Justine Harris

Sher Tremonte LLP
Thought Leadership
Committee Chair

My Contact Information

Sher Tremonte LLP
New York, NY
Phone 1: 212-202-2600

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New York


An experienced trial lawyer with over twenty years of experience, Justine represents individuals and companies in a wide variety of criminal and white-collar matters, as well as complex civil and regulatory proceedings. Known for her vigorous and meticulous advocacy, as well as her unwavering dedication to her clients, Justine has obtained numerous jury acquittals, won pretrial motions to dismiss, and consistently achieved favorable sentencing outcomes for her clients. Many of Justine’s clients have had their charges reduced, or have avoided criminal or civil liability altogether.  Justine is recognized for her White-Collar Crime & Government Investigations capabilities by Chambers USA, which describes her as “tremendous" and "a smart lawyer" who "fight[s] hard for her clients." Justine has also been ranked as one of Manhattan’s top white collar criminal defense attorneys by Super Lawyers, which has listed her among the Top 100 Lawyers and the Top 50 Women in New York.

Justine has expertise on a variety of complex financial and legal issues. She routinely defends individuals charged with insider trading, securities fraud, bank fraud, RICO, mortgage fraud, terrorism, obstruction of justice, bribery and tax fraud. Justine also represents individuals in sensitive federal and state grand jury proceedings, internal investigations, and investigations conducted by government agencies, including the Securities and Exchange Commission (SEC), the Consumer Financial Protection Board (CFPB), and the New York State Attorney General.

Prior to joining Sher Tremonte LLP, Justine was a partner at Colson & Harris LLP, which she co-founded. From 2001 to 2010, Justine was an assistant federal defender at the Federal Defenders’ office for the Eastern District of New York, where she was lead counsel on hundreds of criminal cases in federal court. Previously, she was an associate at Kramer Levin Naftalis & Frankel LLP.

Justine is a graduate of Columbia Law School and Harvard College, and clerked for the Honorable Eugene H. Nickerson in the Eastern District of New York.

Practice Areas

  • Corporate Crime
  • Government Investigations
  • Insider Trading
  • Internal Investigations
  • SEC Enforcement
  • Trials
  • White Collar Crime