People

Preston Burton Partner

Washington, D.C.

Over the course of his career, Preston has tried more than 50 criminal cases to verdict, representing individual and corporate clients in complex federal white collar criminal cases, governmental and civil proceedings and congressional and internal investigations. He also has handled more than 10 appeals before the D.C. Court of Appeals, D.C. Circuit and Fourth Circuit.

His work is punctuated by numerous front-page cases, representing such high-profile clients as Monica Lewinsky, former CIA intelligence agent Aldrich H. Ames and former FBI Special Agent Robert Hanssen. He has represented business executives and companies in areas such as public corruption investigations, criminal antitrust matters, Foreign Corrupt Practices Act (FCPA) and export control violations, False Claims Act (FCA) cases and procurement fraud. Many of his cases have involved cross-border investigations, including extradition requests and multi-jurisdictional enforcement actions. He has also handled congressional investigations, as well as numerous matters involving national security issues, including the representation of several intelligence agency officials and serving most recently as an amicus appointed by the Foreign Intelligence Surveillance Court.

Since 2010, Preston has been ranked as a leading lawyer in White Collar Crime & Government Investigations by Chambers USA, which noted, “He is renowned throughout the legal community as someone with great trial skills and a great strategic sense." He has also been recognized for Corporate Investigations and White Collar Criminal Defense by Legal 500, which noted that he “has a formidable reputation for individual representations and is known for strategic thinking and willingness to try cases.” Benchmark Litigation 2019 named him as a top practitioner in White Collar and Securities Litigation.

Before joining Orrick, Preston was a partner at Buckley LLP and a member of the firm’s partner board. He joined Buckley from Poe & Burton PLLC, a boutique litigation firm he co-founded in 2011. Prior to that, he led the litigation practice of Orrick’s Washington, D.C. office. Following law school, he served as a law clerk to the Honorable Boyce F. Martin Jr. on the U.S. Court of Appeals for the Sixth Circuit and served as an Assistant U.S. Attorney in the Criminal Division of the U.S. Attorney's Office for the District of Columbia.

Jean-Paule Castagno Partner

Milan

Jean-Paule has more than 20 years of proven experience in white collar and corporate investigation, managing all phases of crisis management, such as internal investigations – including those of a cross-border nature –, the court defence in the context of criminal proceedings and the sanction proceedings before the Supervisory Authorities, in the interests of both individuals and legal entities (according to the D. Legislative Decree no. 231/2001). Jean-Paule advises clients in high-profile and complex cases with specific reference to anti-money laundering, financial crimes, false accounting, bankruptcy offenses, tax crimes, corruption and bribery in both the public and private sector, environmental crimes, occupational health and safety offenses, intellectual property crimes, data protection and privacy crimes/cybercrime, and import/export sanctions.

Thanks to her broad experience in conducting internal investigation and assisting individuals and legal entities in criminal and sanctions proceedings, she has been involved in advising Italian and foreign companies to address potential compliance risks, in performing due diligence focused on risk management and compliance risk in the context of extraordinary transactions and IPOs as well as in preparing and updating compliance programs (adopted under Law No. 231/2001) and in leading relative training to the board and to the employees.

She has also been appointed as member and chairwoman of the surveillance committees (Organismo di Vigilanza) of many Italian and foreign companies.

David Krakoff Partner

Washington, D.C.

His clients are investigated and prosecuted by the Department of Justice (DOJ), the Securities and Exchange Commission (SEC), the Treasury Department and other domestic and foreign enforcement agencies. They face prosecution for potential violations of the Foreign Corrupt Practices Act (FCPA), and the laws regulating securities enforcement, accounting fraud, public corruption, antitrust, tax health care, export control, False Claims Act (FCA), trade secrets and the environment. In addition, his clients are often involved in high-stakes shareholder class action litigation. He has had primary trial responsibility in more than 50 cases.

David is a recognized leader in the field of white collar and complex litigation. He is a Fellow in The American College of Trial Lawyers. Chambers USA has ranked him as a leading Litigation lawyer (2006-2022), and described him as "one of the best trial lawyers in the city … a genuine lion of the white-collar Bar ... extremely thoughtful and imaginative in developing investigation and trial strategy … He really knows his way around the court and the justice system. One of his greatest strengths is that he is unflinching in his willingness to try cases." Chambers also noted his FCPA work: “He is a shrewd tactician and always thoroughly prepared … great tactical judgment and a sense for strategy." Other accolades include: Legal 500 (2012, 2015-2022), which recognized him as the leader of Buckley’s "terrific" team that is “highly active in a number of regulated industries, with noted expertise in the financial services sector." Benchmark Litigation 2019 named him as a top practitioner in White Collar and General Commercial Litigation. In 2015 he was named a Law360 Trial Ace and a National Law Journal White Collar Trailblazer.

Prior to joining Orrick, David was a partner at Buckley LLP. In addition to his experience in private practice, he served as an Assistant U.S. Attorney for the District of Columbia for 10 years.

Bradley Marcus Partner

Washington, D.C.

Brad’s practice includes performing case investigations, developing successful case themes, strategies, and defenses and preparing and defending key witnesses. He has significant experience managing complex litigation, handling pre-trial motions, including overseeing successful summary judgment and motion to dismiss briefings, taking and defending critical fact and expert depositions and managing complex and cross-border e-discovery matters.

In the past few years, he has been involved in a number of cutting-edge cases in the FCPA arena spanning a variety of industries, including financial services, gaming, telecommunications and commodities trading.

Prior to joining Orrick, Brad was a partner at Buckley LLP. From 1999 to 2002, Brad covered Navy football and men’s college lacrosse as a reporter for the Washington Times.

Jeanine P. McGuinness Partner

Washington, D.C.

Jeanine’s clients include major U.S. and foreign financial institutions, and pharmaceutical, technology, telecommunications, energy, and natural resources companies.

Examples of Jeanine’s experience include:

• Represents clients in preparing voluntary self-disclosures, administrative subpoena responses and license applications, and represents companies in connection with enforcement actions by the Treasury Department’s Office of Foreign Assets Control (OFAC)
• Provides policy and compliance advice to clients affected by frequent changes in U.S. sanctions, including sanctions targeting Iran, Cuba, and Russia/Ukraine
• Assists foreign purchasers of U.S. companies in national security reviews, including navigating the CFIUS process, through preparation of notices, meetings with CFIUS member agencies, advising on follow-on investigations, and negotiating and implementing mitigation agreements
• Assists clients in developing and updating economic sanctions, anti-money laundering, and anti-corruption compliance policies and procedures
• Represents financial institutions in connection with U.S. federal and state enforcement actions regarding compliance with U.S. anti-money laundering laws and regulations
• Represents lenders, underwriters, borrowers, and issuers in international lending and capital markets transactions regarding sanctions, anti-corruption, and anti-money laundering issues
• Advises a U.S. trade association and its member banks regarding U.S. sanctions, anti-corruption, and anti-money laundering issues in lending transactions, and prepares guidance for the industry on these matters
• Advises financial institutions on the application of U.S. anti-money laundering regulations, with specific emphasis on customer identification program (CIP)/know your customer (KYC)/customer due diligence (CDD) requirements and suspicious activity reporting requirements
• Regularly advises private equity and hedge funds regarding compliance with U.S. anti-money laundering and sanctions laws and regulations, including with respect to appropriate provisions in subscription materials and enhanced due diligence on high-risk investors
• Advises clients regarding sanctions-related inquiries from the Securities and Exchange Commission (SEC) and state agencies implementing divestment laws and assists clients in preparing sanctions-related disclosure for inclusion in annual reports to the SEC

Jeanine is ranked in both the CFIUS Experts and Export Controls & Economic Sanctions categories by Chambers USA in 2019, 2020, 2021, and 2022. An interviewee had this to say of their experience working with Jeanine, “I am continuously impressed by her extensive knowledge, excellent communication skills and her ability to wrap her subject matter expertise around the details of the matter and then drive conclusions or recommendations for next steps."

David Rhinesmith Partner

Washington, D.C.

David represents clients in matters involving the False Claims Act (FCA), the Anti-Kickback Statute, the Foreign Corrupt Practices Act (FCPA), federal securities laws, and the Food, Drug, and Cosmetic Act, among others. He has particular experience handling government investigations and complex civil litigation arising under state and federal false claims acts, including whistleblower-initiated FCA suits. His litigation experience includes oral argument before the First Circuit and state appellate courts, leading briefing in federal and state trial and appellate courts, and deposing senior government officials.  

David routinely leads internal investigations relating to a range of ethics, fraud and corruption issues, including bribery, corruption, accounting fraud, revenue recognition, embezzlement, and other misconduct. David also has extensive compliance experience. He served as Global Investigations & Compliance Counsel at a leading medical device company, and served as Counsel with the Legal Compliance & Investigations team at one of the world's largest technology companies (both client secondments). He played a key role in multiple DOJ- and SEC-appointed corporate compliance monitorships, as both counsel to the Monitor and helping clients successfully navigate monitorships. He routinely works with clients to develop and enhance their compliance programs.

David previously worked as an Assistant Attorney General in the Massachusetts Attorney General’s Office, serving as lead counsel in more than a dozen criminal and civil matters at all levels of federal and state court.  

David is the hiring partner for the Washington, D.C. office and partner in charge of Orrick's D.C. summer program. He serves as firm-wide staffing partner for his practice group and is a member of the practice's professional development committee. He is deeply committed to associate development and mentoring.

In 2017, 2018, 2019, and 2020 David was selected to the Washington, D.C. Super Lawyers Rising Stars list.

Joseph Walker Partner

Washington, D.C.

In private practice, Joe represents companies and executives in FCPA internal investigations, enforcement actions, compliance and defense matters before the U.S. Securities and Exchange Commission (SEC), the Office of Foreign Assets Control (OFAC), the US Department of Justice (DOJ), the UK’s Serious Fraud Office and similar authorities. While at DOJ, Joe was a member of several task forces, including the Securities Fraud Task Force and DOJ’s Task Force into corruption allegations relating to the award of the Winter Olympics to Salt Lake City. Joe also acted as lead prosecutor on several high-profile matters, such as the first-ever joint FCPA enforcement action between the SEC and the DOJ against KPMG and Baker Hughes (which is now the template for FCPA enforcement); an insider trading matter against the former CFO of a waste removal company; and a tax fraud prosecution involving an executive of the U.S. Olympic Committee.

Joe provided counsel in high-profile matters, including leading the internal investigation for HealthSouth (relating to the first criminal indictment under the Sarbanes-Oxley Act); representing an executive for Credit Suisse under indictment for allegations related to tax evasion by U.S. citizens; working on notable FCPA investigations and representing financial institutions in enforcement matters with the Consumer Finance Protection Bureau and the Federal Deposit Insurance Corporation. Joe was appointed by the DOJ and the SEC to be the FCPA Compliance Monitor of Weatherford International Ltd., a large multinational corporation in the oil and gas industry, to monitor its FCPA Compliance Program in connection with a deferred prosecution agreement and settlement with those agencies. Joe has acted as Counsel to the monitor for FCA US LLC in the first-ever appointment of a monitorship by the Department of Transportation’s National Highway Traffic Safety Administration.

Joe also represents boards of directors, audit committees, officers, senior management and employees of global corporations in enforcement and criminal matters around the world and he frequently conducts internal investigations and due diligence for global clients. Such matters have included allegations of, FCPA violations, healthcare fraud, qui tam and False Claims Act actions, insider trading and similar matters. These matters have included such locations as Brazil, China, France, India, Indonesia, Korea, Kyrgyzstan, Malaysia, Nigeria, Pakistan, the Philippines, Russia, Singapore, Switzerland, Thailand, Turkestan, Turkmenistan, the UK, the United Arab Emirates and Uzbekistan.