Biography
Joellen Valentine runs the Business Conduct Office at Mastercard as a Senior Vice President, Counsel. In this role, she manages a team that develops and promotes the policies and trainings grounding the enterprise’s ethical culture, including the Code of Conduct, Whistleblower Policy, Non-Retaliation Policy, and the Conflicts of Interest Guidelines. Her team ensures open, various, and accessible channels for reporting allegations of misconduct where investigations follow in a fair and robust way, aligning with the Employee Relations team to reinforce Mastercard’s core value of decency.
Prior to joining Mastercard, Ms. Valentine was the Head of Litigation at ORIX Corporation USA, a subsidiary of a publicly traded Japanese financial services company, where her responsibilities included oversight of the ethics hotline. For nearly fourteen years prior to ORIX, she was an Associate General Counsel at Citigroup Global Markets Inc., managing significant litigation and related regulatory matters arising out of the institutional businesses, and conducting investigations into alleged misconduct. Ms. Valentine began her career as a law clerk to the Honorable Gerard E. Lynch in the Southern District of New York, and then joined Wiggin & Dana LLP as an associate in the White Collar Defense group.
Ms. Valentine currently serves on the Board for the Urban Justice Center and as a Director for the Columbia Law Review. As a law student, she was the 101st Editor-in-Chief of the Columbia Law Review and only the seventh woman to act in that role. She previously served on the Young Professional Board of the Urban Justice Center and is a prior, two-time recipient of the New York State Courts Access to Justice volunteer award for dedication to pro bono service.
Ms. Valentine graduated with a Juris Doctorate from Columbia Law School in 2001 and a Bachelor of Arts from Harvard College in 1996. She is a member of the bar in New York and Connecticut.