Atty. Brian Patrick Duff
Brian Patrick Duff is a lawyer practicing corporate law, business law, securities law and 5 other areas of law. Brian received a B.A. degree from Georgetown University in 1999, and has been licensed for 21 years.
Business Law & More Attorney · Serving Los Angeles, CA · 21+ Years Experience
Profile Summary
About Brian Patrick Duff at a Glance
Brian Patrick Duff is an Attorney based in Los Angeles, California, practicing at Latham & Watkins LLP. They have 21+ years of legal experience, licensed to practice since 2005. Their practice focuses on business, m&a, and securities. Admitted to practice in California (2005). Educated at University of Southern California Gould School of Law (J.D., 2005) and Georgetown University (B.A. American, 1999). Serves clients in Los Angeles, CA and the surrounding metropolitan area.
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About Brian Patrick Duff
- Brian Patrick Duff is a lawyer practicing corporate law, business law, securities law and 5 other areas of law
- Brian received a B.A. degree from Georgetown University in 1999, and has been licensed for 21 years
- Brian practices at Latham & Watkins LLP in Los Angeles, CA
Practice Areas Explained
Brian Patrick Duff's Areas of Legal Practice
Each practice area below reflects the types of cases Brian Patrick Duff handles, with a practical overview of what that area of law involves and how it may apply to your situation in Los Angeles.
Business & Corporate Law in Los Angeles
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Brian Patrick Duff is one of 497,491 business attorneys indexed nationally. Browse business attorneys in California →
Mergers & Acquisitions in Los Angeles
Brian Patrick Duff is one of 49,430 m&a attorneys indexed nationally. Browse m&a attorneys in California →
Securities Law in Los Angeles
Brian Patrick Duff is one of 64,075 securities attorneys indexed nationally. Browse securities attorneys in California →
Jurisdictional Context
Why Local Counsel Matters in Los Angeles
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 Los Angeles 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.
Los Angeles Courts and Legal Process
Choosing a Los Angeles-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 Los Angeles or all attorneys in California.
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Professional Profile
Why Clients in Los Angeles Choose Brian Patrick Duff
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 Brian Patrick Duff's practice in the field of business, m&a, and securities.
Decade-Tested Legal Experience
Brian Patrick Duff brings 21+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering business, m&a, and securities, Brian Patrick Duff can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Los Angeles
A Los Angeles-based practice means Brian Patrick Duff 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 Brian Patrick Duff Handles in Los Angeles
Below is a representative sample of the types of matters Brian Patrick Duff 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 Brian Patrick Duff directly to discuss the specifics of your situation.
Search Reference
How People Find Brian Patrick Duff Online
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Brian Patrick Duff's Practice Areas & Specializations
Education & Law School Background
Bar Admissions & Licensed Jurisdictions
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