Practice Areas/Antitrust & Trade Regulation

Practice Area

Former Government Antitrust Professionals

Connect with the people who reviewed mergers and enforced competition law for the government.

Antitrust & Trade Regulation

Competition Experience From Inside the Agencies

Competition matters are decided by two federal agencies, the state attorneys general, and the courts, each with its own instincts about markets and mergers. The professionals below investigated deals, tried conduct cases, and shaped competition policy from inside those institutions.

Members in this practice area

Antitrust & Trade Regulation

Showing 1–20 of 65
Ranked by relevance to Antitrust & Trade Regulation from verified member profiles.
Kevin B. Muhlendorf
Kevin B. Muhlendorf
Verified15 years of government experience
Securities Enforcement and White Collar Defense

AI SummaryFormer Assistant Chief in DOJ Fraud Section and Senior Counsel at SEC, specializing in securities fraud and anti-corruption, now leading internal investigations and advising on white collar crime. Served as Acting Inspector General for WMATA, overseeing audits and investigations.

Current
PartnerWiley Rein LLP
Foreign Corrupt Practices Act (FCPA)Civil Litigation
Former Government
Acting Inspector GeneralWashington Metropolitan Area Transit Authority (WMATA)
Auditing
Practice Areas
Foreign Corrupt Practices Act SEC Compliance & SecuritiesPrivacy / Data Privacy+1
Sectors
Government ServicesBusiness & FinanceLegal
David W. Simon
David W. Simon
Verified2 years of government experience
Strategic counsel to boards and senior management

AI SummaryServed as law clerk for U.S. District Court; specializes in corporate compliance, investigations, and defense against government enforcement actions.

Current
Adjunct ProfessorUniversity of Wisconsin Law School
ProfessorEducation
Former Government
Law ClerkU.S. District Court
Law ClerkCivil Litigation
Practice Areas
InvestigationsFalse Claims Act, Qui Tam, & Whistleblower DefenseLitigation & Trial+1
Sectors
Manufacturing
Milwaukee, WisconsinView Profile →
Mark A. Racanelli
Mark A. Racanelli
Verified5 years of government experience
Global Co-Chair WhiteCollar Defense and Corp. Investigation

AI SummaryMark Racanelli served as an Assistant U.S. Attorney for five years, specializing in white collar crime and criminal law. His experience in litigation, corporate investigations, and regulatory enforcement suits him for roles in white collar crime, corporate law, and securities law.

Current
PartnerO'Melveny & Myers LLP
Foreign Corrupt Practices Act (FCPA)Civil Litigation
Former Government
Assistant US AttorneyU.S. Attorney’s Office
White Collar CrimeLegal
Practice Areas
Securities Transactions & ComplianceSecurities & Investment CompaniesSecurities Litigation & Enforcement+1
Sectors
Securities, Commodity Contracts, & Other Financial Investments & Related ActivitiesGovernment ServicesBusiness & Finance+1
New York, New YorkView Profile →
Rebecca Mermelstein
Rebecca Mermelstein
Verified13 years of government experience
White collar and finance-related investigations & litigation

AI SummaryRebecca Mermelstein served as an Assistant U.S. Attorney for over a decade, specializing in white-collar crime and finance-related investigations, which suits her current role as a partner in white-collar and finance-related investigations and litigation.

Current
PartnerO'Melveny & Myers LLP
Foreign Corrupt Practices Act (FCPA)Civil Litigation
Former Government
Co-ChiefU.S. Attorney’s Office
Foreign Corrupt Practices Act (FCPA)Securities Law
Practice Areas
Securities Transactions & ComplianceFalse Claims Act, Qui Tam, & Whistleblower DefenseSecurities Exchange Act+1
Sectors
Securities, Commodity Contracts, & Other Financial Investments & Related ActivitiesBusiness & FinanceLegal
New York, New YorkView Profile →
Michael Tubach
Michael Tubach
Verified8 years of government experience
Civil litigation and white-collar criminal defense lawyer

AI SummaryMichael Tubach served as an Assistant U.S. Attorney and Bristow Fellow, specializing in civil litigation and criminal defense, which suits his current role as a civil litigation and white-collar criminal defense lawyer.

Current
Managing Partner of the Firm’s San Francisco office | Chair of O’Melveny’s firmwide Pro Bono CommitteeO'Melveny & Myers LLP
Civil LitigationSecurities Law
Former Government
Assistant U.S. AttorneyU.S. Attorney’s Office
Civil LitigationResearch
Practice Areas
Litigation & TrialsCorporate LawSecurities & Investment Companies+1
Sectors
Auto PartsAuto & Truck DealershipsAuto Manufacturers
San Francisco, CaliforniaView Profile →
Steven J. Olson
Steven J. Olson
Verified8 years of government experience
Government Enforcement Defense & Investigations Litigation

AI SummaryFormer Assistant US Attorney, now advising on government investigations and litigation, specializing in white-collar crime and complex civil litigation.

Current
Litigation Department Co-Chair / PartnerO'Melveny & Myers LLP
Foreign Corrupt Practices Act (FCPA)Civil Litigation
Former Government
Assistant United States AttorneyU.S. Attorney’s Office
Civil LitigationLegal Assistant
Practice Areas
Business LitigationAdministrative Litigation & AppealsAntitrust & Trade Regulation+1
Sectors
Financial Data & Stock ExchangesSecurities, Commodity Contracts, & Other Financial Investments & Related ActivitiesGovernment Services+1
Los Angeles, CaliforniaView Profile →
Sharon M. Bunzel
Sharon M. Bunzel
Verified7 years of government experience
White Collar Defense & Corporate Investigations

AI SummarySharon Bunzel served as an Assistant US Attorney, overseeing complex investigations. She specializes in white-collar defense, corporate investigations, and compliance programs.

Current
PartnerO'Melveny & Myers LLP
Environmental LawForeign Corrupt Practices Act (FCPA)
Former Government
Assistant United States AttorneyU.S. Attorney’s Office
LegalExecutive Assistant
Practice Areas
White Collar Crime & Government InvestigationsFalse Claims Act, Qui Tam, & Whistleblower DefenseCybersecurity +1
Sectors
Healthcare & Public Health
San Francisco, CaliforniaView Profile →
Tyler G. Newby
Tyler G. Newby
Verified3 years of government experience
Partner, Litigation Group at Fenwick & West LLP

AI SummaryTyler G. Newby served as a Special Assistant United States Attorney and Trial Attorney in the U.S. Department of Justice, specializing in intellectual property and cybercrime.

Current
Partner, Litigation GroupFenwick & West LLP
Civil LitigationPrivacy Law
Former Government
Special Assistant United States AttorneyU.S. Attorney’s Office
Intellectual Property AttorneyCriminal Investigation
Practice Areas
Trade SecretsChildren's Online Privacy Protection Rule (COPPA)Cybersecurity +1
Sectors
Health Science & Medical TechnologyAmusement, Gambling, & Recreation IndustriesTrade, Transportation, & Utilities+1
San Francisco, CaliforniaView Profile →
Timothy C. Brightbill
Timothy C. Brightbill
Verified1 years of government experience
Partner | Co-Chair at Wiley Rein LLP ; Adjunct Professor.

AI SummaryServed as Legislative and Legal Counsel for the U.S. Trade Representative (1994-1995); specializes in international trade law, policy, and negotiations.

Current
Vice-Chair (2013-Present) and Member (2007-Present), Industry Trade Advisory Committee on Services and Finance IndustriesWiley Rein LLP
Strategy & TransactionsSupply Chain Analyst
Former Government
Legislative and Legal CounselU.S. Trade Representative
Legislative Affairs
Practice Areas
International Trade Commission (ITC)Antitrust & Trade RegulationMedia+1
Sectors
EnvironmentIndustrial Machinery, Gas & ChemicalsDistribution, Electronics & Computer+1
Washington, District of ColumbiaView Profile →
Thomas M. Johnson, Jr
Thomas M. Johnson, Jr
Verified4 years of government experience
Co-Chair, Issues & Appeals at Wiley Rein LLP

AI SummaryThomas M. Johnson, Jr. served as General Counsel at the FCC, managing a team of over 70 attorneys. His expertise includes appellate litigation, administrative law, and communications law, making him well-suited for regulatory and high-stakes litigation matters.

Current
Partner & Co-Chair, Appellate PracticeWiley Rein LLP
Environmental LawCivil Litigation
Former Government
Deputy Solicitor GeneralAttorney General, Office of
Legal Officers and Practitioners
Practice Areas
Telecom: Litigation & ArbitrationSecurities Exchange ActSecurities & Investment Companies+1
Sectors
CommunicationsSecurities, Commodity Contracts, & Other Financial Investments & Related ActivitiesBusiness & Finance+1
Nazak Nikakhtar
Nazak Nikakhtar
Verified7 years of government experience
Chair, National Security, Wiley Rein LLP

AI SummaryNazak Nikakhtar served as Assistant Secretary for Industry & Analysis at the U.S. Department of Commerce from 2018 to 2021, specializing in international trade law and national security.

Current
Partner, International Trade and National Security Practice (Co-Chair) Wiley Rein LLP
International Trade LawNational Security Law
Former Government
Under Secretary of Industry and Security (Performing Non-Exclusive Duties)U.S. Department of Commerce(DOC)
Planning, Policy, StrategyInternational Trade Law
Practice Areas
Unfair CompetitionTelecom: Litigation & ArbitrationInternational Trade Commission (ITC)+1
Sectors
Trade, Transportation, & UtilitiesTelecommunicationsGovernment Services+1
Washington, District of ColumbiaView Profile →
Michele Wein Layne
Michele Wein Layne
Verified27 years of government experience
White Collar & Internal Investigations Attorney at O'Melveny

AI SummaryMichele Wein Layne served as the SEC's Los Angeles Regional Director for eleven years, specializing in securities law and enforcement. She now practices white-collar and internal investigations at O'Melveny & Myers LLP.

Current
Of CounselO'Melveny & Myers LLP
AttorneySecurities
Former Government
Regional Director / Associate Regional Director / Assistant Regional Director / Branch Chief, Staff Attorney / Staff Attorney, EnforcementSecurities and Exchange Commission (SEC)
AttorneyEnvironmental Law
Practice Areas
Banking, Commercial, & Consumer FinanceAntitrust & Trade RegulationCalifornia Privacy Rights Act (CPRA)+1
Sectors
Funds, Trusts, & Other Financial VehiclesFinancial Data & Stock ExchangesSecurities, Commodity Contracts, & Other Financial Investments & Related Activities+1
Los Angeles, CaliforniaView Profile →
Justin Becker
Justin Becker
Verified2 years of government experience
Partner, International Trade at Baker McKenzie LLP

AI SummaryJustin Becker served at the U.S. Department of Commerce and advised on trade remedies and national security. His expertise in international trade law and dispute resolution suits him for advising on trade secrets and commercial litigation.

Current
PartnerBaker McKenzie LLP
Foreign Corrupt Practices Act (FCPA)Attorney Advisor
Former Government
Law ClerkU.S. District Court
Law ClerkResearch
Practice Areas
Commercial LitigationForeign Corrupt Practices Act Antitrust & Trade Regulation+1
Sectors
SolarSteelBusiness & Finance+1
Washington, District of ColumbiaView Profile →
Alan H. Price
Alan H. Price
Verified1 years of government experience
Partner and International Trade Group Practice Chair

AI SummaryAlan H. Price served as a law clerk for the Court of Federal Claims. He specializes in international trade law, FCPA, and civil litigation, advising on trade legislation and representing clients in trade disputes.

Current
Partner and Chair, International Trade PracticeWiley Rein LLP
Foreign Corrupt Practices Act (FCPA)Civil Litigation
Former Government
Law ClerkCourt of Federal Claims
Law ClerkResearch
Practice Areas
Digital & E-Commerce Engagement & InnovationInternational Trade Commission (ITC)Litigation & Trial+1
Sectors
Paper & Paper ProductsSteelEnergy+1
Chevy ChaseView Profile →
Enbar Toledano
Enbar Toledano
Verified2 years of government experience
Litigation Partner at Wiley Rein LLP

AI SummaryServed as judicial law clerk for the U.S. Court of Appeals for the Eighth Circuit and U.S. District Court; specializes in complex commercial litigation, appeals, and international trade.

Current
PartnerWiley Rein LLP
Civil LitigationHearings and Appeals
Former Government
Judicial Law ClerkCourt of Appeals for the Eighth Circuit
Law ClerkResearch
Practice Areas
Securities Litigation & EnforcementAntitrust & Trade RegulationCommercial Litigation+1
Sectors
TelecommunicationsBusiness & FinanceTechnology+1
Atlanta, GeorgiaView Profile →
William M. Sullivan, Jr.
William M. Sullivan, Jr.
Verified9 years of government experience
Partner at Pillsbury Winthrop Shaw Pittman LLP

AI SummaryServed over 10 years as an Assistant U.S. Attorney; specializes in white collar crime, complex civil litigation, and regulatory actions.

Current
PartnerPillsbury Winthrop Shaw Pittman LLP
AttorneyCivil Litigation
Former Government
Assistant U.S. AttorneyU.S. Department of Justice (DOJ)
AttorneyInvestigations
Practice Areas
Securities Litigation & EnforcementGovernment ContractsNational Security+1
Sectors
TelecommunicationsAerospace & DefenseGovernment Services+1
Washington and New York, District of ColumbiaView Profile →
Duane C. Pozza
Duane C. Pozza
Verified7 years of government experience
Tech Optimist | Partner at Wiley Rein LLP

AI SummaryServed as Assistant Director at FTC, focusing on consumer protection in financial technology. Specializes in consumer protection, technology regulation, and data privacy, advising on emerging technologies.

Current
PartnerWiley Rein LLP
Consumer ProtectionCivil Litigation
Former Government
AttorneyFederal Trade Commission (FTC)
Attorney
Practice Areas
PaymentsTrade AssociationsConsumer Protection & Antitrust+1
Sectors
Financial Data & Stock ExchangesTrade, Transportation, & UtilitiesTelecommunications+1
Washington, District of ColumbiaView Profile →
Antonio J. Reynolds
Antonio J. Reynolds
Verified4 years of government experience
Partner at Wiley Rein LLP

AI SummaryServed as Assistant U.S. Attorney; specializes in financial regulatory, white collar crime, and complex civil litigation.

Current
PartnerWiley Rein LLP
Civil LitigationCommunications Law
Former Government
Assistant United States AttorneyU.S. Attorney’s Office
Federal GovernmentEnforcement
Practice Areas
Antitrust & Trade RegulationCorporate LawCivil Litigation+1
Sectors
Financial Data & Stock ExchangesBusiness & FinanceLegal
Washington | Baltimore, District of ColumbiaView Profile →
Bert W. Rein
Bert W. Rein
Verified6 years of government experience
Founding Partner at Wiley Rein LLP

AI SummaryServed in Reagan Administration Transition Teams for DOJ and FTC; Founding Partner at Wiley Rein LLP specializing in patent examining, civil litigation, and international trade law.

Current
Founding PartnerWiley Rein LLP
Patent ExaminingCivil Litigation
Former Government
Reagan Administration Transition TeamsU.S. Department of Justice (DOJ)
Planning, Policy, StrategyElections & Politics
Practice Areas
First AmendmentConsumer Protection & AntitrustLitigation & Trials+1
Sectors
Food SafetyFood & AgricultureTrade, Transportation, & Utilities+1
Stephen Loertscher
Stephen Loertscher
Verified1 years of government experience
Associate at Baker McKenzie LLP

AI SummaryStephen Loertscher served as a law clerk for the U.S. District Court for the District of Delaware, specializing in antitrust and patent litigation. His current role as an antitrust attorney at Baker McKenzie LLP leverages his expertise in complex regulatory and technical issues.

Current
AssociateBaker McKenzie LLP
AttorneyAttorney Advisor
Former Government
Law ClerkU.S. District Court
Law ClerkResearch
Practice Areas
Commercial LitigationClass ActionsConsumer Protection & Antitrust+1
Sectors
Government ServicesLegal
Washington, District of ColumbiaView Profile →

Use Cases

Common Reasons People Seek Antitrust Expertise

A few of the situations these professionals are engaged for, among many:

Merger Review

Whether a deal will draw scrutiny, and how a review will go, is best judged by people who conducted those reviews. Former agency lawyers and economists assess risk before you sign and guide strategy once the questions start.

Government Investigation Response

A civil investigative demand or grand jury subpoena on competition grounds starts a process former enforcers know intimately, from document strategy to advocacy meetings with agency leadership.

Private Antitrust Litigation

Private suits over monopolization, price fixing, and distribution practices turn on economic evidence and market definition. Former agency litigators and economists work both sides.

Compliance and Counseling

Pricing, distribution, and collaboration decisions benefit from counseling by people who know where the agencies actually draw lines.

Competitor Collaborations

Joint ventures, standard setting, and information sharing among competitors carry structured risk that former enforcers help design around.

Expert Testimony and Economics

Market definition, competitive effects, and damages testimony from former agency economists and officials carries weight with courts and agencies alike.

Backgrounds

Some of the Antitrust Backgrounds You'll Find

Members come from the institutions that police competition:

DOJ Antitrust Division

The Justice Department's competition enforcer investigates mergers and prosecutes criminal conduct such as price fixing. Alumni map to deal review, criminal exposure, and litigation.

FTC Bureau of Competition

The Federal Trade Commission's competition arm reviews transactions and challenges anticompetitive conduct. Former staff map to merger strategy and conduct investigations.

FTC Bureau of Economics

The FTC's economists analyze markets and competitive effects. Alumni map to economic analysis and expert testimony.

State Attorneys General

State attorneys general enforce competition law alongside the federal agencies. Former state enforcers map to multistate investigations and state-law claims.

International Trade Commission

The International Trade Commission adjudicates import-related disputes. Former staff map to trade-regulation matters at the border of competition law.

Federal Judiciary

Former judges and clerks who handled competition cases map to case evaluation and litigation strategy.

Why It Matters

The Inside Vantage Point

Competition enforcement is discretionary, economic, and institutional all at once. Browse the ranked professionals above and reach out directly to the background that fits your matter.

FAQs

Working With These Professionals

What does agency experience add in a competition matter?

Whether a deal clears or a case settles turns on how agency staff and leadership weigh the evidence. People who did that weighing read your situation the way the agency will.

Can I engage someone before there's a deal or investigation?

Yes, and it's often the highest-value engagement: assessing antitrust risk before a deal is signed or a practice is adopted costs far less than defending it after.

How do I choose the right background?

Deal review points to former Bureau of Competition and Antitrust Division lawyers; economic analysis points to former agency economists; multistate exposure points to former state enforcers.

Can these professionals serve as expert witnesses?

Many do, on market definition, competitive effects, and damages, with credibility earned inside the agencies whose framework courts apply.

Is this only for large mergers?

No. Startups facing acquisition questions, trade associations designing programs, and counsel needing an independent read all engage through the directory.

How do I engage someone listed here?

Profiles link directly to each member's contact details, with no intermediary and no fee. Reach out to the person whose background matches your matter.

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