Daniel M. Poniatowski

Daniel M. Poniatowski: Attorney with Shartsis Friese LLP
  • Associate at Shartsis Friese LLP
  • One Maritime Plaza, Eighteenth Floor, San Francisco, CA 94111
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Mr. Poniatowski joined the Firm in 2015 as an Associate in the Litigation Department. He has experience with various aspects of the litigation process, including synthesizing complex areas of the law for use in case strategy and documents filed with the court, drafting responses to written discovery requests and resolving substantive discovery issues, and assisting in preparation for and attending oral argument, settlement conferences, and mediation. Mr. Poniatowski has worked on cases involving breach of contract, business tort disputes, and trust and estates litigation. In addition, he assisted in substantive research and argument strategy in preparation for the firm's oral argument on behalf of Alameda Country before the United States Court of Appeals for the Ninth Circuit. In that case, the firm successfully defended a cutting-edge County ordinance requiring drug companies to dispose of unwanted prescription drugs within the County against challenge under the United States Constitution by pharmaceutical manufacturers and distributors. Pharm. Research & Mfrs. of Am. v. County of Alameda, 768 F.3d 1037 (9th Cir. 2014).

While in law school, Mr. Poniatowski served as an Articles Editor for the Wisconsin Law Review, was a member of the Moot Court Board, and served as an extern for the Honorable Roger L. Efremsky in the U.S. Bankruptcy Court for the Northern District of California. Prior to law school, Mr. Poniatowski worked as a management consultant in New York City for four years. He is a native of the San Francisco Bay Area.


“A Constructive Problem: Redemption of Unlawful Arrests via Fusion Centers, ” 2014 Wis. L. Rev. 831


J. Michael Riley Award for excellence in the study of tort law

George Laikin Award for best student article on a general interest topic in the Wisconsin Law Review

Captain of the Wesleyan University baseball team

Areas of Practice (6)

  • Litigation
  • Fiduciary Duty/Shareholder & Partnership Disputes
  • Trusts and Estates
  • Real Estate
  • Intellectual Property
  • Government Representation

Education & Credentials

Contact Information:
415-773-7387  Phone
(415) 421-2922  Fax
University Attended:
Wesleyan University, B.A., Economics and Sociology, 2008
Law School Attended:
University of Wisconsin Law School, J.D., magna cum laude, 2015
Year of First Admission:
Wisconsin State Bar; California State Bar

Professional Activities

California Young Lawyers Association (CYLA)


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San Francisco, California

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