano's law office located?
William E. Bonano's law practice is located in San Francisco, California. The firm is Pillsbury Winthrop Shaw Pittman LLP. You can contact the office directly through this profile page.
What practice areas does William E. Bonano handle?
William E. Bonano focuses on irs, tax, international tax, litigation. Each practice area listed reflects experience handling cases of that type in California.
How long has William E. Bonano practiced law?
William E. Bonano has 50+ years of legal experience and has been licensed since 1976.
Where did William E. Bonano go to law school?
William E. Bonano earned their education at (J.D., 1976); (B.S., 1972).
How can I contact William E. Bonano for a consultation?
You can contact William E. Bonano 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 William E. Bonano received?
William E. Bonano's notable recognition includes: AV Preeminent.

Education

J.D.
University of Washington School of Law
- 1976
B.S.
California State Polytechnic University
- 1972

Awards

AV Preeminent

Bar Admissions

Washington (Inactive)
Admitted: 1976
California
Admitted: 1977

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