Christianna Kyriacou Mantas is an experienced litigator who has helped clients resolve individual employment matters, wage-and-hour class and PAGA actions, trade secret disputes, Title IX claims, and unfair labor practice charges. She has been trained in the mediation of civil disputes, through the Los Angeles County Bar Association and in connection with the University of Michigan Law School’s Mediation Clinic. She has mediated cases through the Los Angeles Superior Court’s Resolve Law program and has assisted in the resolution of more than 200 cases through private mediation. She is a natural problem-solver, who works to understand issues fully, to engage thoughtfully, and to achieve creative solutions.

Christianna practiced at O’Melveny & Myers, where she litigated cases with success on summary judgment, at trial, and on appeal. She has tried cases on behalf of both plaintiffs and defendants and helped secure a constitutional victory on behalf of underfunded school districts in the Commonwealth of Pennsylvania. She has counseled employers on compliance with federal and state employment laws and advised management in collective bargaining negotiations following the voluntary recognition of a union. Her practice also involved conducting high-profile internal investigations for educational institutions, including into serious allegations of sexual assault and into bribery and fraud in the college admissions process. She has worked with companies in the entertainment, hospitality, and transportation industries and nonprofit organizations.

Christianna attended the University of Michigan Law School, where she served as Editor-in-Chief of the Michigan Journal of Race & Law. She was the recipient of the Robert S. Feldman Labor Law Award in her graduating class, which is awarded to the senior student who has done the most outstanding work in the field of labor law. Prior to law school, Christianna taught conflict resolution to elementary school students in South Los Angeles. She studied journalism and political science at the University of Southern California and graduated magna cum laude and Phi Beta Kappa.


  • J.D., University of Michigan Law School, 2016
  • B.A., University of Southern California, 2012 (Phi Beta Kappa, magna cum laude)