Karl Buch > DLA Piper LLP (US) > Chicago, United States > Lawyer Profile

DLA Piper LLP (US)
CHICAGO, IL 60606-0089
United States
Karl Buch photo

Work Department

Litigation, Arbitration and Investigations




Karl Buch focuses his practice on white collar criminal matters, government and regulatory investigations, and civil litigation.

He comes to DLA Piper from Pfizer, where he was an Assistant General Counsel in the Government Investigations group. At Pfizer, his responsibilities included managing government and regulatory investigations across the company’s global operations. He interacted with prosecutors’ offices in the United States and abroad regarding a variety of areas of law, among them the Foreign Corrupt Practices Act and tax and environment matters. He also managed numerous civil matters involving claims that the company violated federal and state False Claims Acts and other consumer protection statutes.

Karl has also represented a variety of clients in the healthcare, pharmaceutical and medical device industries. He has directed many internal investigations on behalf of his clients in Asia, Africa, Latin America, Europe and the Middle East. In particular, he has conducted numerous investigations involving allegations of corruption and bribery in more than a dozen cities throughout China. He also regularly advises clients on potential violations of the FCPA, the False Claims Act and the Anti-Kickback Statute.

Earlier in his career, Karl was as Assistant United States Attorney in the United States Attorney’s Office for the District of New Jersey, Criminal Division. As a federal prosecutor, Karl was a member of the Office’s Securities and Health Care Fraud Unit, where he prosecuted individuals and corporations for criminal violations of federal healthcare, securities, bank and tax laws. In 2007, he was awarded the FBI Director’s Award.


J.D., Rutgers University School of Law; B.A., Rutgers University

Lawyer Rankings

United States > Dispute resolution > Corporate investigations and white-collar criminal defense

The team at DLA Piper LLP (US) is able to draw on the firm’s global network to handle government investigations and enforcement matters involving multiple jurisdictions. In 2018, the Dallas office was joined by Jason Hopkins and Jason Lewis from Greenberg Traurig LLPJoel Athey joined in Los Angeles from Holland & Knight LLPJeffrey Tsai joined in San Francisco from Alston & Bird LLP and the Chicago office welcomed Matt Hiller from the DOJ. Highlights for Washington DC’s John Rah included assisting Pfizer with the negotiation of a Corporate Integrity Agreement with the DOJ to resolve allegations that donations the client made to independent charity patient assistant programs were improper. In another standout matter, New York’s Karl Buch represented the Audit Committee of Cognizant Technology Solutions, successfully convincing the DOJ to decline charges following an investigation into potential FCPA violations; in a parallel case, he secured a settlement with the SEC in administrative proceedings. Gail Rodgers is engaged by GlaxoSmithKline on a number of government and internal investigations. The team is chaired by Jonathan King in Chicago and John Hillebrecht in New York; Jessica Masella in New York is also a name to note.