Tahl Tyson is an experienced international employment lawyer based in Seattle, Washington, and admitted to practice in the United States and as a solicitor in England and Wales.

Tahl provides pragmatic advice to multi-national clients based on her practical experience with a wide variety of international and cross-border matters. Examples include:

  • U.K. and U.S. employment law advice
  • Multi-jurisdictional legal compliance programs
  • Cross-border internal investigations and whistleblower hotlines, related data privacy issues
  • Global policies, templates, such as employment contracts
  • New market expansions
  • Employment law aspects of restructurings, mergers and acquisitions, out-sourcing and in-sourcing, and layoffs (including situations implicating Acquired Rights Directive and TUPE)
  • Contingent worker programs and local compliance
  • Performance management and conflict resolution in cross-border situations
  • Training managers and HR on the basics of how to manage legally in new countries
  • Cross-border non-compete and trade secrets issues

In addition to private practice, Tahl has in-house experience as global employment counsel and a member of the HR leadership team for a global publicly traded company, where she advised on workplace issues spanning 40 countries. While resident in the company’s Paris office, she provided site leadership for the French subsidiary and had responsibility for all aspects of human resources and employment issues, including works council consultation and negotiations.

Tahl majored in Chinese studies at Yale and was among the earliest Westerners to study in post-Mao China. She worked on China energy research as the recipient of a Congressionally-funded 3-year graduate degree fellowship at the East-West Center in Hawaii. In addition to China, she has also lived and worked in the U.K., Micronesia, Japan, and France.

Tahl’s litigation practice has included non-competition and trade secrets litigation, high-stakes individual and large class action employment lawsuits, jury and bench trials, as well as, appellate argument to the Washington State and Ninth Circuit Courts of Appeals. She has been an arbitrator for the National Association of Securities Dealers (NASD), represented unionized employers in grievance arbitration, and represented parties in mediation.

Additionally, Tahl's trial experience includes serving pro-bono as co-counsel with the Office of Public Defense of King County, Washington, in felony criminal cases, including 3 strikes; co-counsel with Washington Protection and Advocacy Services in a class action case brought on behalf of patients at Western State Hospital seeking constitutional standards of care; and co-counsel with Northwest Immigrant Rights Project on multiple deportation cases.

She is a frequent speaker on global workplace topics, ethics and compliance, and data privacy.

Professional & Community Affiliations


Employment Lawyer’s Association (ELA), United Kingdom


European Employment Lawyers Association (EELA)


International Bar Association


Labor and Employment Law and International Law Sections

American Bar Association


International Practice and Labor and Employment Law Sections

Washington State Bar Association

Former Board Member

Washington State Hotel and Lodging Association

Former Board Member

The Seattle Children’s Museum


Awarded, AV Preeminent® Peer Review Rating


Named, The Best Lawyers in America©


Named, Best Lawyers

Women in the Law, Washington Labor and Employment


Named, Top Rated Lawyer® - International Law

The American Lawyer & Martindale-Hubbell™


Named, Best Lawyers in Labor Law

Seattle Business


Recipient, Pro Bono Public Service Commendation

Washington State Bar Association


Named, Recognised Practitioner

Chambers USA



  • J.D., University of Washington School of Law, 1991
  • M.A./M.B.A., University of Hawaii, 1987
  • B.A., Yale University, 1982

Bar Admission

United Kingdom (England and Wales)


  • U.S. Court of Appeals, 9th Circuit