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Experienced Antitrust Practitioner
Jeff's practice encompasses all aspects of antitrust law, including criminal grand jury investigations, civil investigations, private litigation, merger clearance, and compliance counseling.
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Regulatory Experience
Jeff previously served as a trial attorney in the Attorney General's Honors Program with the DOJ's Antitrust Division, working in the Networks & Technology Section on civil merger and non-merger matters.
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A Recognized Practitioner
Jeff has been recognized as a future leader in antitrust by Chambers USA and Global Competition Review/Who's Who.
Jeff VanHooreweghe is a partner within the antitrust practice in Wilson Sonsini Goodrich & Rosati's San Francisco office. His practice encompasses all aspects of antitrust law, including criminal grand jury investigations, civil investigations, private litigation, merger clearance, and compliance counseling.
Prior to joining the firm, Jeff worked as an associate at Skadden, Arps, Slate, Meagher & Flom LLP in Washington, D.C. At Skadden, Jeff advised clients on a number of different matters before federal agencies and courts in the United States and abroad, with a particular focus on criminal grand jury investigations and private civil litigation. For example, Jeff served as a lead attorney for an international air carrier involved in a multi-year criminal price-fixing investigation and several putative class actions. He also advised several companies in the technology and energy industries in connection with merger and non-merger investigations before the United States Department of Justice and the European Commission.
Jeff began his legal career in 2001 as a trial attorney in the Attorney General's Honors Program with the Department of Justice's Antitrust Division. At the Antitrust Division, Jeff worked in the Networks & Technology Section on civil merger and non-merger matters in the information technology, software, and financial services industries. Some of the more notable litigation cases that Jeff worked on at the Antitrust Division include United States v. Microsoft Corp. (D.C. Cir.), United States v. Oracle Corp. (N.D. Cal.), and United States v. SunGard Data Sys., Inc. (D.D.C.).
Jeff VanHooreweghe is a partner within the antitrust practice in Wilson Sonsini Goodrich & Rosati's San Francisco office. His practice encompasses all aspects of antitrust law, including criminal grand jury investigations, civil investigations, private litigation, merger clearance, and compliance counseling.
Prior to joining the firm, Jeff worked as an associate at Skadden, Arps, Slate, Meagher & Flom LLP in Washington, D.C. At Skadden, Jeff advised clients on a number of different matters before federal agencies and courts in the United States and abroad, with a particular focus on criminal grand jury investigations and private civil litigation. For example, Jeff served as a lead attorney for an international air carrier involved in a multi-year criminal price-fixing investigation and several putative class actions. He also advised several companies in the technology and energy industries in connection with merger and non-merger investigations before the United States Department of Justice and the European Commission.
Jeff began his legal career in 2001 as a trial attorney in the Attorney General's Honors Program with the Department of Justice's Antitrust Division. At the Antitrust Division, Jeff worked in the Networks & Technology Section on civil merger and non-merger matters in the information technology, software, and financial services industries. Some of the more notable litigation cases that Jeff worked on at the Antitrust Division include United States v. Microsoft Corp. (D.C. Cir.), United States v. Oracle Corp. (N.D. Cal.), and United States v. SunGard Data Sys., Inc. (D.D.C.).
- J.D., Catholic University of America, 2001Cum Laude; Editor-in-Chief, Catholic University Law Review
- A.B., Economics and History, Washington University in St. Louis, 1997
- Named among Lawdragon’s “500 Leading Litigators in America,” 2025
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Recognized in the 2021-2024 editions of Chambers USA: America's Leading Lawyers for Business, where sources describe him as a “extremely diligent and responsive” and “dives deeply into the factual details of his cases and knows how to use that material to his advantage”
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Selected for inclusion in the 2017, 2018, 2021, and 2023 editions of Global Competition Review/Who’s Who Legal: Competition
- Named a Future Leader in the 2019 and 2020 editions of Global Competition Review/Who's Who Legal
- Bar of the District of Columbia
- State Bar of California
- State Bar of Illinois
- U.S. District Court for the Northern District of California
- J.D., Catholic University of America, 2001Cum Laude; Editor-in-Chief, Catholic University Law Review
- A.B., Economics and History, Washington University in St. Louis, 1997
- Named among Lawdragon’s “500 Leading Litigators in America,” 2025
-
Recognized in the 2021-2024 editions of Chambers USA: America's Leading Lawyers for Business, where sources describe him as a “extremely diligent and responsive” and “dives deeply into the factual details of his cases and knows how to use that material to his advantage”
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Selected for inclusion in the 2017, 2018, 2021, and 2023 editions of Global Competition Review/Who’s Who Legal: Competition
- Named a Future Leader in the 2019 and 2020 editions of Global Competition Review/Who's Who Legal
- Bar of the District of Columbia
- State Bar of California
- State Bar of Illinois
- U.S. District Court for the Northern District of California
Select Publications
- Co-author, "Federal District Court Dismisses Justice Department's Latest 'No-Poach' Case Before Jury Deliberations," Employee Relations Law Journal, Autumn 2023
- Co-author with K. Sharp, "Update on DOJ “No-Poach” and “Wage-Fixing” Criminal Antitrust Prosecutions," Wilson Sonsini Alert, December 7, 2021
- Co-author with M. Rosman, T. Ikeda, and J. Epner, "USA" chapter, Cartels 2019, Chambers and Partners
- Co-author with M. Rosman, "Type C: The Antitrust Division's Newest Leniency Program," Law360, August 8, 2017
- Co-author with M. Rosman, "U.S.A" chapter, Cartels, Fifth Edition, Global Legal Insights, 2017
- Co-author, "DOJ Announces Updates to Antitrust Leniency Program," WSGR Alert, January 19, 2017
- Co-author, "DOJ and FTC Put HR Executives on Notice That Anticompetitive Hiring and Compensation Practices May Be Subject to Criminal Prosecution," WSGR Alert, October 24, 2016
- Co-author with M. Rosman, T. Ikeda, and T. Serra, "Lightning Strikes Twice: DOJ Gives Second Compliance Credit," Law360, October 15, 2015
- Co-author with M. Rosman and D. Sokol, "One Small Provision for Barclays, One Big Step for Compliance," Law360, May 26, 2015
- Co-author with M. Rosman and C. Williams, "U.S." chapter, Cartels, Third Edition, Global Legal Insights, 2015
- Co-author with M. Rosman, "Criminal Antitrust Policy: Bigger Sticks, Smaller Carrots," Law360, September 16, 2014
- Co-author with S. Chemtob and V. Rucker, "The U.S. DOJ Secures Two Extraditions of Foreign National on Antitrust Charges: Who Is Next?" Spotlight on Antitrust: Asia Edition, June 2014
- Co-author with M. Rosman, "Considerations for Improving Antitrust Cartel Enforcement in the United States," The 10th ABA/IBA International Cartel Workshop, Rome, Italy, 2014 (based on M. Rosman's testimony before the United States Senate on November 14, 2013, at a hearing concerning U.S. cartel enforcement before the Senate Subcommittee on Antitrust, Competition Policy and Consumer Rights of the Committee on the Judiciary)
- Co-author with M. Rosman, "What Goes Up, Doesn't Come Down: The Absence of the Mitigating-Role Adjustment in Antitrust Sentencing," The Antitrust Source, August 2012
- "Who Will Control the Business Behind Business-to-Business Marketplaces?" Standards Engineering, Vol. 53, No. 2, 2001
- "Legal Services Corporation v. Velazquez: The Supreme Court's Missed Opportunity to Clarify the Viewpoint Discrimination Doctrine's Role in Subsidized Speech Cases," 50 Catholic University Law Review 539, 2001
Select Speaking Engagements
- Presenter, “What's Next from the Biden Administration in Antitrust Enforcement? Considerations for Software Companies,” Webinar, February 9, 2022
- Panelist, "Forex Trial: Behind the Scenes with the Trial Attorneys," ABA Section of Antitrust Law, Cartel and Criminal Practice, Washington, D.C., January 22, 2019
- Panelist, "10th Anniversary of the AML: Trends, Challenges and Successes," UNCTAD and CUPL Conference, Beijing, China, November 2017
- Moderator, "Hiring, Salaries, and Antitrust: All You Need to Know about DOJ's Guidelines for HR Professionals," American Bar Association, December 16, 2016
- Co-presenter, "Extraterritorial Reach of the U.S. Antitrust Laws under the Foreign Trade Antitrust Improvements Act (FTAIA): New Court Decisions – On-Demand", Clear Law Institute Webinar, September 29, 2015
- Panelist, The Knowledge Group Webinar Legal Series, "U.S. Antitrust Laws - Developments in Extra-territorial Reach," January 30, 2015
Select Publications
- Co-author, "Federal District Court Dismisses Justice Department's Latest 'No-Poach' Case Before Jury Deliberations," Employee Relations Law Journal, Autumn 2023
- Co-author with K. Sharp, "Update on DOJ “No-Poach” and “Wage-Fixing” Criminal Antitrust Prosecutions," Wilson Sonsini Alert, December 7, 2021
- Co-author with M. Rosman, T. Ikeda, and J. Epner, "USA" chapter, Cartels 2019, Chambers and Partners
- Co-author with M. Rosman, "Type C: The Antitrust Division's Newest Leniency Program," Law360, August 8, 2017
- Co-author with M. Rosman, "U.S.A" chapter, Cartels, Fifth Edition, Global Legal Insights, 2017
- Co-author, "DOJ Announces Updates to Antitrust Leniency Program," WSGR Alert, January 19, 2017
- Co-author, "DOJ and FTC Put HR Executives on Notice That Anticompetitive Hiring and Compensation Practices May Be Subject to Criminal Prosecution," WSGR Alert, October 24, 2016
- Co-author with M. Rosman, T. Ikeda, and T. Serra, "Lightning Strikes Twice: DOJ Gives Second Compliance Credit," Law360, October 15, 2015
- Co-author with M. Rosman and D. Sokol, "One Small Provision for Barclays, One Big Step for Compliance," Law360, May 26, 2015
- Co-author with M. Rosman and C. Williams, "U.S." chapter, Cartels, Third Edition, Global Legal Insights, 2015
- Co-author with M. Rosman, "Criminal Antitrust Policy: Bigger Sticks, Smaller Carrots," Law360, September 16, 2014
- Co-author with S. Chemtob and V. Rucker, "The U.S. DOJ Secures Two Extraditions of Foreign National on Antitrust Charges: Who Is Next?" Spotlight on Antitrust: Asia Edition, June 2014
- Co-author with M. Rosman, "Considerations for Improving Antitrust Cartel Enforcement in the United States," The 10th ABA/IBA International Cartel Workshop, Rome, Italy, 2014 (based on M. Rosman's testimony before the United States Senate on November 14, 2013, at a hearing concerning U.S. cartel enforcement before the Senate Subcommittee on Antitrust, Competition Policy and Consumer Rights of the Committee on the Judiciary)
- Co-author with M. Rosman, "What Goes Up, Doesn't Come Down: The Absence of the Mitigating-Role Adjustment in Antitrust Sentencing," The Antitrust Source, August 2012
- "Who Will Control the Business Behind Business-to-Business Marketplaces?" Standards Engineering, Vol. 53, No. 2, 2001
- "Legal Services Corporation v. Velazquez: The Supreme Court's Missed Opportunity to Clarify the Viewpoint Discrimination Doctrine's Role in Subsidized Speech Cases," 50 Catholic University Law Review 539, 2001
Select Speaking Engagements
- Presenter, “What's Next from the Biden Administration in Antitrust Enforcement? Considerations for Software Companies,” Webinar, February 9, 2022
- Panelist, "Forex Trial: Behind the Scenes with the Trial Attorneys," ABA Section of Antitrust Law, Cartel and Criminal Practice, Washington, D.C., January 22, 2019
- Panelist, "10th Anniversary of the AML: Trends, Challenges and Successes," UNCTAD and CUPL Conference, Beijing, China, November 2017
- Moderator, "Hiring, Salaries, and Antitrust: All You Need to Know about DOJ's Guidelines for HR Professionals," American Bar Association, December 16, 2016
- Co-presenter, "Extraterritorial Reach of the U.S. Antitrust Laws under the Foreign Trade Antitrust Improvements Act (FTAIA): New Court Decisions – On-Demand", Clear Law Institute Webinar, September 29, 2015
- Panelist, The Knowledge Group Webinar Legal Series, "U.S. Antitrust Laws - Developments in Extra-territorial Reach," January 30, 2015
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