Atty. Anthony B. Leuin
Anthony B. Leuin is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Insurance Law.
Commercial Litigation & More Attorney · Serving San Francisco, CA
Profile Summary
About Anthony B. Leuin at a Glance
Anthony B. Leuin is a business, litigation, and insurance attorney based in San Francisco, California, practicing at Shartsis Friese Llp. Educated at Yale University (J.D., 1980). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Insurance Law (2026), and Best Lawyers in America — Additional Areas of Practice: (2026). Serves clients in San Francisco, CA and the surrounding metropolitan area.
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About Anthony B. Leuin
- Anthony B. Leuin is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Insurance Law
- Anthony B., who practices law in San Francisco, California, has been recognized since 2021
- This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony B. is held by other top lawyers in the same geographic and legal practice area
Practice Areas Explained
Anthony B. Leuin's Areas of Legal Practice
Each practice area below reflects the types of cases Anthony B. Leuin handles, with a practical overview of what that area of law involves and how it may apply to your situation in San Francisco.
Business & Corporate Law in San Francisco
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Anthony B. Leuin is one of 497,491 business attorneys indexed nationally. Browse business attorneys in California →
Civil Litigation in San Francisco
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Anthony B. Leuin is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in California →
Insurance Law in San Francisco
Insurance attorneys for coverage disputes, bad faith claims, denied claims, and policy disputes.
Anthony B. Leuin is one of 120,903 insurance attorneys indexed nationally. Browse insurance 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 Anthony B. Leuin
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 Anthony B. Leuin's practice in the field of business, litigation, and insurance.
Broad Practice Area Coverage
Covering business, litigation, and insurance, Anthony B. Leuin 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 Anthony B. Leuin 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 Anthony B. Leuin Handles in San Francisco
Below is a representative sample of the types of matters Anthony B. Leuin 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 Anthony B. Leuin directly to discuss the specifics of your situation.
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How People Find Anthony B. Leuin Online
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Anthony B. Leuin's Practice Areas & Specializations
Education & Law School Background
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