William M. Lopez

Deputy General Counsel


William M. Lopez is deputy general counsel with Foley & Lardner LLP. In his role as deputy general counsel, Mr. Lopez advises Foley and its lawyers with respect to a wide variety of professional responsibility, ethics, regulatory, and compliance issues. He also works with the firm’s staff, processes, and technology associated with new business intake, conflicts of interest, and client engagement.

Prior to joining Foley, Mr. Lopez was an associate at a large law firm, where he worked with the Lawyers for the Profession practice group and advised clients with respect to legal ethics, professional responsibility, and law firm risk management.

During law school, Mr. Lopez served as a judicial extern to The Honorable Ann Claire Williams for the U.S. Court of Appeals for the Seventh Circuit and was a legal intern with Lambda Legal Defense and Education Fund in Chicago.


Mr. Lopez was recognized as a “Rising Star” by Illinois Super Lawyers in 2014 and 2015. He also received the “40 Under 40” award from the Windy City Times in 2011.


Mr. Lopez is a graduate of Chicago-Kent College of Law (J.D., magna cum laude, 2011), where he was note & comments editor of the Chicago-Kent Law Review. He was inducted into the Order of the Coif and Bar & Gavel Society, received CALI awards in Constitutional Law, European Union, and Constitutional History, and was the recipient of the PILI Scholarship and LAGBAC Foundation Award. Mr. Lopez studied English literature at the University of Miami (B.A., cum laude, 2008).

Admissions and Professional Memberships

Mr. Lopez currently serves as a member of the Professional Responsibility Committee for the New York City Bar Association. He is also the chair of the Diversity Committee for the LGBT Bar Association of Greater New York.

Mr. Lopez is admitted to practice in Illinois, New Jersey, and New York.