Maybelline Mena-Hadyka


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Maybelline Mena-Hadyka is a counsel in O’Melveny’s Los Angeles office, where her practice focuses on counseling clients through sensitive internal investigations and inquiries by regulatory and enforcement authorities. Maybelline’s experience includes defending against and investigating allegations of sexual misconduct, race and gender discrimination, marketing practices, antitrust violations, public corruption, and fraud and embezzlement. Her clients span a myriad of industries, including entertainment, real estate, education, health care, and consumer products. 

Maybelline also devotes significant time to her pro bono practice.


  • Spanish


Bar Admissions

  • California
  • New York


  • New York University, J.D.: Editor-in-Chief, NYU Law Review; AnBryce Scholar; NYU Law Vanderbilt Medal Recipient
  • University of California at Berkeley, B.A., Peace and Conflict Studies: Distinction in General Scholarship; Phi Beta Kappa

Professional Activities


  • Honorable Harry T. Edwards, US Court of Appeals for the District of Columbia Circuit
  • Honorable John Michael Vazquez, US District Court for the District of New Jersey


  • Honorable Alison J. Nathan, US District Court for the Southern District of New York