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Douglas J. Clark
Managing Partner
Litigation
Palo Alto

D650-320-4824

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  • Securities Litigation Veteran

    As a practitioner, Doug focused primarily on securities litigation, representing defendants in more than 70 class and derivative actions.

  • Involvement in Precedent-Setting Disputes

    As a practitioner, Doug obtained a dismissal on behalf of clients in a Dodd-Frank "say on pay" case that is considered one of the leading decisions in the area.

  • Firm Management Roles

    In addition to his current roles as managing partner and a member of the firm’s board of directors, Doug previously served as the firm's litigation practice area leader for seven years.

Douglas J. Clark is the managing partner of Wilson Sonsini Goodrich & Rosati and a member of the firm’s board of directors. Doug has led the firm since 2012 and under his leadership, Wilson Sonsini has expanded strategically across the U.S. and internationally, fortifying its core practices. During his tenure, the firm’s annual revenue increased from $549 million in 2012 to $1.4 billion in 2025, and lawyer headcount surpassed 1,000—solidifying the firm’s position as a global legal powerhouse. In addition, the firm opened offices in key markets, including Boston, London, Los Angeles, Boulder, and Salt Lake City. Doug also played a key leadership role in the firm’s innovation initiatives, including its launch of SixFifty, an automated regulatory solutions subsidiary that was sold in 2025 and ranks among the largest acquisitions involving a law firm technology asset.

Since joining the firm in May 1993 as a litigator, Doug has focused primarily on securities litigation, representing defendants in more than 70 class and derivative actions. Among many other successful outcomes for clients, he secured dismissals for Acxiom in several securities and privacy class actions at the pleading stage, as well as a dismissal on behalf of Janus Capital and its directors and officers in a Dodd-Frank "say on pay" case that is considered one of the leading decisions in the area. Doug also has represented numerous companies in SEC investigations and exchange inquiries, and advises companies and their boards of directors on governance, investigatory, and compliance matters. His clients span a wide range of industries, including software and Internet, financial services, hardware and semiconductors, energy and clean technology, retail, media and entertainment, and life sciences.

In addition to serving as managing partner and a member of the firm’s board of directors, Doug was the leader of the firm's Litigation Department for seven years. He also has chaired the firm's Compensation Committee and served as a member of many other key committees, including the Policy Committee.

Experience

Douglas J. Clark is the managing partner of Wilson Sonsini Goodrich & Rosati and a member of the firm’s board of directors. Doug has led the firm since 2012 and under his leadership, Wilson Sonsini has expanded strategically across the U.S. and internationally, fortifying its core practices. During his tenure, the firm’s annual revenue increased from $549 million in 2012 to $1.4 billion in 2025, and lawyer headcount surpassed 1,000—solidifying the firm’s position as a global legal powerhouse. In addition, the firm opened offices in key markets, including Boston, London, Los Angeles, Boulder, and Salt Lake City. Doug also played a key leadership role in the firm’s innovation initiatives, including its launch of SixFifty, an automated regulatory solutions subsidiary that was sold in 2025 and ranks among the largest acquisitions involving a law firm technology asset.

Since joining the firm in May 1993 as a litigator, Doug has focused primarily on securities litigation, representing defendants in more than 70 class and derivative actions. Among many other successful outcomes for clients, he secured dismissals for Acxiom in several securities and privacy class actions at the pleading stage, as well as a dismissal on behalf of Janus Capital and its directors and officers in a Dodd-Frank "say on pay" case that is considered one of the leading decisions in the area. Doug also has represented numerous companies in SEC investigations and exchange inquiries, and advises companies and their boards of directors on governance, investigatory, and compliance matters. His clients span a wide range of industries, including software and Internet, financial services, hardware and semiconductors, energy and clean technology, retail, media and entertainment, and life sciences.

In addition to serving as managing partner and a member of the firm’s board of directors, Doug was the leader of the firm's Litigation Department for seven years. He also has chaired the firm's Compensation Committee and served as a member of many other key committees, including the Policy Committee.

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Wilson Sonsini, Attorneys Recognized in Several Categories for The Recorder's 2026 California Legal Awards
On April 27, 2026, The Recorder announced the winners and finalists for its annual California Legal Awards, honoring the accomplishments of attorneys and companies leading technology, innovation, and the legal profession. Wilson Sonsini has been named as a finalist in the following categories:
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News Articles
Doug Clark Named Among Lawdragon’s 2026 100 Managing Partners You Need to Know
On April 3, 2026, Wilson Sonsini’s Douglas Clark was named to Lawdragon’s “100 Managing Partners You Need to Know” for the second consecutive year. Doug has led the firm since 2012 and under his leadership, Wilson Sonsini has expanded strategically across the U.S. and internationally, fortifying its core practices.
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