Katherine A. Lemire, a Partner with StoneTurn, has more than 20 years of experience advising public and private sector clients on a broad range of compliance and integrity issues, complex investigations, corruption, anti-money laundering, fraud and risk matters. She and her team joined StoneTurn in 2018 after successfully operating Lemire LLC, a New York-based certified woman-owned business enterprise (WBE) specializing in compliance, risk and investigative matters, which she founded in 2013.

Katherine has extensive oversight and regulatory experience in supervising large public sector projects and monitorships, as well as managing complex corporate investigations. Recently, she served as Independent Consultant to the Port Authority of New York and New Jersey (PANYNJ) regarding municipal bond disclosure requirements resulting from a U.S. Securities and Exchange Commission (SEC) Consent Decree. Notably, for three years, she led the forensic accounting and investigative team of a Swiss bank monitorship under assignment from the New York State Department of Financial Services (DFS). She is currently overseeing compliance reviews for one of the largest construction unions in the United States under a monitorship imposed by a federal judge relating to allegations of racketeering, bribery and related crimes. She is also currently serving as a court-appointed Special Master in the U.S. District Court in the Southern District of New York. In that role, Katherine is responsible for the custody and sale of valuable artwork seized from a foreign dictator’s U.S. residence.

Katherine previously supervised investigative and audit teams to conduct compliance reviews on behalf of three New York City agencies. For the New York City Department of Housing Preservation and Development, Katherine and her team provided labor compliance oversight of a low-income housing residential construction site. For the New York City Business Integrity Commission, she supervised an extensive financial and operational review of a large waste-hauling company for suspected ties to organized crime. The New York City Department of Education hired Katherine to conduct due diligence on potential pre-kindergarten vendors in connection with New York City’s Universal Pre-K initiative. At the state level, on behalf of the New York State Governor’s Office of Storm Recovery (GOSR), Katherine provided auditing reviews of federal fund expenditures relating to recovery efforts of Superstorm Sandy and other natural disasters.

For her private sector clients, Katherine brings her knowledge of law enforcement best practices and her supervisory, investigative and oversight skills to tackle corporate malfeasance, money laundering schemes, sexual misconduct in the workplace, cyber fraud, employee theft and corruption. Her proactive engagements in the financial, construction, digital media, real estate, consumer products and energy sectors include thorough due diligence and compliance reviews.

Prior to joining StoneTurn, Katherine founded and managed Lemire LLC, a compliance and risk consulting firm, which was one of the few certified WBE in the sector. The firm grew under her leadership and Katherine managed multiple federal, state and local monitorships while serving as its Chief Executive Officer.

Previously, Katherine served as the Counsel to the Police Commissioner for the New York City Police Department (NYPD) for four years. In this role, she managed a broad portfolio of operational, legal and managerial matters for an agency with more than 50,000 employees. As the principal adviser to Police Commissioner Raymond W. Kelly, she drafted policies and supervised training on a variety of issues, including search and seizure, evidence preservation and witness sensitivity. She led a re-engineering project, in conjunction with McKinsey & Co., addressing NYPD operations and infrastructure. Among other responsibilities, she oversaw the extensive review of NYPD’s handling of domestic violence and sex crimes cases resulting in significant operational changes impacting more than 250,000 police responses annually.

Katherine served as an Assistant United States Attorney in the U.S. Attorney’s Office for the Southern District of New York for seven years. While at the U.S. Attorney’s Office, she investigated numerous complex federal criminal cases involving bribery, narcotics trafficking, money laundering and procurement fraud, one of which involved high-level members of the U.S. military. During her seven-year tenure at the U.S. Attorney’s Office, Katherine led numerous additional investigations involving racketeering, public corruption and fraud that were successfully prosecuted. Notably, she was lead counsel on a case involving a nationwide Ponzi scheme perpetrator who was convicted for bundling campaign contributions (United States v. Hsu).

Katherine began her legal career as an Assistant District Attorney in the New York County District Attorney’s Office serving in that role for five years. As an Assistant DA, she gained experience in investigating and prosecuting cases from grand jury proceedings through trial on a broad range of matters such as forgery, robbery and bank fraud. She was a member of the Sex Crimes Unit.

Katherine is a frequent speaker and panelist at industry events on internal investigations, monitorships and regulatory reviews. She has written on issues ranging including sexual harassment, cyber security and compliance. Katherine is a Certified Anti-Money Laundering Specialist, Association of Certified Anti-Money Laundering Specialists (ACAMS). She is fluent in French and conversant in Spanish and German.

Katherine is the recipient of the following awards recognizing her contributions:

  • Above & Beyond Award for Outstanding Women in Business, presented by City & State NY (2017)
  • New York Federal Executive Board Award, presented by Attorney General Michael Mukasey (2008)