Stacy A. Alexejun, Partner


Stacy Alexejun is an experienced litigator with a focus on product liability defense and intellectual property litigation. She defends clients against product liability claims involving various products, including scooters, cranes, forklifts, trailers, conveyors, motorcycles, and lead paint. Stacy regularly manages complex electronic discovery, handles expert and fact witness depositions, runs mediation, and briefs and argues summary judgment and pretrial motions in both court and arbitration.

Stacy also represents clients in many aspects of intellectual property enforcement and litigation, with an emphasis in trademark, trade secret, copyright, and unfair competition matters. Her practice consists of cease and desist actions, inter partes proceedings before the Trademark Trial and Appeal Board, domain disputes, and litigation before state and federal courts.

Prior to joining Quarles & Brady, Stacy served as a law clerk to Justice Annette Kingsland Ziegler of the Wisconsin Supreme Court.

Her recent experience includes:

  • Obtained dismissal of negligence action against electric scooter company, without leave to amend, on grounds of lack of legal duty;
  • Won summary judgment in favor of major manufacturer of mineral processing equipment dismissing defective design claims on grounds that plaintiff’s liability expert offered only net opinions on alleged alternative designs of subject conveyor;
  • Defended manufacturer of semi-truck trailers against strict product liability and negligence claims through final pretrial. Defeated cognitive injury claim by successfully moving to exclude damages expert under Daubert;
  • Briefed and argued winning appeal before Missouri Court of Appeals, affirming unanimous jury verdict in favor of major motorcycle manufacturer on claims of defective design and negligence;
  • Won summary judgment in declaratory judgment action in favor of one of the nation’s top children’s hospitals on grounds that competitor lacked protectable trademark rights in asserted descriptive phrase;
  • Won summary judgment from Trademark Trial and Appeal Board successfully blocking competitor from attempt to register generic and highly descriptive term for furniture and design services targeted to classrooms and play spaces;
  • Achieved judgment from Trademark Trial and Appeal Board sustaining beer manufacturer’s trademark opposition on grounds that applied-for mark was likely to cause confusion with Salvadoran beer brand developed over 50 years ago;
  • Represented financial services company in significant lawsuit against two former investment advisors, alleging breach of a non-compete agreement, breach of the covenant of good faith and fair dealing, breach of loyalty, tortious interference, and civil conspiracy;
  • Represented healthcare software company seeking to protect its trade secrets from disclosure under public records law. Obtained injunctive relief prohibiting disclosure of client’s trade secrets; and 
  • Defended gas station against alleged violations of Wisconsin’s Unfair Sales Act. Obtained order favorably interpreting the Act’s meeting competition exception.

Legal Services

Education and Honors

  • Marquette University Law School (J.D., cum laude, 2009)
  • University of Wisconsin (B.A., with honors, 2006)
    • Degree: English

Bar Admissions

  • Wisconsin

Court Admissions

  • U.S. Court of Appeals, 3rd Circuit, 2019
  • U.S. Court of Appeals, 7th Circuit, 2018
  • U.S. District Court, Northern District of Illinois, 2015
  • U.S. Court of Appeals, Federal Circuit, 2014
  • U.S. District Court, District of Colorado, 2014
  • U.S. District Court, Western District of Wisconsin, 2013
  • U.S. District Court, Eastern District of Wisconsin, 2009

Professional and Civic Activities

  • Special Olympics Wisconsin, board of directors,
  • Operation Fresh Start, board of directors, (2016-present)
  • Inaugural Class of the State Bar of Wisconsin’s G. Lane Ware Leadership Academy (2016-2017)
  • Leadership Greater Madison (2014)
  • Law Clerk to Judge Michael Bohren, Waukesha County Circuit Court (2007–2008)
  • Quarles Cares, committee member
  • Quarles & Brady Legal Intervention for
    Nonviolence Clinic

Professional Recognition

  • Selected by In Business magazine as a "40 Under 40" recipient (Class of 2020)
  • Received 2019 Outstanding Mentor Award from Wisconsin State Bar Young Lawyers Division
  • Selected for inclusion in Wisconsin Super Lawyers® - Rising Stars Edition 2017-2019 (Intellectual Property Litigation)
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