Cartel in United States

Cleary Gottlieb Steen & Hamilton

'One of the best firms in the world in this space'Cleary Gottlieb Steen & Hamilton handles cartel investigations by US-American as well as European and other antitrust authorities. The service portfolio further ranges from advice on leniency programs and compliance issues to cross-jurisdictional follow-on litigation. Recent activity includes assisting clients from automotive, financial institutions, pharmaceuticals and chemicals. The US team operates out of the firm's Washington DC office and consists of combined antitrust lawyers and litigators: The 'really perceptive' Jeremy Calsyn does not just take on leading roles in worldwide cartel investigations, he also defends clients in follow-on class actions. Likewise, Mark Leddy applies his wide-ranging knowledge of European authorities to both investigation and litigation. Next generation partner Elaine Ewing regularly takes the lead in the representation of clients in investigations while also assisting them with mergers and litigation. Kenneth Reinker approaches antitrust from the perspective of an economist when assisting his financial services clients.


‘Super-responsive and always available. Give you the impression that you could not be in better hands.’

‘Jeremy Calsyn is always there for you; very quick understanding of complex matters. Also ready to fight for you when things get tough. Well networked in DC and informed about actual trends and matters.’

‘Jeremy Calsyn’s sensible coordination is indeed exceptional. He is really perceptive about the client’s expectation and preference. His suggestion and advice is always convincing and straightforward and clear in its conclusion which we can rely on with confidence. Also, we are relying on him as a tough negotiator in settlement discussions.’

‘We understand Mark Nelson has considerable experience and expertise, which is indeed helpful particularly in a complex legal argument.’

‘Great depth. Strong on strategy but also very pragmatic. One of the best firms in the world in this space.’

‘Dave Gelfand and Brian Byrne are smart, hard-working and engaged.’

‘Associate Elly Bennett is a superstar.’

Key clients

Aisin Seiki




Goldman Sachs


“K” Line



Work highlights

  • Acting as counsel to several major financial institutions such as HSBC, Citigroup and Goldman Sachs in investigations by global regulators in the U.S., Europe, and Asia concerning Foreign Exchange (FX) trading, the setting of LIBOR, ISDAFIX, and other benchmarks, and the trading of various types of bonds
  • Served as global coordinating co-counsel to numerous automotive parts manufacturers in worldwide cartel investigations and related litigation
  • Served as counsel to “K” Line in the various global cartel investigations into the car shipping industry
  • Represented Dow Chemical in DOJ antitrust grand jury price-fixing investigation involving methylene diphenyl diisocyanate (MDI)
  • Represented China Southern Cargo in DOJ antitrust grand jury investigation involving air cargo companies

Gibson, Dunn & Crutcher LLP

Gibson, Dunn & Crutcher LLP offers clients a full-service antitrust practice spanning from IP-related issues to cartel investigations, government civil investigations and litigation. The antitrust group is co-chaired by Scott Hammond in Washington DC and Daniel Swanson in Los Angeles. Hammond represents both companies and executives subject to DOJ investigations and other competition enforcement agencies around the world, while Swanson often handles cases involving economic issues and expert witnesses. The Washington-based Jarrett Arp, who is admitted in the US, UK and in Belgium, represents multinationals in cross-border investigations and international competition law matters. Operating out of the same office, Cynthia Richman has particular experience with advising technology clients. Jeremy Robison, who was made partner in Washington DC in January 2019, focuses on antitrust and white collar criminal defense matters including internal investigations. In November 2019, Sean Royall and his team members Olivia Adendorff and Richard Cunningham left to join Kirkland & Ellis LLP.

Key clients



Heritage Pharmaceutical, and its parent company Emcure


Deutsche Telecom


Foxconn, Pegatron, Wistron, and Compal (manufacturers of most consumer electronic devices worldwide)


BNSF Railway


Work highlights

  • Represented UBS in the overlapping regulatory and criminal investigations across the globe
  • Representing GS Caltex in parallel criminal and civil antitrust investigations conducted by the U.S. Department of Justice Antitrust Division as well as a False Claims Act investigation conducted by the Civil Division
  • Representing Heritage Pharmaceuticals in connection with the U.S. Department of Justice Antitrust Division investigation of alleged price fixing in the generic drug industry

Hogan Lovells US LLP

The combination of a deep bench of practitioners with government experience and global reach of the firm makes Hogan Lovells US LLP's cartel team stand out. Healthcare and life sciences as well as automotive and transport are a core focus of the department led by the Washington DC-based Edith Ramirez. Additional sector experience is always available from the firm's wide range of specialized industry groups. Also located in the capital, Kathryn Hellings represents corporations and individuals in cartel investigations on a regional, domestic and international level, especially in cases alleging price conspiracies. Megan Dixon in San Francisco assists clients all over the world to identify, investigate, and strategically address potential legal exposure arising from antitrust violations within their businesses. Two associates in Washington DC provide key support: Daniel Shulak navigates internal and DOJ investigations and Susan Musser, who also undertakes follow-on litigation, is also active in alleged cartel conduct investigations.

Practice head(s):

Edith Ramirez

Key clients

PPG Industries


Multiple Blue Cross Blue Shield Plans


Ford Motor Company


Amcor Limited


Marvell Technology Group

Albert Einstein Healthcare Network

Latham & Watkins LLP

Latham & Watkins LLP fields an excellent cartel investigation team which often appears as global coordinating counsel in international cartel investigations thanks to the firm's global reach. Follow-on litigation defense stemming from government investigation is also covered by the team spearheaded by Amanda Reeves in Washington DC and Christopher Yates in San Francisco. Several team members count on government experience working at the DOJ or FTC to supplement their cartel practice. Thanks to its strength in numbers, the group is well-equipped to assists clients from a range of industries such as pharmaceuticals, consumer products, aviation, automotive and financial services. San Francisco powerhouse Niall Lynch specializes in criminal and civil price-fixing investigations with an international twist, whereas Elizabeth Prewitt in New York showcases a strong suit in financial institutions, technology and pharmaceutical industries. Experienced litigator Belinda Lee, who sits in San Francisco, is familiar with cartel investigations in overseas markets such as Australia, Taiwan, Singapore, Japan and South Korea.

Practice head(s):

Amanda Reeves; Chris Yates


‘Great talent from top to bottom of the team and all levels contribute at a high level. Result-oriented approach that actually achieves great results.’ 

‘Belinda Lee is terrific; she works well in a joint defense group without losing sight of own client’s interest.’

‘Strong ability in investigation/research, strategic planning and communication with clients.’

‘Some of the best briefs and other work products that we have seen from large firms in the past years. The submissions are precise, well-written and leave little to wish for. Conference calls are efficient and the team is a likeable bunch.’

‘Michael Lacovara is the most responsive lawyer I know; extremely sharp, his answers are always to the point.’

‘Dan Wall absolutely delivers on his stellar reputation. Very thoughtful, obviously very experienced. Has a good standing with judges in San Francisco.’

Key clients

Toshiba Samsung Storage Technology Korea Corporation

StarKist Co.

American Airlines

Work highlights

  • Represented Toshiba in connection with the global investigations into the ODD industry
  • Representing StarKist Co. in a case filed by the Department of Justice, alleging that StarKist conspired with other producers to fix the prices for canned tuna products
  • Representing GS Caltex Corporation in an investigation by the Antitrust Division and the Civil Fraud Division of the Department of Justice into bid rigging on certain contracts for the supply of fuel to the U.S. military in South Korea

White & Case LLP

White & Case LLP is widely recognized for the global reach of its cartel practice, representing not just US multinationals but more often assisting companies headquartered outside the country with antitrust issues in the United States. A substantial part of the team's work is for pharmaceuticals clients, with an increasing amount of technology and transportation industry expertise. Cartel investigations are the focal point of department leader Mark Gidley's personal practice in Washington DC with an emphasis on assisting pharmaceutical clients. The DC-based Peter Carney is regularly appointed to support clients with cartel investigations brought by antitrust enforcers in the US and far beyond. In addition to his DC disputes practice, Christopher Curran also boasts vast cartel enforcement experience across industry sectors. Located in Boston, Michael Kendall is often sought out by healthcare clients, and he further advises on issues at the nexus of antitrust and securities law. The team also fields the necessary contentious experience to handle follow-on litigation and trials.

Practice head(s):

Mark Gidley

Key clients

Richard Usher

Maruyasu Industries Co. Ltd.

Furukawa Electric Corporation (FEC) and American Furukawa, Inc. (AFI)

Toshiba Corporation

Crédit Agricole


Allergan – Lidoderm

Gilead Sciences

Nestle Purina PetCare Company (Purina)

Work highlights

  • Represented former top J.P. Morgan Chase currency trader Richard Usher in the DOJ Antitrust Division’s Foreign Exchange Benchmark trial
  • Representing Maruyasu Industries Co. Ltd., a Japanese automotive parts manufacturer, in DOJ, EU, and other investigations into alleged price-fixing and market allocation of multiple automotive parts
  • Representing Allergan in antitrust proceedings against the Federal Trade Commission and the State of California concerning a patent settlement related to Lidoderm®, a local anesthetic used in the treatment of skin irritations
  • Advising Crédit Agricole in relation to investigations by the European Commission and other Antitrust authorities like the US DOJ, the Swiss COMCO, the Korean KFTC and the UK FCA, relating to the setting of LIBOR and EURIBOR indexes


As 'experts in the field', WilmerHale is active in large cartel cases and investigations into key industries in the US and on an international scale. A particular focus lies on multijurisdictional representation of clients as well as investigations into the technology and automotive industry as well as the financial services sector. Thomas Mueller is located in Washington DC, from where he chairs the antitrust practice and operates a global cartel enforcement practice. 'Stand-out partner' Steven Cherry, who also sits in Washington DC, has valuable experience in representing clients in cartel investigations and parallel proceedings in the Americas, Europe, African and Asia. Stationed in San Francisco, Heather Nyong’o leads the firm's California cartel enforcement practice. In addition to her white-collar and antitrust investigation experience, she is also retained by clients to assist with litigation and trials. Furthermore, all cartel practitioners work closely with the litigation department to provide seamless legal assistance in all antitrust matters.

Practice head(s):

Thomas Mueller

Other key lawyers:

Steven Cherry; Heather Nyong’o


‘Highly qualified team.’

‘Experts in the field, very easy to reach and always available.’ 

‘Specific stand-out partners and associates are Steven Cherry and Brian Smith.’ 

Key clients

DENSO Corporation/DENSO International America, Inc.

ELNA Co., Ltd.

Compañía SudAmericana de Vapores S.A (CSAV)

Rohan Ramchandani

Work highlights

  • Represented ELNA Co, Ltd. in a price-fixing investigation conducted by the US DOJ, China’s NDRC, Japan’s Fair Trade Commission, Korean Fair Trade Commission, Taiwan Fair Trade Commission, CADE (Brazil), and the European Commission into an alleged decade-long cartel between manufacturers of tantalum, electrolytic and film capacitors
  • Representing Compañía SudAmericana de Vapores S.A in cartel investigations in the US and multiple foreign jurisdictions
  • Represented Rohan Ramchandani, a former foreign exchange trader at Citibank in London, in a DOJ investigation related to a Euro-Dollar market manipulation conspiracy
  • Represented an auto parts supplier in multiple investigations into separate auto parts matters, resulting in the closure of the US-based criminal investigation

Arnold & Porter

When it comes to cartel issues, Arnold & Porter puts a strong focus on integrating the defense against government investigations into preparation for possible direct and indirect purchaser follow-on litigation. Pharmaceuticals, financial services and chemicals are among the portfolio of frequently covered industry sectors. The overall antitrust practice is lead collaboratively by Debbie Feinstein and Jonathan Gleklen, both with desks in Washington DC. Saul Morgenstern is in charge of the New York Antitrust practice and often represents clients in US government, state and foreign cartel investigations and advises on antitrust aspects of trade association activities, distribution and pricing programs. Jennifer Patterson, who operates out of the same branch, handles cartel investigations as well as internal investigations concerning potential antitrust violations and advises on compliance programs. Situated in Washington DC, James Cooper enhances his antitrust litigation practice with investigation work and follow-on defense. Bill Baer retired from his DC-based antitrust practice in January 2020.

Key clients


Taiyo Yuden


Mitsui O.S.K. Lines

Cristal USA

Bristol-Myers Squibb

Oakland Raiders

Sandoz/Fougera Pharmaceuticals

Norfolk Southern Corp.

Shoko Chukin Bank

American Securities



Work highlights

  • Defending Taiyo Yuden against cartel allegations in the market for inductors in follow-on civil actions arising from a government investigation into possible cartel conduct in the market for inductors.

Baker Botts L.L.P.

The cartel group at Baker Botts L.L.P. has gained significant ground over the course of 2019 after welcoming Peter Huston from Sidley Austin LLP and Maureen Ohlhausen from the FTC at the end of 2018. The San Francisco-based Huston is sought out particularly for his industry expertise in pharmaceuticals, whereas Ohlhausen boosts the team's offering when it comes to antitrust issues with an IP and technology overlap. She now heads the department together with John Taladay and Stephen Weissman, with all three co-chairs situated in Washington DC. The department advises clients from a broad spectrum of industry sectors on all phases of cartel investigations including interaction with the government and public disclosure. The Washington DC-based Joseph Ostoyich handles matters pertaining to the novel field of no-poach investigations and Stacy Turner, who was promoted to partner in January 2019, assists with cartel defense strategies and obtaining leniency status from her office in the capital.


‘They have a strong US/EU team that works well together on cross-border issues.’

‘Jim Rill is a treasure. He is revered in the competition community, knows everyone, and has the judgment of long experience.’

‘Jim Kress is very knowledgeable on patent/antitrust matters and has his finger on the pulse of the US regulatory agencies.’

‘Paul Lugard is a reliable source of advice and insight into Brussels.’

Key clients











Work highlights

  • Representing Patterson Companies in the FTC and private class actions alleging it conspired to fix prices with other dental supply distributors

Jones Day

Closely interconnected with offices in Europe and Australia, Jones Day's US antitrust practice is often retained for cross-border investigations and follow-on civil work. Several team members who are active in the cartel investigation space rely on previous government agency experience thanks to years spent working at the DOJ or FTC. Department head Craig Waldman, who splits his time between San Francisco and the Silicon Valley, has four aces up his sleeve when it comes to cartel investigations: Julie McEvoy in Washington DC applies her experience with conducting and resolving investigations to a number of industries such as vitamins and automobile. Stationed in the same office, John Majoras relies on his litigation expertise to advise on cases brought in light of government investigations. Located in San Francisco, Marc Siegel frequently advises clients on investigations into alleged price-fixing and the Los Angeles-based Eric Enson shines in government investigations of alleged collusion.

Practice head(s):

Craig Waldman

O'Melveny & Myers LLP

O'Melveny & Myers LLP represents individual executives, executive committees and corporations alike in antitrust investigations run by enforcement agencies in the US and abroad, for instance in Asia and specifically in Korea. Practice heads Ben Bradshaw and Ian Simmons both operate out of Washington DC, with Bradshaw focusing on clients from aviation, pharmaceuticals and semiconductors, and Simmons recently appearing in cases involving biosimilars and cryptocurrency. White collar expert Michael Tubach, who sits in San Francisco, is also active in cartel investigations and related litigation. The New York-based Mark Racanelli is well equipped to handle price-fixing and bid-rigging allegations. Anna Pletcher joined the firm's San Francisco office in August 2019 after running for Marin County District Attorney. She advises on a wide range of antitrust matters including cases overlapping with white-collar and corporate investigations.

Practice head(s):

Ben Bradshaw; Ian Simmons


‘O’Melveny’s antitrust team is superb and second to none.’

‘Ian Simmons is a warrior that we can always lean on for the toughest legal problem. His solid antitrust law knowledge, combined with his insights as a seasoned senior practitioner, makes him fearless and unstoppable.’

Key clients

AT&T Inc. and Time Warner Inc.

Samsung Bioepis

Endo Pharmaceuticals plc

Honeywell International Inc.

Global Music Rights LLC

Leoni AG

Harry’s Inc.

Samsung Electronics Co., Ltd.

US Airways Group, Inc.

Work highlights

  • Representing Leoni Wiring Systems, a manufacturer of automotive wire harnesses, in a DOJ investigation relating to alleged price-fixing in the supply of automotive electrical distribution systems

Paul, Weiss, Rifkind, Wharton & Garrison LLP

Paul, Weiss, Rifkind, Wharton & Garrison LLP shows a particular strength in multi-regulator price-fixing investigations and related litigation. The antitrust group is jointly led by Aidan Synnott in New York, Jonathan Kanter and Rick Rule from the Washington DC office as well as Andrew Finch, who splits his time between both aforementioned locations. Finch rejoined the firm in September 2019 after serving in senior roles at the DOJ's antitrust division for two years and continues to advise clients from the financial services sector in his revived private practice. Notable activity comes from Kenneth Gallo, who sits in Washington DC and is also widely recognized for his litigation practice. Joseph Bial, who is also stationed in the capital, is regularly involved in monopolization cases on behalf of entrepreneurs in high-tech industries and also advises clients on alleged participation in international cartels.

Winston & Strawn LLP

Winston & Strawn LLP fields a particularly large bench of antitrust attorneys 'on the cutting edge of antitrust/cartel issues' stationed in a variety of offices across the country. New York-based partners Jeffrey Kessler and Eva Cole share the global department lead, with the former advising on antitrust, trade and Foreign Corrupt Practices Act (FCPA) investigations and the latter focusing specifically on international cartel investigations led by enforcement agencies in the US, Canada and Australia among others. Eric Meiring in Washington DC brings previous experience at the DOJ's antitrust division to the table in order to advise clients on risks associated with international cartel investigations. Also stationed in the capital, Heather Lamberg is responsible for the DC antitrust practice and handles internal as well as governmental cartel activity investigations and regulatory proceedings.

Practice head(s):

Jeffrey Kessler; Eva Cole


‘Winston has historically provided very capable and efficient antitrust counsel. The team there remains on the cutting edge of antitrust/cartel issues both domestically and globally.’

‘My go-to partner is Jim Herbison in the Chicago office. Jim is extremely responsive, and most importantly his “high impact and low ego”.’

‘They are doing a good job for us. They have enough knowledge about our business and way of thinking. Based on this, they are always trying to find out our favorable results.’

Allen & Overy LLP

Allen & Overy LLP advises clients on anticompetitive agreements, government investigations and subsequent litigation. Thanks to the firm's global reach, the team collaborates with offices around the world to assist international clients. The Washington DC-based John Roberti acts as antitrust department head and simultaneously leads the majority of the group's cartel cases. He also operates a cartel class action defense practice and shows experience with dawn raids and cartel investigations conducted by authorities outside the US. Todd Fishman sits in New York, where his personal practice includes defense of antitrust and securities investigations.

Practice head(s):

John Roberti

Other key lawyers:

Todd Fishman; Michael Feldberg

Key clients

Robert Bosch


Mercuria Energy Trading

Samsung SDI

Tri-Union Seafoods

United Airlines

Love’s Travel Stops and Country Stores

Third Point LLC

Work highlights

  • Represented a global German bank in an investigation and class action litigation concerning U.S. Dollar-denominated sovereign, super-sovereign, and agency bonds

DLA Piper LLP (US)

DLA Piper LLP (US) draws on cartel defense and government enforcement practices around the globe to assist clients with cartel needs all over the world. The dedicated US cartels team is led by San Francisco-based partner Lisa Tenorio-Kutzkey, who services clients from a wide range of sectors such as pharmaceuticals, chemicals, technology and automotive. Her US antitrust and trade regulation co-chair Lesli Esposito focuses on consumer protection and FTC investigations from her desk in Philadelphia. The department is particularly active in investigations related to no-poaching agreements and often implements legal tech into its antitrust practice.

Other key lawyers:

John Hamill

Key clients

Danielson National Insurance Company

Adamas Pharmaceuticals

Freshfields Bruckhaus Deringer LLP

The antitrust team at Freshfields Bruckhaus Deringer LLP is concentrated in Washington DC, with Eric Mahr as co-chair of the global antitrust litigation group leading the department. Andrew Ewalt and Paul Yde are further key figures involved in assisting clients with regard to cartel investigations.

Kirkland & Ellis LLP

Kirkland & Ellis LLP covers the full spread of government antitrust investigation work, in particular for clients from manufacturing, healthcare, shipping and consumer goods sectors. The firm's most eminent antitrust practitioners James Mutchnik and Daniel Laytin are both stationed in Chicago and focus on litigation alongside their investigation work. With locations in Texas as well as on the East and West Coast, the department has recently expanded its presence in two offices: The firm's Dallas office was strengthened significantly by the arrival of Sean Royall and Olivia Adendorff, who joined from Gibson, Dunn & Crutcher LLP in November 2019 along with their Washington DC-based colleague Richard Cunningham.

Key clients

Amateur Hockey Association of Illinois

Blue Cross & Blue Shield Association (BCBSA)

Clemens Food Group

Geo Specialty Chemicals

Hitachi, Inc.


Sanderson Farms

Upsher-Smith Laboratories

Wan Hai Lines Ltd.

Work highlights

  • Defending Sanderson Farms, Inc. in a DOJ investigation of the poultry industry
  • Represented Wan Hai Lines Ltd., a premier shipping company in a shipping cargo price-fixing investigation initiated by the U.S. Department of Justice

Linklaters LLP

The US antitrust practice at Linklaters LLP operates entirely out of the firm's New York office and regularly provides 'perfect guidance in international, highly complex projects' thanks to strong connections with colleagues in Europe. Merger control expert Tom McGrath heads the overall antitrust practice, with the 'very impressive' Douglas Tween in charge of the government investigations and cartel group. Tween's personal work revolves mostly around criminal cases as well as crisis management, compliance and risk assessment. The team combines antitrust expertise with specific knowledge of pharmaceuticals, oil and gas, financial services, transportation and chemicals sectors.

Practice head(s):

Tom McGrath

Other key lawyers:

Douglas Tween; Ben Bauer; John Eichlin


‘Very solid firm with strong resources.’ 

‘Doug Tween is very impressive.’

‘Outstanding responsiveness, down to earth albeit having exceptional knowledge in antitrust sector, practical advice.’

‘Tom McGrath, John Eichlin and William Huynh have an excellent understanding of the business and know how to bring the business topics in line with regulator’s requirements. Perfect guidance in international, highly complex projects.’ 

Key clients

A global advertising company

A global container shipping company

Novartis AG

Société Générale

Work highlights

  • Advised one of the world’s largest advertising holding companies in connection with the USDOJ Antitrust Division investigation of collusion and bid rigging in the advertising industry
  • Advised one of the world’s largest container shipping companies in connection with the USDOJ’s investigation of price fixing and collusion in the container shipping industry
  • Advised Novartis AG on a four-year investigation by the FTC in connection with its approximately US$300m sale of certain pharmaceutical assets to Questcor Pharmaceuticals

McDermott Will & Emery LLP

The antitrust practice at McDermott Will & Emery LLP stands out for its particular strength in healthcare as well as its focus on matters at the intersection of intellectual property and antitrust. Chicago partners David Hanselman and Stephen Wu are in charge of this department with additional knowledge of the defense and consumer goods sectors. Situated in Washington DC, IP expert Stefan Meisner handles both global cartel investigations and follow-on litigation. As global antitrust and competition practice head, the Washington DC-based Raymond Jacobsen, Jr. is also involved in cases surrounding government investigations. Katharine O’Connor was promoted to partner in January 2019.

Practice head(s):

David Hanselman; Stephen Wu


‘International Network, they work as a one team around the globe.’

‘Stefan Meisner always makes sound judgment based on accurate understanding of the facts.’

‘Team of antitrust experts that are collaborative internally as well as with clients.’

‘Stefan Meisner and Stephen Wu are generally great people to work with, able to provide concise and practical legal advice in a complex area of the law. Excellent client service.’

‘Stefan Meisner is a sophisticated antitrust practitioner, very knowledgeable in the area of antitrust. Very responsive, always helpful and provides practical advice.’

‘Stephen Wu is very responsive, always helpful and offers practical solutions to legal questions.’

Key clients

Impax Laboratories, Inc. and Amneal Pharmaceuticals, Inc.

Premier, Inc.

Southern Illinois Healthcare

American Gypsum Company LLC

Silver Cross Hospital

Prospect Medical Holdings/Roger Williams Medical Center

The Permanente Medical Group

Ballad Health

Allscripts Healthcare Solutions, Inc.

Bemis Co., Inc.

Steel Dynamics


Lockheed Martin Corporation

Work highlights

  • Acted for NGK Insulators, a Japanese auto parts manufacturer in connection with the resolution of a Department of Justice cartel investigation

Morgan, Lewis & Bockius LLP

Morgan, Lewis & Bockius LLP guides corporate clients through every stage of a cartel investigation in the US. The global practice group lead is shared between Steven Reed in Philadelphia and his DC-based colleague Jon RoellkeClay Everett, who also operates out of Washington DC, presides over the cartel department. The team puts a focus on representing businesses from automotive, electronics, energy, financial services, pharmaceuticals and transportation industries. Furthermore, clients appoint the firm for follow-on litigation arising out of government investigations. Key support comes from the merger-savvy Scott Stempel in Washington DC and expert litigator Daniel Savrin from the Boston office.

Other key lawyers:

Scott Stempel; Daniel Savrin

Morrison & Foerster LLP

Morrison & Foerster LLP is frequently involved in cartel and competition investigations, in addition to providing risk assessments and compliance to Fortune 500 clients. Jeff Jaeckel, who also co-chairs the global antitrust practice, is in charge of the US department. He sits in Washington DC, where the following team members are based. Lisa Phelan adds valuable criminal investigation and enforcement experience to her antitrust practice, which she combines with white collar work. Megan Gerking also focuses on government-facing antitrust matters alongside her litigation practice. The group covers an extensive array of industry sectors including automotive and pharmaceuticals. In October 2019, the San Francisco office welcomed Eliot Adelson from Kirkland & Ellis LLP, a significant addition to the litigation and government investigation practice.

Practice head(s):

Jeff Jaeckel

Key clients

CSX Transportation

Entrata, Inc.

Fujitsu Ltd.

Gary McDonald

Matsuo Electric Co., Ltd.

Murata Manufacturing

Nexstar Media

Oath (formerly Yahoo!)

ON Semiconductor

Softbank Group Corp.


Work highlights

  • Represented Fujitsu and several subsidiaries in investigations involving allegations of price-fixing, bid-rigging and output restriction on a wide range of capacitor products
  • Defending Matsuo Electric Co., Ltd. in a DOJ price fixing conspiracy investigation of capacitor makers

Sheppard, Mullin, Richter & Hampton LLP

Sheppard, Mullin, Richter & Hampton LLP is equipped to handle cartel investigation appointments across a wide range of industries: The firm's strong national healthcare practice attracts a lot of industry clients and the antitrust team is especially strong in the technology sector. Led out of San Francisco by Michael Scarborough, the team is also involved in cases at the intersection of antitrust and IP. Operating out of the same office, Dylan Ballard combines his business litigation and white-collar know-how with a strong antitrust practice. Stationed in Washington DC since moving from the Los Angeles office in June 2019, Leo Caseria is active in DOJ and FTC antitrust investigations in addition to his litigation practice.

Practice head(s):

Michael Scarborough

Key clients

The Reynolds & Reynolds Company

Ningbo Sunny/Meade Corporation

CalPortland Company

Christopher Lischewski (former CEO Bumble Bee Foods)

Samsung Electronics

International Seafood Sustainability Foundation

Korea Yakult Co., Ltd. and Paldo Co., Ltd.

Expert Network Consultants

OneBeacon Insurance Group

Work highlights

  • Defending The Reynolds and Reynolds Company in a Federal Trade Commission investigation into the alleged anticompetitive conduct of Reynolds and CDK Global LLC.

Simpson Thacher & Bartlett LLP

Simpson Thacher & Bartlett LLP covers the full range of cartel services including preparation for inspections and dawn raids, navigation of leniency programs and advice on governance and communications strategies. The department is spearheaded by a trio consisting of DC-based Sara Razi and John Terzaken as well as Peter Guryan, who sits in New York. The firm represents both executives and companies in domestic as well as multinational investigations stemming from a wide array of sectors such as healthcare, pharmaceuticals, financial services, food and agricultural products. Co-managing partner of the firm's DC office Jeffrey Knox also takes an active role in the cartel department in combination with his background in fraud investigations.

Other key lawyers:

Jeffrey Knox


‘John Terzaken draws on his experience within the DOJ Antitrust Division to offer practical advice to his clients.’

Key clients


Work highlights

  • Representing a national healthcare provider in a criminal antitrust “no-poach” investigation
  • Representing a healthcare company in a DOJ antitrust grand jury investigation concerning alleged collusion
  • Representing a multinational protein supplier in a criminal antitrust investigation into specified protein markets
  • Representing a  multinational consumer foods corporation in a criminal antitrust investigation and related follow-on civil class action litigation involving the seafood industry
  • Representing a global electrical components manufacturer in connection with multiple criminal antitrust investigations into alleged price-fixing

Skadden, Arps, Slate, Meagher & Flom LLP

Skadden, Arps, Slate, Meagher & Flom LLP guides companies through investigations into price-fixing, cartels, dominance, parallel trade and vertical restraints by various government agencies and relies on its global network to take on multijurisdictional issues. Advice includes strategies related to FTC investigations and grand jury investigations. Global lead Steven Sunshine in Washington DC and the New York-based North America antitrust head Clifford Aronson jointly lead the practice group. Stationed in New York, David Wales is also involved in cartels and other types of government investigations.

Other key lawyers:

David Wales

Vinson & Elkins LLP

Investigations into monopolization and dominance around the world are the strong suits of Vinson & Elkins LLP's cartel group. Thanks to sector expertise in technology, energy, pharmaceuticals, chemicals, automotive and aviation, the department headed by Washington-DC based partners Darren Tucker and Hill Wellford assists a number of stellar corporations. Operating out of the same office, Craig Seebald is involved in several cartel and price-fixing investigations, often in a multijurisdictional context. Counsel Lindsey Vaala, who also sits in the capital, provides key support in this field. Matthew Jacobs in San Francisco also fields government investigation expertise, combined with white-collar crime and IP know-how.

Practice head(s):

Darren Tucker; Hill Wellford


‘Based upon their expertise together with the in-depth knowledge through a long period of the case, could get a timely and appropriate advice.’

‘Very practical advice in terms of business situations.’

Key clients

AirTran Airways


Apollo Global Management

Basalt Infrastructure Partners

Blue Racer, LLC


Covey Park


Energy Transfer LP

First Reserve Corporation

Flywheel Energy

Google LLC

Goldman Sachs

Handa Pharmaceuticals

HeartBrand Beef, Inc.

HEB Grocery Company LP

Hitachi Automotive Systems Americas, Inc.

Huntsman International


Kibo Software Inc.

LifeSize Inc.

Lupin Pharmaceuticals

Maxell, Ltd. and Maxell Corporation of America

Momentum Midstream

Magellan Midstream Partners

MoneyGram International Inc.

Morgan Stanley Infrastructure Partners

Numerous shippers

New Fortress Energy

Oncor Electric

Osaka Gas

Phadia US Inc.

Plains All American Pipeline

PennEnergy Resources, LLC

Quantum Energy Partners

Riverstone Holdings

Saudi Arabian Oil Company (Saudi Aramco)

SailPoint Technologies Holdings, Inc.

Spredfast, Inc.

Spartan Energy

Southwest Airlines, Inc.

US Well Services

USA Compression

Vida Capital Partners

Wanhua Chemical (America) Co., Ltd.

Work highlights

  • Represented Wanhua Chemical America in connection with the receipt of a grand jury subpoena and resulting U.S. Department of Justice, Antitrust Division investigation involving the methylene diphenyl diisocyanate (MDI) industry
  • Represents Hitachi Automotive Systems Americas, Inc. (HIAMS – U.S.) in connection with a federal criminal investigation of the auto parts industry

Akin Gump Strauss Hauer & Feld LLP

Akin Gump Strauss Hauer & Feld LLP handles numerous criminal antitrust matters involving internal investigations, grand jury proceedings, immunity and leniency negotiations, plea bargains, trials and sentencings, as well as representations of non-target witnesses. Department head Corey Roush is the key contact in Washington DC.

Practice head(s):

Corey Roush

Other key lawyers:

Gorav Jindal; Haidee Schwartz

Davis Polk & Wardwell LLP

Davis Polk & Wardwell LLP routinely represents clients across various industries in DOJ, FTC and other federal, state and foreign government investigations. The department is particularly involved in the financial services industries, where the team was recently retained to assist with antitrust investigations pertaining to the foreign exchange market, US agency bonds and the US treasury market. In light of this, the New York-based Angela Burgess' know-how of insider trading, money laundering, fraud and other financial crimes comes in handy. Greg Andres, also in New York, combines his white-collar experience with an active cartel practice.

Hughes Hubbard & Reed LLP

Hughes Hubbard & Reed LLP is retained by domestic and multinational corporations alike to assist with criminal investigations alleging a wide array of antitrust issues such as price-fixing and market rigging. The Washington DC-based William Kolasky spearheads the department, with cartel investigations making up a significant part of his practice. Also located in the capital, Robert Bell provides advice on an extensive portfolio including competitor collaborations and vertical distribution agreements. Marc Weinstein in New York is especially active in assisting clients from the financial services industry. In April 2019, the Washington DC office welcomed Philip Giordano from Arnold & Porter to the antitrust group.

Practice head(s):

William Kolasky


‘Specialist team with former regulators. Collaborative and great to work on international matters.’ 

‘The team is well versed in antitrust law and understands our business.’

‘Philip Giordano and Robert Bell are both great antitrust specialists and fantastic at collaborating with international counsel to provide strategic advice to clients.’

‘Robert Bell is very practical, knowledgeable and prompt.’

‘This team was extremely responsive and able to coordinate the workflow in different jurisdictions.’

‘Philip Giordano is highly committed and hands-on.’

Mayer Brown

Mayer Brown advises on domestic and international cartel investigations alike, assisting clients with immunity applications and fine reductions as well as settlements and follow-on damages actions. The Washington DC-based Mark Ryan presides over the global antitrust and competition group, adding wide-ranging litigation expertise to the cartel practice. Also located in the capital, William Stallings relies on government experience at the DOJ Antitrust Division's transportation, energy and agriculture section when representing clients in cartel investigations. Oral Pottinger, who operates a wide-ranging antitrust practice in Washington DC and also advises on e-discovery solutions, was promoted to partner in January 2019.

Practice head(s):

Mark Ryan

Other key lawyers:

William Stallings; Oral Pottinger

Work highlights

  • Represented Hanjin Transportation Co. Ltd. in connection with investigations by the US Department of Justice (DOJ) into allegations of a bid-rigging conspiracy that targeted US military bases in South Korea

Miller & Chevalier Chartered

The core area of Miller & Chevalier Chartered's cartel practice consists of representing corporate executives in government investigations as well as follow-on litigation. Located in Washington DC, the department headed by Kirby Behre and Lauren Briggerman exhibits a key strength in assisting clients from the pharmaceutical industry. As of late, Behre has been involved in investigations into possible price-fixing, bid-rigging, and market allocation; whereas Briggerman was particularly active in defending executives against prosecution in DOJ investigations. Senior associate Nina Gupta draws on her white-collar crime expertise to assist with the representation of individuals in cartel investigations.

Practice head(s):

Kirby Behre; Lauren Briggerman

Other key lawyers:

Nina Gupta


‘The team is very client-focused and practical, and have an ability to drill down on the core issues.’

‘Kirby Behre is a smart, strong litigator and a go-to advocate for executives facing cartel investigations. Kirby is not afraid to take cases to trial, and he wins.’

‘Lauren Briggerman is a seasoned cartel attorney who is making her own mark having been promoted to partner a few years ago.’ 

Orrick, Herrington & Sutcliffe LLP

The cartel investigations group at Orrick, Herrington & Sutcliffe LLP is a go-to practice for tech giants such as marquee client Microsoft when it comes to government investigations into monopoly, abuse of market dominance or constraint of distribution channels. Additionally, Jay Jurata's team brings sector expertise in automotive, chemicals, semiconductors and software providers to the table. Based in Washington DC, the department specializes in issues at the intersection of antitrust and intellectual property. Thanks to a strong background in technology and financial services, James Tierney is a very active antitrust team member. Like Tierney, Amy Ray is located in the firm's Washington DC office. Her particular strong suits are vertical pricing and distribution issues.

Practice head(s):

Jay Jurata

Other key lawyers:

James Tierney; Amy Ray


‘Relevant expertise, commitment to client service and business partnership.’

‘Amy Ray stands out as someone who has worked hard to understand our business and routinely brings her considerable experience and expertise to bear on important issues for us, always with a client-service focus. A true partner.’

‘Orrick has a deep antitrust practice that can advise across industries. The team has a mix of former enforcement attorneys and civil attorneys who are very knowledgeable. They provide advice quickly and within a reasonable budget.’

‘Alex Okuliar brings a calm and thoughtful approach to the matters he advises on. He has good judgment and delivers advice in a user-friendly format. He stays current on emerging issues in antitrust law and provides a helpful perspective on areas of risk and how to best address those areas.’

‘Howard Ullman is a brilliant lawyer. He thinks strategically and assists business customers not just with identifying risk but also with designing programs that reduce or eliminate that risk.’ 

Key clients

Microsoft Corp.

Intuit Inc.

Nanya Technology Corporation

Nutanix, Inc.

Sony Electronics Inc.; Sony Interactive Entertainment America LLC (Sony PlayStation)

Sony Pictures Animation Inc. and Sony Pictures Imageworks Inc.

Work highlights

  • Represented Nutanix, Inc. in DOJ and JFTC investigations into whether IBM’s $34 billion acquisition of RedHat would inhibit choice and innovation in the market for open source hypervisors and enterprise Linux operating systems
  • Regularly advising Microsoft regarding ongoing investigations, inquiries and legislative and regulatory efforts directed to competition in online and other technology industries

Pillsbury Winthrop Shaw Pittman LLP

Price-fixing investigations as well as follow-on class actions are the core of Pillsbury Winthrop Shaw Pittman LLP's cartel practice. A specific focus lies on the electric components sector as well as energy and telecom industries. Jacob Sorensen and firmwide leader Roxane Polidora share the department lead, with both team heads stationed in San Francisco. Polidora fields additional knowledge of the retail and hospitality business, and Sorensen has experience with international investigations. In Washington DC, William Sullivan brings his corporate investigations expertise to the antitrust group, in particular with regard to internal investigations.

Practice head(s):

Roxane Polidora; Jacob Sorensen

Other key lawyers:

William Sullivan


‘Pillsbury has a great combination of experienced personnel with value. They properly staff all matters so that the bills are noticeably lower than other top tier firms without sacrificing quality of work. Their reporting is pristine.’

‘They have a combination of talented senior people in combination with eager and talented younger personnel which mix helps to educate the new team as it matures and keeps the cost at a reasonable level.’

‘Fusae Nara has been an invaluable resource bridging the gap between U.S. lawyers and the senior Japanese executives who do not think or act the same as their U.S. counterparts.’

‘Roxane Polidora is one of the finest antitrust lawyers I have ever had the privilege of working with.’ 

Key clients

KEMET Corporation and KEMET Electronics Corporation

TOKIN Corporation and TOKIN America, Inc.

Mikuni Corporation and Mikuni American Corporation

Ropes & Gray LLP

Ropes & Gray LLP key strength is in representing individuals in cartel investigations in the US and abroad. The department is also equipped to coordinate cross-border cartel matters and follow-on treble damages actions for companies. Mark Popofsky in Washington DC and Michael McGovern are in joint charge of the cartel practice. Based in New York, McGovern co-chairs the government enforcement and white collar practice with a focus on fraud and cartel investigations around the world. Christopher Conniff, also in New York, is particularly involved in representing individuals in investigations into the banking and financial services sector.

Practice head(s):

Mark Popofsky; Michael McGovern

Other key lawyers:

Christopher Conniff

Shearman & Sterling LLP

Shearman & Sterling LLP represents clients from a myriad of industry sectors in cartel investigations before the DOJ and the European Commission. The antitrust department is spearheaded by a foursome: David Higbee and Djordje Petkoski in Washington DC, Adam Hakki in New York, and Patrick Robbins in San Francisco. Cartel investigation matters are primarily handled by the group in the capital, displaying industry know-how in pharmaceuticals, aerospace and defense as well as oil and gas. Petkoski specializes in criminal antitrust matters and Higbee also fields internal investigation expertise. In October 2019, Ryan Shores took up a position with the DOJ.


‘Strong relationships with key agencies; deep understanding of issues; a commercial focus, practical advice, but never compromising on reputation or relationships.’

‘The team gives clients thoughtful analyses of the case and provides options to select.’

‘Djordje Petkoski is very wise and prudently structures the strategy and objectives to achieve.’

Key clients

1-800 Contacts

Bank of America Merrill Lynch

Bank of Montreal

Barclays Bank

Blue Cross Blue Shield of Michigan

Booz Allen Hamilton

Capital One






Sonic Corporation

The Bank of Nova Scotia

Thomson Reuters


Weil, Gotshal & Manges LLP

Weil, Gotshal & Manges LLP represents clients from numerous industry sectors in DOJ and State Attorney General investigations. Adam Hemlock in New York and the Washington DC-based Steven Newborn head the department with a special focus on assisting Japanese clients with antitrust investigations in the US. Hemlock takes the lead on most cartel cases and was particularly active for auto parts manufacturers in recent times. Senior associate Lara Trager and associate Kayleigh Golish, both in New York, provide key support to the firm's cartel practice. In 2019, Steven Reiss retired from the practice.

Practice head(s):

Adam Hemlock; Steven Newborn

Other key lawyers:

Lara Trager; Kayleigh Golish

Key clients


Calsonic Kansei

Chemtrade Logistics Income Fund


Work highlights

  • Rpresenting Chemtrade Logistics and General Chemical Corporation (GCC), following its acquisition by Chemtrade, in connection with  a DOJ criminal antitrust investigation regarding alleged price fixing in the market for liquid aluminum sulfate