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.
Federal Tax Controversy & Tax Policy & More Attorney · Serving San Francisco, CA · 50+ Years Experience
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.
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About William E. Bonano
- 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 Legal Practice
Each practice area below reflects the types of cases William E. Bonano handles, with a practical overview of what that area of law involves and how it may apply to your situation in San Francisco.
IRS Disputes & Audits in San Francisco
William E. Bonano is one of 2,897 irs attorneys indexed nationally. Browse irs attorneys in California →
Tax Law in San Francisco
Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.
William E. Bonano is one of 84,606 tax attorneys indexed nationally. Browse tax attorneys in California →
International Tax in San Francisco
William E. Bonano is one of 1,680 international tax attorneys indexed nationally. Browse international tax attorneys in California →
Civil Litigation in San Francisco
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
William E. Bonano is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in California →
Jurisdictional Context
Why Local Counsel Matters in San Francisco
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.
San Francisco Courts and Legal Process
Choosing a San Francisco-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional California attorneys? Browse all attorneys in San Francisco or all attorneys in California.
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Professional Profile
Why Clients in San Francisco Choose William E. Bonano
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish William E. Bonano's practice in the field of irs, tax, international tax, and litigation.
Decade-Tested Legal Experience
William E. Bonano brings 50+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in Washington (Inactive) and California, William E. Bonano can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering irs, tax, and international tax, William E. Bonano can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in San Francisco
A San Francisco-based practice means William E. Bonano attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues William E. Bonano Handles in San Francisco
Below is a representative sample of the types of matters William E. Bonano has experience with under California law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact William E. Bonano directly to discuss the specifics of your situation.
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How People Find William E. Bonano Online
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William E. Bonano's Practice Areas & Specializations
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