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
Karol Piwonski
Associate
Data, Privacy, and Cybersecurity
Brussels
kpiwonski@wsgr.com

D32-32-2-2745749

Download vCard
Open PDF

Karol Piwonski is an associate in the Brussels office of Wilson Sonsini Goodrich & Rosati. His practice focuses on data protection, privacy, and data regulatory law.

Karol advises clients on all aspects of European privacy and data protection law. He has worked on a number of GDPR compliance projects and has experience in advisory, transactional, and regulatory matters, including enforcement actions by supervisory authorities. He also advises companies on current and upcoming EU regulations, including the Artificial Intelligence Act and the Digital Services Act.

Karol advises a broad range of clients, from start-ups to global market leaders, on cutting-edge regulatory and privacy issues across sectors such as technology, social media, advertising, financial services, and other data-driven industries.

Karol is a native Polish speaker. He is fluent in English and familiar with French.

Experience

Karol Piwonski is an associate in the Brussels office of Wilson Sonsini Goodrich & Rosati. His practice focuses on data protection, privacy, and data regulatory law.

Karol advises clients on all aspects of European privacy and data protection law. He has worked on a number of GDPR compliance projects and has experience in advisory, transactional, and regulatory matters, including enforcement actions by supervisory authorities. He also advises companies on current and upcoming EU regulations, including the Artificial Intelligence Act and the Digital Services Act.

Karol advises a broad range of clients, from start-ups to global market leaders, on cutting-edge regulatory and privacy issues across sectors such as technology, social media, advertising, financial services, and other data-driven industries.

Karol is a native Polish speaker. He is fluent in English and familiar with French.

Education
  • LL.M., Harvard Law School, 2023
  • Master of Law, University of Warsaw, Poland, 2022

    With Honors

Admissions
  • Brussels Bar B-List
  • State Bar of New York
Credentials
Education
  • LL.M., Harvard Law School, 2023
  • Master of Law, University of Warsaw, Poland, 2022

    With Honors

Admissions
  • Brussels Bar B-List
  • State Bar of New York

Select Publications 

  • Co-author, “EU AI Act to Enter into Force in August,” Wilson Sonsini Alert, July 12, 2024
  • Co-author, “EU Lawmakers Reach Political Agreement on the AI Act,” Wilson Sonsini Alert, December 11, 2023
  • Co-author, “International Guiding Principles and Cybersecurity Guidelines for AI Actors Adopted by G7 and Other Major Economies,” Wilson Sonsini Alert, December 11, 2023
Insights

Select Publications 

  • Co-author, “EU AI Act to Enter into Force in August,” Wilson Sonsini Alert, July 12, 2024
  • Co-author, “EU Lawmakers Reach Political Agreement on the AI Act,” Wilson Sonsini Alert, December 11, 2023
  • Co-author, “International Guiding Principles and Cybersecurity Guidelines for AI Actors Adopted by G7 and Other Major Economies,” Wilson Sonsini Alert, December 11, 2023
Focus Areas
  • Data, Privacy, and Cybersecurity
Recent Insights
Alerts
EU Releases Final Code of Practice for General-Purpose AI Models
On July 10, 2025, the European Commission (EC) published the final version of the General-Purpose AI Code of Practice (Code). This voluntary instrument provides guidance on how providers of general-purpose AI models (GPAI), including those posing systemic risks (GPAI-SR), can comply with their obligations under the AI Act, which become applicable on August 2, 2025. The Code is structured around three key areas: transparency, copyright, and safety and security. Adherence to the Code is voluntary, but providers who decide not to comply with it may face heightened scrutiny from regulators, as they will be expected to demonstrate AI Act compliance through alternative means.
Learn More
Alerts
EU AI Office Clarifies Key Obligations for AI Models Becoming Applicable in August
On April 22, 2025, the EU Commission’s AI Office published draft guidelines to clarify the obligations in the EU AI Act for providers of general-purpose AI models (guidelines). These obligations will be applicable to AI models released in the EU market after August 2, 2025. The guidelines are currently open for public consultation, and the AI Office invited stakeholders to provide feedback by May 22, 2025, using this form. The AI Office plans to adopt a final version of the guidelines before August 2025. Below, we present the main takeaways from the guidelines.
Learn More
View All
  • 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.