Wilson Sonsini Goodrich & Rosati has been named among the leading global law firms in Global Investigations Review’s 2025 GIR 100 guide, profiling the best firms for companies and executives to call on during high-stakes corporate investigations. GIR’s research and editorial teams selected the top 100 firms handling multilayered and intricate investigations based on rigorous market research, data, submissions, and insights. The result is an in-depth survey of the best-performing investigations practices, specialist white-collar defense firms, and consulting businesses in the world.

Wilson Sonsini is honored for its global team of attorneys whose collective expertise in securities, trial, and anti-corruption matters helped manage complex cases involving the Department of Justice, Securities Exchange Commission, and international regulatory bodies. Wilson Sonsini stands out among all firms for its alignment with industries—namely technology and life sciences—most exposed to enforcement risk under U.S. and international scrutiny. Though much of the recent work is confidential, the firm is noted for undertaking a variety of assignments in the field of white-collar defense and government investigations. This includes representing clients in SEC enforcement actions related to alleged insider trading, violations of accounting practices, FCPA violations, and more.

Wilson Sonsini litigation partners Caz Hashemi, Moe Fodeman, and Tarek Helou are highlighted in the guide for their noteworthy contributions in the field.

Click here to view the complete 2025 GIR 100 Report.