Creative Representation | Expert Litigation

Complex Litigation

BartkoZankel is a boutique high-end law firm specializing in national and international complex litigation and investigations.

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Transactional Real Estate

BartkoZankel handles the full range of real estate matters for clients, including tenants, property owners and commercial developers nationwide.

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Intellectual Property

For years, BartkoZankel attorneys have achieved outstanding results for their clients in diverse areas of intellectual property litigation.

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Patent Litigation

As part of our Intellectual Property practice, BartkoZankel patent litigators routinely represent both plaintiffs and defendants in trial courts throughout the United States.

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Real Estate Litigation

BartkoZankel has extensive experience litigating real estate disputes of all kinds on behalf of property owners, landlords, tenants, developers, property managers, brokers, real estate investors, real estate partnerships, REITs, mortgage banks, lenders, borrowers and guarantors.

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Enforcement and Data Privacy

Our attorneys have expertise in defending clients, both in the private and public sectors, in high-stakes privacy litigation and enforcement matters.

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Recognizing Our History | Focused on the Future

BartkoZankel, established 40 years ago, is a top 20 boutique law firm specializing in national and international complex litigation and investigations, as well as real estate and franchising transactions. We are a 40‑lawyer firm dedicated to the strategic cutting-edge representation of our clients in California, nationally and internationally.

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BZBM Selected as Top 20 Boutique Law Firm by The Daily Journal

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Bartko Litigation Team Wins $223+ Million Victory for ASML in Theft of Trade Secrets, Breach of Fiduciary Duty, and Computer Fraud Case Against XTAL, Inc.

BARTKO LITIGATION TEAM WINS $223+ MILLION VICTORY FOR ASML IN THEFT OF TRADE SECRETS, BREACH OF FIDUCIARY DUTY, AND COMPUTER FRAUD CASE AGAINST XTAL, INC. On the evening of November 28, 2018, a jury in Santa Clara Superior Court returned a verdict in favor of ASML on all of its five claims against XTAL, awarding […]

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Rob Bunzel Publishes Article in the San Francisco Daily Journal on Important Lessons from Louis Nizer’s 1966 Memoir “The Jury Returns”

ROB BUNZEL PUBLISHES ARTICLE IN THE SAN FRANCISCO DAILY JOURNAL ON IMPORTANT LESSONS FROM LOUIS NIZER’S 1966 MEMOIR “THE JURY RETURNS” San Francisco lawyer’s lawyer Bill Edlund (Pillsbury Madison & Sutro 1956-1999 and Bartko Zankel Bunzel & Miller 1999-2016) died on Christmas Eve two years ago.  Bill’s daughter Cami gave our firm his legal library […]

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BZBM Is Pleased to Welcome Three Outstanding Attorneys to Its Litigation Team

BZBM IS PLEASED TO WELCOME THREE OUTSTANDING ATTORNEYS TO ITS LITIGATION TEAM Patrick O’Shaughnessy is an accomplished litigator who has helped a diverse portfolio of clients on all aspects of business litigation with a special emphasis on antitrust matters. Prior to joining BZBM, Mr. O’Shaughnessy served as a trial attorney at the United States Department […]

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