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Michael S. Casey
Partner
Mike Casey is a dual-qualified, Chambers-ranked (Band 1) partner in Wilson Sonsini Goodrich & Rosati’s London office. His practice focuses on advising clients on sanctions, export controls, anti-corruption, and anti-money laundering issues in investigations, counseling, and compliance matters. In addition, he regularly acts as a specialist in mergers, acquisitions, venture financings, lending arrangements, and other types of corporate transactions. He also frequently advises clients on the UK’s National Security and Investment Act and other foreign direct investment review regimes.
Chambers UK noted that Mike is “a one-stop shop for global sanctions advice” who is “very responsive with his provision of highly commercial advice.” The publication also described Mike as “one of the most experienced practitioners in the market” who “understands and takes into consideration any necessary complexities and understands the importance of commerciality when giving recommendations.”
Mike has led numerous internal and government-initiated investigations involving potential violations of sanctions, export controls, anti-money laundering laws, anti-bribery laws, and fraud laws throughout the world. He has also represented individuals in pending and threatened litigation.
Mike regularly advises clients on a wide range of compliance issues. He works with clients to develop and implement state-of-the-art compliance programs, including corporate policies, training programs, and third-party procedures. Further, Mike assists clients with carrying out due diligence for many types of corporate transactions. He has successfully guided dozens of investors and companies through the NSI Act review process.
Prior to joining Wilson Sonsini, Mike was a partner in the London office of Kirkland & Ellis.
Mike is the author of Sanctions Enforcement and Compliance: A Practitioner’s Guide to OFAC, a treatise published by Bloomberg BNA. Additionally, leading legal publications have published more than 45 of his articles. He has been quoted in numerous publications, including The Wall Street Journal, The New York Times, and Global Investigations Review.
Chambers UK noted that Mike is “a one-stop shop for global sanctions advice” who is “very responsive with his provision of highly commercial advice.” The publication also described Mike as “one of the most experienced practitioners in the market” who “understands and takes into consideration any necessary complexities and understands the importance of commerciality when giving recommendations.”
Mike has led numerous internal and government-initiated investigations involving potential violations of sanctions, export controls, anti-money laundering laws, anti-bribery laws, and fraud laws throughout the world. He has also represented individuals in pending and threatened litigation.
Mike regularly advises clients on a wide range of compliance issues. He works with clients to develop and implement state-of-the-art compliance programs, including corporate policies, training programs, and third-party procedures. Further, Mike assists clients with carrying out due diligence for many types of corporate transactions. He has successfully guided dozens of investors and companies through the NSI Act review process.
Prior to joining Wilson Sonsini, Mike was a partner in the London office of Kirkland & Ellis.
Mike is the author of Sanctions Enforcement and Compliance: A Practitioner’s Guide to OFAC, a treatise published by Bloomberg BNA. Additionally, leading legal publications have published more than 45 of his articles. He has been quoted in numerous publications, including The Wall Street Journal, The New York Times, and Global Investigations Review.
Ben Crosson
Partner
Ben represents clients in complex litigation matters and advises them in conjunction with government and internal investigations.
Leo Cunningham
Partner
Leo is a former federal prosecutor who represents clients in sensitive litigation matters, including federal and state court trials.
Jahna Hartwig
Partner
Jahna Hartwig is a partner at Wilson Sonsini Goodrich & Rosati, where she advises domestic and foreign companies on compliance with international trade laws.
Caz Hashemi
Partner
Caz is head of Wilson Sonsini’s litigation department and a member of the firm’s board of directors. He is nationally recognized as one of the top attorneys in his field of practice, regularly representing clients in high stakes securities litigation and government investigation matters.
Tarek J. Helou
Partner
Tarek represents companies in internal investigations and defends companies and individuals in significant and multi-jurisdictional government enforcement actions.
Melissa Mills
Partner
Melissa Mills is a litigation partner in the Los Angeles office of Wilson Sonsini Goodrich & Rosati, where she is a member of the firm’s national team of trial lawyers known for its success in litigating cutting-edge disputes in technology, intellectual property, and other areas. She is a co-chair of the firm’s complex litigation practice and a member of the board of directors of the Wilson Sonsini Foundation.
Eli B. Richlin
Partner
Eli Richlin practices in the New York office of Wilson Sonsini Goodrich & Rosati, where he maintains a broad practice focused on litigation pending in New York federal and state courts covering general commercial matters, intellectual property disputes, white collar criminal defense and internal investigations, and government and regulatory enforcement proceedings.
Brent Snyder
Partner
Brent Snyder, head of the firm's regulatory and compliance department, brings more than 30 years of civil and criminal litigation and trial experience in both the private and public sectors. He is widely regarded as one of the world’s leading authorities on antitrust and competition enforcement in the area of antitrust cartels and related criminal violations. Brent has secured positive outcomes for leading companies and individual executives across industries in investigations by the U.S. Department of Justice (DOJ) and other antitrust enforcers, all while ensuring minimal business disruptions.
Prior to joining the firm, Brent served as chief executive officer of the Hong Kong Competition Commission (HKCC), where he had day-to-day responsibility for all aspects of its enforcement, policy, advocacy, and administration functions. Under his leadership, the HKCC set several important litigation precedents; significantly increased the volume, variety, and complexity of its enforcement work; improved its leniency and cooperation incentives; and enhanced its competition policy and advocacy work.
Prior to joining the firm, Brent served as chief executive officer of the Hong Kong Competition Commission (HKCC), where he had day-to-day responsibility for all aspects of its enforcement, policy, advocacy, and administration functions. Under his leadership, the HKCC set several important litigation precedents; significantly increased the volume, variety, and complexity of its enforcement work; improved its leniency and cooperation incentives; and enhanced its competition policy and advocacy work.
Stephen B. Strain
Partner
Stephen Strain is a partner in the Palo Alto office of Wilson Sonsini Goodrich & Rosati. His practice focuses on several areas, including advising clients in government and internal investigations, as well as representing clients in complex class action and shareholder litigation. In his litigation practice, Stephen frequently represents companies, as well as their officers and directors, in various types of litigation and litigation-related matters, including securities class actions, shareholder derivative suits, merger cases, and books and records demands.
Catherine E. Moreno
Partner Emeritus
Catherine represented clients in securities and commercial litigation and investigations.
Steven M. Schatz
Partner Emeritus
Steve specializes in shareholder disputes and financial fraud matters, and is often called upon to counsel boards of directors and senior management on sensitive, confidential issues.
Tim Broas
Senior Of Counsel
Timothy Broas is Senior Of Counsel in the Washington, D.C., office of Wilson Sonsini Goodrich & Rosati, where he is a member of the government investigations practice. Tim is an accomplished lawyer whose service as the U.S. Ambassador to the Kingdom of the Netherlands (2014-2016) and over 30 years of experience as a white collar criminal defense attorney inform his ability to counsel clients facing government investigations, inquiries, and other criminal and civil proceedings, in both national and cross-border contexts.
Seth Cowell
Of Counsel
Seth Cowell is Of Counsel in the Washington, D.C., office of Wilson Sonsini Goodrich & Rosati, where he counsels and represents domestic and foreign entities in national security-related areas, including matters before the Committee on Foreign Investment in the United States (CFIUS). He also counsels clients on matters relating to federal government contracting under the Federal Acquisition Regulation (FAR) and the Defense Federal Acquisition Regulation Supplement (DFARS), the Foreign Corrupt Practices Act (FCPA), and other laws and regulations concerning domestic and international business.
Jack Davies
Of Counsel
Jack Davies is Of Counsel in the London office of Wilson Sonsini Goodrich & Rosati. His practice focuses on investigations and regulatory compliance matters related to money laundering, economic sanctions, export controls, corruption, and other white collar crime. He also advises clients on the UK’s National Security and Investment Act.