Effective March 1, 2024, Douglas Yang has been elected as partner at Sheppard Mullin.

Y. Douglas Yang is an associate in the Labor and Employment Practice Group in the firm's Los Angeles office.

Areas of Practice

Doug has extensive experience representing employers in individual, representative and class action litigation before federal and state courts. He also counsels companies and non-profit organizations of all sizes on various employment-related issues, including internal investigations, disciplinary actions, employee and manager training, and conforming business practices to the latest changes in the law.

Doug’s representative litigation matters include defending employers in numerous putative wage and hour class and Private Attorneys General Act (PAGA) actions that range the gamut from the typical “kitchen sink” set of claims to some of the most complex lawsuits that involve challenging factual issues and novel legal arguments.  He also has significant experience prosecuting and defending trade secret theft and misappropriation cases in both federal and state court, involving c-suite executives, technical personnel, and salespersons.

As an IAPP Certified Information Privacy Professional (CIPP/US), Doug also guides companies on data privacy matters relating to their workforces and contractors.

Prior to joining Sheppard Mullin, Doug served as a law clerk to the Honorable Helen Gillmor of the U.S. District Court for the District of Hawaii. While in law school, he served as the Executive Editor of the Boston University Public Interest Law Journal.

Doug is a member of the Los Angeles County Bar Association’s Judicial Appointments Committee and Amicus Briefs Committee. In addition, he is a member of the Pacific Council on International Policy.



  • First chaired wage and hour trial involving allegations of unpaid bonuses brought against restaurant group in Ventura County Superior Court, resulting in favorable defense verdict.
  • Second chaired one-week ERISA bench trial, on behalf of security systems company,  involving legal issues of first impression in the Central District of California, resulting in favorable defense verdict.
  • Second chaired arbitration involving allegations of race/national origin discrimination, retaliation and harassment, brought against hospital system, resulting in favorable defense award.
  • Part of the trial team that litigated one-week arbitration hearing on behalf of medical technology company against former corporate executive who asserted claims of breach of contract, unpaid wages, and defamation, resulting in favorable defense award and further award of counterclaims against the executive.
  • Obtained temporary restraining order and preliminary injunction against C-suite executives in trade secrets lawsuit filed in the Central District of California, which resulted in the issuance of a Court-ordered permanent injunction against the executives.
  • Obtained summary judgment on behalf of hospital system against former health care provider, who alleged violations of the Families First Coronavirus Response Act.
  • Obtained court-ordered dismissal with prejudice of PAGA lawsuit brought against national manufacturing company.
  • Obtained favorable defense award from DLSE as to administrative complaint brought against national restaurant group, which asserted allegations of improper tip calculations and withholdings.
  • Obtained favorable defense award from DLSE as to administrative complaint brought against retail grocery store, which alleged violations of COVID-19 related paid sick leave laws.
  • Obtained dismissal of DLSE claim concerning alleged unpaid commissions brought by outside sales commissioned salesperson.
  • Successfully compelled individualized arbitration of putative class action plaintiff’s wage-and-hour claims.
  • Achieved approximately 98 percent reduction in damages and penalties sought by commissioned salesperson.



Ones to Watch — Labor and Employment Law, Best Lawyers, 2021-2024


Speaking Engagements

  • "Navigating the New Normal; What Employers Need to Know About COVID-19 in the Workplace," San Diego County Employer Advisory Council Webinar, April 2021
  • "Wage and Hour and Leaves of Absence Issues in the Time of COVID-19," Alameda County Employer Advisory Council Webinar, February 2021


J.D., Boston University, 2014, Edward F. Hennessey Scholar

B.A., University of Wisconsin- Madison, 2010, Phi Beta Kappa


  • Hon. Helen Gillmor, U.S. District Court for the District of Hawaii


  • California
  • Illinois
  • U.S. Court of Appeals, Seventh and Ninth Circuits
  • U.S. District Courts for the Central, Eastern, Northern, and Southern Districts of California
  • U.S. District Court for the Northern District of Illinois
  • U.S. District Courts for the Eastern and Western Districts of Wisconsin
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