Kirby Hsu

Associate
Biography
  • Bio
  • Winning Matters
  • Professional Affiliations
  • Publications
  • News

An experienced litigator, Kirby Hsu represents a wide range of clients—such as Fortune 500 companies, financial institutions, startups, and individuals—in their most challenging cases and investigations. Kirby focuses his practice on complex commercial litigation, class action defense, government investigations, and securities litigation.

Kirby counsels leading clients at every stage of litigation in both state and federal courts. He has in-depth experience developing trial strategy, taking and defending depositions, and drafting pleadings, demand letters, and dispositive motions.

Kirby’s representative matters include:

  • Represented solar power solutions company in several consumer arbitrations.
  • Represented a bank and a multinational retailer in a consumer class action in federal court.
  • Represented a fintech company in a commercial lease litigation.
  • Represented a thermal imaging component manufacturer in a business-tort action in federal court.
  • Represented an IT consulting company in a trade secrets action in state court.
  • Represented directors and officers of a public company in a securities class action in federal court.
  • Represented a blockchain technology company in a SEC investigation.
  • Represented an individual in fraudulent-transfer action brought by a SEC-appointed receiver in state court.

Kirby also maintains an active pro bono practice, which has included representing clients in immigration court proceedings.

Prior to joining Willenken, Kirby practiced at Baker McKenzie. During law school, he first chaired drunk-driving jury trials as a student prosecutor. Kirby’s interests include photography, reading fiction, and spending time with his wife and dogs. Kirby is conversant in Mandarin Chinese.

Willenken’s Trade Secrets Team Achieves Settlement and Stipulated Injunction on the Eve of Trial

While in college, Kirby taught seventh-grade math at an under-served middle school in Las Vegas as a Teach For America corps member.

Willenken Recognized As Top Firm To Work for by Los Angeles Business Journal for the Third Consecutive Year

September 19, 2022

Willenken Attorneys Named to Super Lawyers 2022 Southern California Rising Stars

August 2, 2022

Willenken Shortlisted by Benchmark Litigation for 2022 Los Angeles Firm of the Year Award

March 14, 2022

Biography

An experienced litigator, Kirby Hsu represents a wide range of clients—such as Fortune 500 companies, financial institutions, startups, and individuals—in their most challenging cases and investigations. Kirby focuses his practice on complex commercial litigation, class action defense, government investigations, and securities litigation.

Kirby counsels leading clients at every stage of litigation in both state and federal courts. He has in-depth experience developing trial strategy, taking and defending depositions, and drafting pleadings, demand letters, and dispositive motions.

Kirby’s representative matters include:

  • Represented solar power solutions company in several consumer arbitrations.
  • Represented a bank and a multinational retailer in a consumer class action in federal court.
  • Represented a fintech company in a commercial lease litigation.
  • Represented a thermal imaging component manufacturer in a business-tort action in federal court.
  • Represented an IT consulting company in a trade secrets action in state court.
  • Represented directors and officers of a public company in a securities class action in federal court.
  • Represented a blockchain technology company in a SEC investigation.
  • Represented an individual in fraudulent-transfer action brought by a SEC-appointed receiver in state court.

Kirby also maintains an active pro bono practice, which has included representing clients in immigration court proceedings.

Prior to joining Willenken, Kirby practiced at Baker McKenzie. During law school, he first chaired drunk-driving jury trials as a student prosecutor. Kirby’s interests include photography, reading fiction, and spending time with his wife and dogs. Kirby is conversant in Mandarin Chinese.

Winning Matters

Willenken’s Trade Secrets Team Achieves Settlement and Stipulated Injunction on the Eve of Trial

Professional Affiliations

While in college, Kirby taught seventh-grade math at an under-served middle school in Las Vegas as a Teach For America corps member.

Publications

  • Harvard Law School, J.D., 2016
  • Cornell University, B.S., Applied Economics and Management, magna cum laude, 2011
  • Admitted to the State Bar of California
  • U.S. District Court, Northern District of California
  • U.S. District Court, Eastern District of California
  • U.S. District Court, Central District of California
  • U.S. District Court, Southern District of California
  • U.S. Court of Appeals, Ninth Circuit

latest news about kirby

Willenken Recognized As Top Firm To Work for by Los Angeles Business Journal for the Third Consecutive Year

September 19, 2022

Willenken Attorneys Named to Super Lawyers 2022 Southern California Rising Stars

August 2, 2022

Willenken Shortlisted by Benchmark Litigation for 2022 Los Angeles Firm of the Year Award

March 14, 2022

latest news about kirby

Willenken Recognized As Top Firm To Work for by Los Angeles Business Journal for the Third Consecutive Year

September 19, 2022

Willenken Attorneys Named to Super Lawyers 2022 Southern California Rising Stars

August 2, 2022

Willenken Shortlisted by Benchmark Litigation for 2022 Los Angeles Firm of the Year Award

March 14, 2022