WSGR logoWSGR logo
WSGR logo
  • Experience
  • People
  • Insights
  • About Us
  • Careers

  • Practice Areas
  • Industries

  • Corporate
  • Intellectual Property
  • Litigation
  • Patents and Innovations
  • Regulatory
  • Technology Transactions

  • Capital Markets
  • Corporate Governance
  • Corporate Life Sciences
  • Derivatives
  • Emerging Companies and Venture Capital
  • Employee Benefits and Compensation
  • Energy and Climate Solutions
  • Executive Advisory Program
  • Finance and Structured Finance
  • Fund Formation
  • Greater China
  • Mergers & Acquisitions
  • Private Equity
  • Public Company Representation
  • Real Estate
  • Restructuring
  • Shareholder Engagement and Activism
  • Tax
  • U.S. Expansion
  • Wealthtech

  • Special Purpose Acquisition Companies (SPACs)

  • Environmental, Social, and Governance

  • AI and Data Center Infrastructure
  • Energy Regulation and Competition
  • Project Development and M&A
  • Project Finance and Tax Credit Transactions
  • Sustainability and Decarbonization
  • Transportation Electrification

  • U.S. Expansion Library and Resources

  • Post-Grant Review
  • Trademark and Advertising

  • Antitrust Litigation
  • Arbitration
  • Board and Internal Investigations
  • Class Action Litigation
  • Commercial Litigation
  • Consumer Litigation
  • Corporate Governance Litigation
  • Employment Litigation
  • Executive Branch Updates
  • Government Investigations
  • Internet Strategy and Litigation
  • Patent Litigation
  • Securities Litigation
  • State Attorneys General
  • Supreme Court and Appellate Practice
  • Trade Secret Litigation
  • Trademark and Copyright Litigation
  • Trial
  • White Collar Crime

  • Advertising, Promotions, and Marketing
  • Antitrust and Competition
  • Committee on Foreign Investment in the U.S. (CFIUS)
  • Communications
  • Data, Privacy, and Cybersecurity
  • Export Control and Sanctions
  • FCPA and Anti-Corruption
  • FDA Regulatory, Healthcare, and Consumer Products
  • Federal Trade Commission
  • Fintech and Financial Services
  • Government Contracts
  • National Security and Trade
  • Payments
  • State Attorneys General
  • Strategic Risk and Crisis Management
  • Tariffs, Customs, and Import Compliance

  • Antitrust and Intellectual Property
  • Antitrust Civil Enforcement
  • Antitrust Compliance and Business Strategy
  • Antitrust Criminal Enforcement
  • Antitrust Litigation
  • Antitrust Merger Clearance
  • European Competition Law
  • Third-Party Merger and Non-Merger Antitrust Representation

  • Anti-Money Laundering
  • Foreign Ownership, Control, or Influence (FOCI)
  • Team Telecom

  • AI in Healthcare
  • Animal Health
  • Artificial Intelligence and Machine Learning
  • Aviation
  • Biotech
  • Blockchain and Cryptocurrency
  • Clean Energy
  • Climate and Clean Technologies
  • Communications and Networking
  • Consumer Products and Services
  • Data Storage and Cloud
  • Defense Tech
  • Diagnostics, Life Science Tools, and Deep Tech
  • Digital Health
  • Digital Media and Entertainment
  • Electronic Gaming
  • Fintech and Financial Services
  • FoodTech and AgTech
  • Global Generics
  • Internet
  • Life Sciences
  • Medical Devices
  • Mobile Devices
  • Mobility
  • NewSpace
  • Quantum Computing
  • Semiconductors
  • Software

  • Offices
  • Country Desks
  • Events
  • Community
  • Our Diversity
  • Sustainability
  • Our Values
  • Board of Directors
  • Management Team

  • Austin
  • Boston
  • Boulder
  • Brussels
  • Century City
  • Hong Kong
  • London
  • Los Angeles
  • New York
  • Palo Alto
  • Salt Lake City
  • San Diego
  • San Francisco
  • Seattle
  • Shanghai
  • Washington, D.C.
  • Wilmington, DE

  • Law Students
  • Judicial Clerks
  • Experienced Attorneys
  • Patent Agents
  • Business Professionals
  • Alternative Legal Careers
  • Contact Recruiting
John Karin
Partner
Litigation
New York
jkarin@wsgr.com

D212-497-7797

Download vCard
Open PDF

John Karin is a partner in the New York office of Wilson Sonsini Goodrich & Rosati, where he is a member of the complex litigation group. John has experience managing all stages of large, bet-the-company litigation across the United States and abroad, including pre-complaint demands and investigations, motion practice, discovery, trial, and appeal. He has a wide-ranging practice, having litigated precedent-setting cases in the fiduciary duty, M&A, securities, and general commercial spaces. He also counsels companies and their directors on litigation, corporate governance, and major strategic transactions, both contemplated and hostile. John has represented and advised clients in a number of industries, including technology, pharmaceuticals, financial services, telecommunications, and energy.

Prior to joining the firm, he was an associate at Cravath, Swaine & Moore LLP. After law school, John clerked for the Honorable Richard A. Posner of the U.S. Court of Appeals for the Seventh Circuit.

Experience

John Karin is a partner in the New York office of Wilson Sonsini Goodrich & Rosati, where he is a member of the complex litigation group. John has experience managing all stages of large, bet-the-company litigation across the United States and abroad, including pre-complaint demands and investigations, motion practice, discovery, trial, and appeal. He has a wide-ranging practice, having litigated precedent-setting cases in the fiduciary duty, M&A, securities, and general commercial spaces. He also counsels companies and their directors on litigation, corporate governance, and major strategic transactions, both contemplated and hostile. John has represented and advised clients in a number of industries, including technology, pharmaceuticals, financial services, telecommunications, and energy.

Prior to joining the firm, he was an associate at Cravath, Swaine & Moore LLP. After law school, John clerked for the Honorable Richard A. Posner of the U.S. Court of Appeals for the Seventh Circuit.

Education
  • J.D., The University of Chicago Law School

    High Honors, Order of the Coif, Kirkland & Ellis Scholar, The University of Chicago Law Review, Recipient of the Lynde and Harry Bradley Student Fellowship

  • B.S., Industrial and Labor Relations, Cornell University

    Graduated first in class, Merrill Presidential Scholar, Recipient of the Cornell Tradition Fellowship

Associations and Memberships
  • Member, Mergers, Acquisitions, & Corporate Control Contests Committee, New York City Bar Association, 2022-2025
Admissions
  • State Bar of New York
  • U.S. District Court for the Eastern District of New York
  • U.S. District Court for the Southern District of New York
  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. Court of Appeals for the Ninth Circuit
Credentials
Education
  • J.D., The University of Chicago Law School

    High Honors, Order of the Coif, Kirkland & Ellis Scholar, The University of Chicago Law Review, Recipient of the Lynde and Harry Bradley Student Fellowship

  • B.S., Industrial and Labor Relations, Cornell University

    Graduated first in class, Merrill Presidential Scholar, Recipient of the Cornell Tradition Fellowship

Associations and Memberships
  • Member, Mergers, Acquisitions, & Corporate Control Contests Committee, New York City Bar Association, 2022-2025
Admissions
  • State Bar of New York
  • U.S. District Court for the Eastern District of New York
  • U.S. District Court for the Southern District of New York
  • U.S. Court of Appeals for the Seventh Circuit
  • U.S. Court of Appeals for the Ninth Circuit
Focus Areas
  • Class Action Litigation
  • Commercial Litigation
  • Corporate Governance Litigation
  • Litigation
  • Securities Litigation
  • Supreme Court and Appellate
  • Trial
Recent Insights
Press Releases
Wilson Sonsini Goodrich & Rosati Elects 12 Attorneys to Partner
PALO ALTO, CA (November 17, 2025)—Wilson Sonsini Goodrich & Rosati, the premier provider of legal services to technology, life sciences, and growth enterprises worldwide, today announced the election of 12 new partners from within the firm’s attorney ranks. The promotions will take effect on February 1, 2026.
Learn More
  • people
  • insights
  • about us
  • careers
  • Binder
  • Alumni
  • Mailing List Signup
  • Client FTP Portal
  • Privacy Policy
  • Terms of Use
  • Accessibility
WSGR logo
Twitter
LinkedIn
Facebook
Instagram
Youtube
Copyright © 2026 Wilson Sonsini Goodrich & Rosati. All Rights Reserved.