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Josephine Aiello LeBeau
Partner
Washington, D.C.
Josephine focuses on matters related to compliance and enforcement of U.S. export control and sanctions.
  • National Security and Trade
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Mark Bass
Partner
Washington, D.C.
Mark Bass is a partner in the Washington, D.C., office of Wilson Sonsini Goodrich & Rosati, where he works with public and private technology companies at all stages of growth. He also represents venture capital funds, private equity firms, and investment banks in financings and public offerings. 
  • Corporate
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Michael S. Casey
Partner
London
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.
  • National Security and Trade
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Jocelyn Chow
Partner
Hong Kong
Jocelyn Chow is a regulatory and compliance partner in the Hong Kong office of Wilson Sonsini Goodrich & Rosati. With a focus on antitrust, national security, and international trade matters, Jocelyn advises multinational corporations on all aspects of antitrust law, global economic and trade sanctions, export controls, import controls, rules of origin, and foreign investment controls. She works with companies operating across numerous industrial sectors, including defense, bioscience, advanced engineering and technology, aviation, telecommunications and broadcasting, and financial services.
  • Regulatory
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Jodi Daniel
Partner
Washington, D.C.
Jodi Daniel is a nationally recognized leader in digital health law and policy, trusted by health care organizations and technology innovators to navigate the complex and dynamic regulatory landscape of digital health and wellness. With over 30 years of experience in healthcare innovation—including 15 years as a lawyer and senior policymaker at the U.S. Department of Health and Human Services (HHS)—Jodi leverages her extensive experience in digital health and health data to deliver strategic, practical advice to clients engaged in groundbreaking products and services that raise novel legal, policy, and ethical issues.
  • Regulatory
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Mark R. Fitzgerald
Partner
Boston
Mark is a veteran attorney who advises technology and life sciences companies on corporate law and transactional matters.
  • Corporate
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Joshua F. Gruenspecht
Partner
Washington, D.C.
Joshua advises domestic and foreign investors, funds, established companies and startups in regulatory, investigative, and enforcement matters.
  • National Security and Trade
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Jahna Hartwig
Partner
Washington, D.C.
Jahna Hartwig is a partner at Wilson Sonsini Goodrich & Rosati, where she advises domestic and foreign companies on compliance with international trade laws.
  • Regulatory
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Stephen R. Heifetz
Partner
Washington, D.C.

Stephen advises clients on laws and policies at the intersection of international business and national security. He previously served in the U.S. government on the Committee on Foreign Investment in the U.S.

  • National Security and Trade
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Andrea Linna
Partner
Andrea Linna is a partner at Wilson Sonsini Goodrich & Rosati, where she is a member of the firm’s digital health industry group and its healthcare practice. With more than a decade dedicated to healthcare law, Andrea exclusively represents digital health and healthcare IT clients, from emerging companies to established industry players, investors, and healthcare systems. Andrea guides her clients through the patchwork of federal and state laws that apply to digital health companies, addressing issues such as corporate practice of medicine, Stark Law compliance, Anti-Kickback Statute considerations, fee splitting, billing Medicare and Medicaid, contracting with commercial payors, value-based care arrangements, artificial intelligence, remote patient monitoring, online prescribing, scope of practice, and licensing requirements.
  • Regulatory
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Julia Tarver Wood
Partner
Washington, D.C.
Julia Tarver Wood is a partner in the Washington, D.C., office of Wilson Sonsini Goodrich & Rosati, where she represents clients in antitrust and other complex commercial litigation matters. With over two decades of trial experience, Julia offers strategic and insightful counsel on bet-the-company cases.
  • Antitrust and Competition
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Eva F. Yin
Partner
Seattle
Eva Yin, Ph.D., M.P.H., is a partner in Wilson Sonsini Goodrich & Rosati’s FDA regulatory, healthcare, and consumer products practice. Her practice includes conducting FDA and healthcare regulatory due diligence for corporate transactions; providing legal counsel to manufacturers regarding FDA approval/clearance for various products—including medical devices, mobile apps, and drugs, FDA compliance, regulation of promotional materials and labeling, and manufacturer compliance under federal and state healthcare laws, e.g., the federal Anti-Kickback Statute (AKS), False Claims Act (FCA), Sunshine Act, state licensing laws, corporate practice of medicine, etc.; reviewing contracts and compliance policies for manufacturers; and providing legal analysis and risk assessment of business models and fee arrangements involving patient assistance programs, healthcare professionals, or hospitals/clinics under federal and state healthcare laws and regulations.
  • Regulatory
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Seth Cowell
Of Counsel
Washington, D.C.
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.
  • National Security and Trade
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Jack Davies
Of Counsel
London
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.
  • National Security and Trade
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Lidia Niecko-Najjum
Of Counsel
Washington, D.C.
Lidia Niecko-Najjum is Of Counsel in the Washington, D.C., office of Wilson Sonsini Goodrich & Rosati, where she provides strategic counseling on health care regulatory and policy matters. Lidia is a seasoned attorney and former nurse with over 15 years of legal and policy experience. Her practice is focused on data use, interoperability, information blocking, privacy and security, artificial intelligence, machine learning, digital therapeutics, and telehealth. Her representative clients include digital health companies, health information networks, health plans, health systems, and academic medical centers.
  • Regulatory
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