Jon King's primary focus is on white collar crime, including the Foreign Corrupt Practices Act (FCPA) and related issues involving corporate compliance and internal investigations. Jon co-chairs DLA Piper's Global Investigations practice, ranked among the top 30 global investigations practices by Global Investigations Review (GIR). He previously co-chaired DLA Piper’s White Collar, Corporate Crime and Investigations practice.

Over the course of the nearly two decades since he left service as a federal prosecutor, Jon has directed and conducted numerous cross-border investigations of FCPA and other anti-corruption and fraud issues in a wide variety of sectors, among them energy, industrials, and life sciences, in locations all across the globe. He is a well-known FCPA and white collar practitioner who is Chambers-ranked and has been recognized for his investigations work by GIR’s Who’s Who Legal, which describes Jon as "a go-to practitioner for sophisticated investigations work, with impressive knowledge in high-stakes regulatory enforcement actions and corporate compliance."

Jon has negotiated and obtained no-action decisions from US law enforcement authorities and has negotiated global resolutions of anti-corruption matters with law enforcement authorities outside the US. He also assists his clients with a wide variety of other FCPA and other anti-corruption related issues, including the development of effective compliance programs, due diligence issues and general FCPA advice.

In addition to his work on FCPA and global anti-corruption issues, Jon has conducted numerous corporate internal investigations on behalf of corporations and other entities, as well as corporate boards of directors and audit committees. Jon serves as counsel to individuals and businesses on numerous white collar matters involving domestic public corruption, corporate fraud and abuse, criminal antitrust, securities fraud, including insider trading and accounting irregularities, criminal tax and other regulatory and compliance matters, including trade controls, insurance and financial services-related issues. Jon regularly represents both individuals and businesses in connection with grand jury investigations conducted by the US Department of Justice, investigations and enforcement actions brought by the US Securities and Exchange Commission, and investigations and prosecutions brought by other state and federal agencies.

Jon also represents clients in False Claims Act (FCA) and related investigations and matters. His experience includes obtaining the dismissal of an FCA matter pending in a US district court, as well as the successful negotiation of another such matter to a non-FCA resolution. He has also been appointed to serve as both a Chapter 11 and a Chapter 7 Trustee in a significant bankruptcy matter involving allegations of fraud.

Before joining DLA Piper in 2002, Jon served for more than eight years as an Assistant United States Attorney in Chicago, and for more than four years as an Assistant State’s Attorney in Cook County, Illinois, where he tried a wide variety of criminal matters on behalf of the government. In 1997, Jon was awarded the Attorney General’s Award for Distinguished Service by then Attorney General Janet Reno.