With numerous victories against the DOJ, FTC, and state attorneys general, Cleary Gottlieb Steen & Hamilton‘s antitrust team boasts a strong track record in merger litigation. Renowned for its work on significant mandates, the team handles everything from complex litigation to high-stakes civil and criminal investigations. Recent highlights include advising prominent clients in the media, food and beverage, TMT, and real estate sectors. Co-chair Leah Brannon, based in Washington DC, oversees high-profile competition litigation in both federal and state courts. Also in DC, George Cary and Jeremy Calsyn bring extensive expertise in complex monopolization, merger disputes, and class action litigation. Operating out of the Bay Area, co-chair Heather Nyong’o is a skilled litigator who frequently represents multinationals and executives, guiding them from investigations to trials and appeals. Splitting his time between the East and West Coasts, Brian Byrne is an adept defender of clients involved in class action and Sherman Act antitrust lawsuits.

Cravath, Swaine & Moore LLP fields a dedicated antitrust practice celebrated for its work on high-profile, complex, and precedent-setting matters. The team offers niche expertise in areas where antitrust intersects with securities and intellectual property law. Its extensive litigation capabilities span class actions and Sherman Act cases, including allegations of price fixing, tying, refusals to deal, and monopolization. The team also handles sophisticated defenses against claims brought under the Clayton and Robinson-Patman Acts. David Marriott has achieved numerous notable antitrust trial victories. Kevin Orsini, a seasoned authority in antitrust law, has led landmark cases that have shaped the litigation landscape. Lauren Roberta Kennedy has been instrumental in the team’s multijurisdictional health insurance antitrust litigation. Michael Zaken has successfully represented clients in prominent FTC defense cases. All mentioned lawyers operate in New York. The team further bolstered its expertise with the addition of Andrew Finch, former Deputy Assistant Attorney General, from Paul, Weiss, Rifkind, Wharton & Garrison LLP in January 2025.

Gibson, Dunn & Crutcher boasts a leading antitrust practice with expertise in private competition litigation, appeals, and class actions. The team also advises on investigations and is pivotal in facilitating its clients’ key transactions. Its enviable client roster includes blue-chip companies from the pharma, real estate, sports, TMT, and food and beverage sectors. Rachel Brass and Stephen Weissman co-chair the practice from San Francisco and Washington DC respectively. Brass has extensive experience in high-stakes competition litigation across all levels of the US justice system. Weissman is a distinguished advocate for domestic and international companies facing antitrust litigation brought by the FTC and DOJ. Operating out of Los Angeles, Daniel G. Swanson is a skilled trial and appellate lawyer with expertise in monopolization, abuse of dominance, and price-fixing cases. In Washington, DC, co-chair Cynthia Richman bolsters the team with her deep knowledge of cartel investigations and class action matters. Also in DC, Joshua Lipton manages antitrust and consumer protection litigations in state and federal courts.

Jones Day is a leading antitrust firm renowned for its expertise in complex litigation and high-stakes investigations with national and international reach. The team includes numerous lawyers with prior FTC and DOJ experience, providing deep insight into enforcement agency strategies. The firm’s considerable expertise encompasses defending pharmaceutical clients against various antitrust claims, including patent-related disputes, sham litigation, and reverse payment settlements. The firm also represents clients in the animal protein, credit card, technology, and auto parts industries in similar matters. Craig Waldman leads the practice from Washington DC. Also based in DC., John Majoras is a seasoned antitrust litigator with multiple jury trial victories and success in high-profile merger challenges. Julie McEvoy, another DC-based practitioner, is highly experienced in complex civil and criminal antitrust matters. In San Francisco, David Kiernan specializes in per se and rule-of-reason cases across various industries. In Columbus, Tiffany Lipscomb-Jackson provides robust defenses against allegations of monopolization, price-fixing, bid-rigging, and IP misuse.

Kirkland & Ellis LLP is highly regarded for its expertise in antitrust litigation and government investigations, with many of its lawyers bringing prior experience working with US enforcement agencies. The team has an impressive track record of securing early dismissals, summary judgments, and defeating class certifications in complex cases. The team has proven capable of obtaining preliminary injunctions and successful defense verdicts in trials involving cartels, monopolization, pricing disputes, unfair competition, and intellectual property issues. The group leverages its extensive experience to defend corporations and individuals in both criminal and civil antitrust investigations. In Chicago, Daniel Laytin is a trusted advisor in complex antitrust litigation. Also based in Chicago, James Mutchnik focuses his practice on cartel matters, price-fixing, and monopolization cases. Christa Cottrell, operating from Chicago as well, serves as lead counsel in high-stakes cases potentially worth billions of dollars. From Washington DC, Olivia Adendorff and Catie Ventura provide valuable competition experience, while Devora Allon primarily practices from New York.

With multiple victories against enforcement agencies in merger litigation, Latham & Watkins LLP is a trusted advisor to firms facing challenges to their high-profile and critical transactions. The firm is highly regarded for its comprehensive antitrust and competition expertise, including trials, investigations, global merger clearance, and cartel defense. The team’s skilled litigators have consistently demonstrated the ability to defeat cases pre-trial and secure favorable outcomes in trials involving allegations of conspiracy, monopolization, and price-fixing. Based in Washington DC, Mike Egge serves as global antitrust and competition chair. In the Bay Area, Al Pfeiffer has a strong track record of achieving victories in trials, arbitrations, summary judgments, and appeals in complex antitrust cases. Also on the West Coast, vice chair Belinda Lee brings deep strategic insight to managing sweeping multidistrict litigation. Bay Area-based Christopher Yates is a prominent figure in sports antitrust litigation, while in DC Jennifer Giordano offers broad expertise in monopoly, price-fixing, unfair competition, and price discrimination claims.

Paul, Weiss, Rifkind, Wharton & Garrison LLP is renowned for its expertise in complex antitrust litigation, regulatory investigations, and merger clearances. The team features seasoned litigators and former senior officials from the DOJ and other key agencies, offering key insights. The group’s trial experience, including numerous jury trials, underscores its capabilities in high-stakes matters. The team attracts leading U.S. and international clients across the technology, healthcare, finance, and sports sectors. The group’s strong investigations practice further bolsters its reputation as a leader in antitrust defense. Brette Tannenbaum counsels Fortune 500 corporations, leading investment managers, and major sports organizations on their complex antitrust matters.

White & Case LLP houses a specialized and dedicated antitrust practice with significant trial expertise. The team has achieved numerous groundbreaking victories, including recent successes in high-profile securities class action dismissals and a major pharmaceutical antitrust lawsuit. Its practice is further distinguished by international capabilities, leading expertise in the antitrust implications of algorithmic pricing, and deep knowledge of the pharmaceutical sector. J. Mark Gidley and Rebecca Farrington co-chair the practice from Washington DC. Gidley is widely recognized for his defense of clients accused of cartel behavior. Christopher Curran, also based in DC, has an impressive record of victories in jury and bench trials, alongside appellate and Supreme Court experience. Kathryn Mims, another DC-based partner, regularly advises clients on complex multidistrict litigation (MDL) and M&A transactions. Operating from New York, Jack Pace has secured major wins for blue-chip clients across the pharmaceutical, e-commerce, TMT, and asset management industries. DC-based Eric Grannon led the firm’s recent victory in the high-profile ‘pay for delay’ decision in the Second Circuit.

Williams & Connolly LLP is a leading authority in high-profile antitrust litigation, offering effective defenses to technology giants in some of the sector’s most significant government antitrust cases. The team’s expertise and strategic acumen enable it to navigate complex civil, criminal, and government enforcement matters. Additionally, the group has demonstrated proficiency in novel competition issues, including claims of harm in labor markets and concurrent state and federal actions. Reflecting its success, the team’s client roster includes prominent players in the technology, pharmaceutical, and healthcare industries. Co-chair John Schmidtlein brings great experience representing clients in intricate civil and criminal antitrust matters. Co-chair Jonathan Pitt served as trial counsel in the first class action antitrust trial addressing ‘pay-for-delay’ claims following FTC v. Actavis and has successfully defended against no-poach allegations. Benjamin Greenblum is widely recognized as a leading authority on ‘pay-for-delay’ and reverse payment settlement cases. All lawyers are based in Washington, DC, unless otherwise noted.

WilmerHale‘s antitrust practice comprises leading appellate advocates, criminal defense attorneys, and a broad bench of experienced civil litigators. Leveraging this expertise, the team is capable of opposing state and federal enforcement agencies, as well as private plaintiffs, in high-stakes class action litigation. Thomas Mueller spearheads the team, a key name for cartel enforcement matters. Jennifer Milici‘s considerable antitrust expertise is informed by her experience acting as chief trial counsel for the FTC’s Bureau of Competition. In New York, David Gringer has achieved high-profile victories under the Clayton and Sherman Acts. Boston-based Mark Ford is highly experienced in cases intersecting antitrust and intellectual property law, including sham litigation, ‘the walker process’, and ‘product hopping’. Dominic Vote and Perry Lange are also key members of the team, both bringing considerable experience representing clients before courts, the DOJ, and the FTC. Steven Cherry retired from the practice in December 2024. All lawyers operate primarily in Washington DC, unless otherwise mentioned.

Arnold & Porter‘s active antitrust practice boasts extensive expertise in handling individual and class action claims. The team excels in defending clients against allegations of price-fixing, monopolization, group boycotts, and exclusionary conduct. Beyond achieving courtroom victories, the team often secures favorable outcomes through motions to dismiss and summary judgments. Known for its broad sector expertise, the practice also has a distinguished focus on antitrust matters in the life sciences sector. Jonathan Gleklen brings significant experience in antitrust transactions, investigations, and litigation. Laura Shores is a trusted defender of pharma clients in high-profile antitrust cases. Anne Davis is highly regarded for her work in state class actions and opt-out litigation. In New York, Scott Lent provides key support to the team’s pharma and media clients. All lawyers are based in Washington DC, unless otherwise noted.

Representing numerous Fortune 500 companies and blue-chip corporates, Axinn Veltrop & Harkrider has established itself as a leading antitrust defense firm. The team is highly active in both private and public antitrust litigation, regularly handling cartel and government investigations, including any ensuing criminal proceedings. Michael Keeley chairs the practice from Washington DC. In New York, Denise Plunkett is well-regarded for her work on complex antitrust disputes, including sweeping class actions alleging industry-wide conspiracies. Also based in DC, Bradley Justus has represented companies before competition regulators in jurisdictions including Europe, Brazil, China, South Korea, Mexico, and Japan. In San Francisco, Daniel Bitton is actively engaged in federal antitrust cases involving advertising technologies, brought by State Attorneys General, the DOJ, and private plaintiff classes. Rachel Adcox departed the practice in December 2024.

Complex cross-border transactions and high-stakes litigation are hallmarks of Mayer Brown’s prominent antitrust practice. Recent highlights include high-profile defenses in animal protein and agricultural cases, where the team secured summary judgments and notable settlements in actions brought by state attorneys general. Additional successes include a grey-market goods distribution case and the defense of class actions involving student-athlete compensation. Britt Miller, based in Chicago, co-chairs the practice and frequently leads high-stakes antitrust litigation involving allegations of price-fixing, monopolization, and conspiracy. William Stallings and Gail Levine, co-chairs based in Washington DC, bring significant litigation expertise to the practice. Also in DC, Carmine Zarlenga has represented national and international companies in over 50 state and federal courts across the US. Operating from Chicago, Matthew Provance adds strength to the team with his deep knowledge of the technology and data privacy sectors.

O'Melveny brings extensive experience in antitrust litigation, including cases involving novel legal issues that demand sophisticated strategies before judges, juries, appellate panels, and U.S. enforcement agencies. The team frequently defends clients in matters alleging monopolization and cartels across a wide range of industries. It also plays a pivotal role advising clients involved in DOJ investigations concerning price-fixing, as well as criminal and civil inquiries into no-poach agreements and broader hiring practices. Ben Bradshaw, co-chairing the practice from Washington DC. has secured numerous high-profile dismissals and summary judgments, particularly in the pharmaceutical sector. Also based in DC, co-chair Ian Simmons is a recognized expert in MDL antitrust proceedings, having tried multiple cases to verdict. In San Francisco, Michael Tubach excels in handling criminal antitrust matters and DOJ investigations, while Anna Pletcher offers specialized expertise in labor market antitrust issues.

Quinn Emanuel Urquhart & Sullivan, LLP’s antitrust practice is highly regarded for its extensive experience defending blue-chip clients in high-stakes litigation. The team has achieved notable successes, including dismissals without monetary payments, key verdicts in complex cases, and favourable settlements. Known for its specialist expertise, the practice excels in handling cases involving the intersection of antitrust, intellectual property, and bankruptcy law. Co-chair Kevin Teruya, based on the West Coast, focuses on antitrust, unfair competition, and IP litigation. Sami Rashid, co-chairing from New York, has led multiple defences against allegations of price-fixing and other anticompetitive practices. Mike Bonanno in Washington DC bolsters the team with his expertise in antitrust investigations, while Kevin Arquit, who joined the DC ffice in 2024, adds significant corporate and regulatory experience. Steig Olson, also in New York, is recognised for his adept handling of both plaintiff and defendant antitrust matters.

Winston & Strawn LLP has built a strong reputation for handling complex civil, criminal, and appellate antitrust cases, including matters intersecting with intellectual property and technology. Recent highlights include successfully defending consolidated class action litigation and securing summary judgment for clients accused of price-fixing conspiracies. The team has also achieved significant dismissals in monopolization and Sherman Act disputes, among other notable victories. Co-chairing from New York, Eva Cole specializes in cartel investigations and class actions. In Chicago, co-chair James Herbison recently secured summary judgment and a DOJ dismissal of criminal charges for a client in the high-profile broiler chicken litigation. Based in New York, Jeffrey Kessler is frequently entrusted to lead challenging antitrust, sports law, and IP cases, including major jury trials. Other key contributors include New York-based Jeffrey Amato and Chicago’s Mike Mayer .

A&O Shearman excels in managing complex antitrust litigation across the technology, media, aviation, petrochemicals, healthcare, and finance sectors. The team’s extensive litigation capabilities span civil and criminal matters under the Sherman Act, wage-fixing cases, and state antitrust laws. Its expertise is further strengthened by former government officials with significant experience in cartel investigations. Based in Washington DC, global head David Higbee advises on antitrust investigations, merger reviews, and complex competition litigation. Also in DC, Todd Stenerson leads US antitrust litigation, specializing in dealer termination, RICO cases, business torts, and breach of contract disputes. In New York, Adam Hakki is a renowned litigator, recognized for his skill in handling high-stakes trials and investigations involving ‘bet-the-company’ mandates.

Baker Botts L.L.P. maintains a robust presence in complex antitrust litigation, frequently leading critical defenses for clients involved in cartel, class action, and collusion cases. Paul Cuomo’s practice emphasizes U.S. and multijurisdictional antitrust litigation and investigations, with appearances before numerous international competition enforcement agencies. Erik Koons brings deep experience handling cases involving price-fixing, market allocation, monopolization, and sham patent litigation. James Kress has extensive experience managing competitor and class actions across diverse industries, alongside an active counseling and compliance practice. John Taladay leads the practice, offering specialized expertise in merger clearances and regularly appearing before the FTC, DOJ, and European Commission to facilitate high-profile M&A transactions. Thomas Carter applies his strong understanding of DOJ and FTC regulatory processes to assist with merger clearance matters. All mentioned lawyers are based in Washington DC.

Davis Polk & Wardwell LLP offers robust expertise in corporate transactions and sophisticated antitrust litigation. The team excels in advising on class actions, criminal investigations, and government enforcement matters, earning recognition for securing significant victories for financial institutions and corporations in antitrust disputes. Arthur Burke leads the practice from New York, frequently advising on antitrust litigation, investigations, and M&A-related antitrust considerations. In Washington DC, Jarrett Arp is a trusted advisor for clients facing cartel and price-fixing allegations. New York-based Sheila Adams has recently represented high-profile corporations across the media, entertainment, tech, pharma, and financial services sectors.

With extensive trial experience, Dechert LLP possesses a strong track record in high-stakes antitrust litigation. Recent highlights include defending a major acquisition in the grocery sector and securing a complete jury trial victory in a case alleging anticompetitive and deceptive practices in the real estate industry. The team has also demonstrated expertise in the pharma sector, defending against IP class actions and handling prominent FTC investigations. Splitting his time between New York and Philadelphia, co-chair Steven Bizar is currently leading significant intricate antitrust litigation in the media, entertainment, energy, and resources sectors. Based in Washington DC, co-chair Mike Cowie focuses on government merger investigations and litigation, particularly in the healthcare and life sciences industries. In Philadelphia, George Gordon is recognized as a leading authority on antitrust cases related to patent enforcement, pricing issues, and marketing practices.

DLA Piper LLP (US) provides effective defenses for clients in high-stakes class actions and bet-the-company litigation. The team has recently enhanced its capabilities with several key hires, bringing substantial experience from the FTC and state Attorneys General offices. John Hamill, based in Chicago, leads the practice and has a track record of success in trial courts, arbitrations, and appellate courts across the U.S. In Los Angeles, John Gibson combines deep antitrust expertise with a strong focus on the technology and healthcare sectors. Brian Boyle, in Philadelphia, specializes in cases involving price-fixing, consumer protection violations, deceptive trade practices, and racketeering. In Washington, D.C., David Bamberger is highly experienced in jury trials addressing complex antitrust issues. Meanwhile, in Baltimore, David Hamilton is a key resource for clients navigating government-led civil and criminal investigations.

Freshfields LLP continues to advise multinational corporations on high-stakes antitrust matters. The team’s deep expertise in navigating the DOJ, FTC, and other global regulatory agencies enables it to provide vital support in government investigations and merger reviews. Former DOJ Director Eric Mahr plays a key role in the team’s ongoing Google advertising MDL litigation. Julie Elmer is highly experienced in Sherman Act and class action litigation. Andrew Ewalt has achieved significant trial victories and favorable settlements for high-profile clients. Heather Lamberg is a skilled litigator with a proven track record of securing early dismissals and defeating class certifications. Based in Silicon Valley, California, Justina Sessions focuses on complex antitrust matters within the tech sector. All other lawyers mentioned are based in Washington DC.

From high-profile trials to cross-border M&A, major investigations, class actions, and civil litigation, Morrison Foerster offers distinct antitrust expertise. Practice co-heads Alexander Okuliar and Lisa Phelan, both based in Washington DC, bring extensive experience to the team. Okuliar draws on his deep background in private practice and government roles to handle major litigation, government investigations, and high-stakes merger reviews. Phelan is highly regarded for her defense in cases involving no-poach agreements, information sharing, and bid-rigging. Also in Washington, DC, Rob Manoso frequently advises on antitrust matters in highly regulated industries, including pharmaceuticals, technology, healthcare, and financial services.

With expertise acting for both plaintiff and defendant, Simpson Thacher & Bartlett LLP is highly regarded in antitrust litigation, government investigations, and merger clearance matters. The team has a demonstrable capability to resolve cases involving monopolization, price-fixing, and tying claims. Peter Guryan co-chairs the antitrust and trade regulation practice from New York. Co-chair Sara Razi has secured favorable outcomes in complex mergers and high-profile antitrust litigation. Based in Washington, D.C., co-chair John Terzaken plays a pivotal role in handling antitrust, fraud, and white-collar crime matters, as well as related follow-on litigation. Abram Ellis manages a diverse portfolio encompassing complex antitrust litigation and merger clearances for domestic and international corporations. All lawyers are based in Washington DC, unless otherwise noted.

Weil, Gotshal & Manges LLP demonstrates its antitrust defense expertise through a strong track record of securing pre-trial victories, including successful motions to dismiss before discovery, defeating class certifications, and obtaining summary judgments. At trial, the team has consistently delivered favourable outcomes in class action litigation and regularly represents clients in counterclaims and IP disputes. The practice is co-chaired by Brianne Kucerik, Michael Moiseyev, and Jeffrey Perry, all based in Washington DC. In New York, Adam Hemlock‘s practice spans civil and criminal litigation, cartel matters, amnesty proceedings, and civil class actions. Also, in New York, Eric Hochstadt is sought after by prominent clients for his experience on both sides of antitrust litigation.

BakerHostetler is frequently retained to handle complex antitrust disputes, including expansive multidistrict litigation (MDLs) and putative class actions. Recently, the firm has led matters for multinational and regional businesses in the cross-border shipping, internet, and technology sectors. Carl Hittinger heads the team from Philadelphia, where he has built a strong reputation in competitor-versus-competitor antitrust litigation. In Los Angeles, Bridget McCabe has demonstrated her ability to lead large teams in antitrust class actions in federal courts across the US. Philadelphia-based Jeffry Duffy is a highly regarded litigator and negotiator in antitrust matters. John Fornaciari, based in Washington DC, has great experience in international cartel investigations and class action defenses.

Boies Schiller Flexner LLP‘s dedicated antitrust team, composed of numerous lawyers with government experience, is renowned for its track record in landmark competition cases. With significant trial expertise, the team provides essential defenses in sweeping class actions alleging collusive behaviour and DOJ-initiated investigations. Co-chair James Denvir, based in Washington DC, has represented clients across a wide array of industries in high-stakes lawsuits and government investigations. Also in DC, co-chair Michael Mitchell frequently represents clients in multi-forum litigation and before federal and state agencies. Hamish Hume, also based in DC, is currently leading the defense of a mass tort claim in the medical laboratory sector. In Florida, Stuart Singer bolsters the team with his extensive appellate strategy expertise.

Eimer Stahl LLP is a prominent boutique firm specialising in antitrust law, representing national and international clients across diverse industries, including agriculture and technology. In addition to litigation, the firm offers comprehensive audits and bespoke compliance programmes. Co-chair Nathan Eimer is a distinguished trial lawyer with extensive experience in federal and state courts and arbitrations. Fellow co-chair Vanessa Jacobsen frequently leads defences in individual and class action antitrust litigation, as well as DOJ investigations. Michael McCluggage brings notable expertise in cases involving the RICO fraud statute. Benjamin Waldin is presently active in several cases alleging price-fixing and conspiracy. All attorneys are based in Chicago.

Hogan Lovells US LLP‘s accomplished team of antitrust litigators has recently secured multiple summary judgment victories and favorable settlements in high-profile class action litigation. The group frequently challenges the DOJ and FTC in merger litigation on behalf of its high-profile client base. Justin Bernick is a skilled courtroom strategist with substantial antitrust trial experience. Jennifer Fleury rejoined the practice in October 2024 after serving as Deputy Chief Trial Counsel for the FTC. Benjamin Holt has a strong track record in class actions and civil antitrust litigation in the pharmaceutical sector, including cases involving allegations of price-fixing and market allocation. All mentioned attorneys are based in Washington, D.C.

King & Spalding LLP fields a dedicated and growing antitrust practice with a strong reputation for representing high-profile clients in major litigation and investigations. The team benefits from access to former government experts, including several lawyers who previously held positions at enforcement agencies, which enhances the firm’s ability to navigate investigations and regulatory challenges. In Dallas, co-chair Sean Royall’s litigation and investigations practice benefits from his deep understanding of advertising, marketing, privacy, and data security issues. In Washington DC, co-chair Jeffrey Spigel regularly advises on unfair and deceptive trade practices before the FTC, CFPB, and state attorneys general. In Atlanta, Jeffrey Cashdan has earned a leading reputation for bet-the-company litigation.

McDermott Will & Emery LLP demonstrates a proven ability to defend its clients against challenges from the FTC, DOJ, and state attorneys general by delivering robust defenses in complex antitrust matters. A key differentiator for the practice is its deep expertise in healthcare and technology, encompassing complex monopolization litigation and extensive investigations into alleged anticompetitive conduct. Raymond Jacobsen, Jon Dubrow, and Ryan Tisch serve as co-chairs from the Washington DC, office. Michelle Lowery, who splits her time between Los Angeles and Chicago, is a skilled litigator with notable expertise in healthcare, tech, and manufacturing antitrust disputes. Stephen Wu is recognized for the strength of his defense in federal courts across the US. Katherine O’Connor focuses her active practice on litigation and investigations in the healthcare and labor markets. Both Wu and O’Connor are based in Chicago.

Norton Rose Fulbright plays a key role in several prominent U.S. antitrust matters, addressing significant issues involving generic pharmaceutical products, algorithmic price-fixing, ‘no-poach’ agreements, and the big tech sector. The group is a trusted advisor to clients involved in class actions, MDL litigation, and criminal antitrust matters in both federal and state courts. In Washington DC, co-chair Robin Adelstein’s extensive antitrust expertise is enhanced by her background in the pharmaceutical sector. Co-chair Neeley Agin rejoined the DC office in March 2024. Based in Houston, Layne Kruse leads litigation and investigations across the energy, life sciences, insurance, and transportation sectors.

Paul Hastings LLP delivers comprehensive antitrust counsel, spanning criminal and civil cartel defence, complex mergers, and high-stakes litigation. The team frequently handles multijurisdictional merger control and litigation across key sectors such as technology, life sciences, financial services, retail, consumer goods, and energy. Co-chair Michael Murray draws on his DOJ experience to provide valuable insights into antitrust investigations, litigation, and appeals. Fellow co-chair Ryan Phair excels in handling intricate antitrust cases and enforcement actions. Craig Lee’s background as a federal prosecutor is a notable asset for clients involved in cartel investigations and litigation. In Century City, Bo Pearl is a versatile litigator with a strong track record in landmark antitrust cases, representing both defendants and plaintiffs. All lawyers are based in Washington DC unless otherwise mentioned.

Proskauer Rose LLP is a top choice for clients seeking defense in high-stakes antitrust litigation and merger regulatory clearance. The team recently achieved unanimous defense verdicts in major jury trials within the agricultural and pharmaceutical sectors. Co-chair Colin Kass, a seasoned trial lawyer, is highly regarded for securing clearance for critical transactions and managing complex investigations. Fellow co-chair Christopher Ondeck is experienced in high-profile antitrust matters and has notable expertise in the Capper-Volstead Act. John Ingrassia specializes in matters at the intersection of antitrust and CFIUS issues. Mark Rosman is experienced in cartel defense, criminal enforcement investigations, and merger cases. All mentioned attorneys are based in Washington DC.

Reed Smith LLP leverages its attorneys’ experience representing global competition authorities in complex, high-profile antitrust litigation. In addition to providing courtroom representation, the team defends clients in antitrust investigations and develops bespoke compliance programs to minimize regulatory exposure. State aid rules are also a key focus for the team. Daniel Booker is a recognized authority in antitrust litigation. Co-chair Michelle Mantine is a versatile antitrust lawyer, equally skilled in handling challenging litigation and advising on pre- and post-merger issues. Will Sheridan bolsters the team with his specialized knowledge of the Hart-Scott-Rodino Act. Edward Schwartz’s advocacy skills have been instrumental in his successes in DOJ, FTC, and state attorneys general investigations. All lawyers split their time between Pittsburgh and Washington D.C.

Skadden, Arps, Slate, Meagher & Flom LLP is renowned for its expertise in navigating complex multijurisdictional investigations, merger reviews, and antitrust litigation. The team has extensive experience appearing before a variety of forums, including federal courts, the FTC, DOJ, and European courts. Steven Sunshine serves as the global antitrust leader and advises clients on all aspects of litigation, counseling, and grand jury investigations. David Wales plays a key role in the team’s antitrust work across both the private and public sectors. New York-based Karen Lent brings trial and appellate experience and is recognized for her expertise in the sports sector. Tara Reinhart demonstrates her complex litigation skills through her work on class actions, including MDL litigation, and cases involving reverse payment claims. In New York, Boris Bershteyn offers vital regulatory and enforcement expertise. All attorneys are based in Washington DC, unless otherwise noted.

Representing both plaintiffs and defendants, Vinson & Elkins LLP is currently handling a range of complex antitrust cases, including defending clients in a prominent real estate matter involving the emerging area of algorithmic pricing and alleged collusion. Co-chair Craig Seebald has achieved significant victories in high-stakes cases by securing early dismissals, defeating class certifications, and winning summary judgment motions. Co-chair Darren Tucker focuses on antitrust investigations in the technology, energy, and pharmaceutical sectors. Fellow co-chair Jason Powers, based in Houston, is noted for his skill in coordinating with economists and experts in complex antitrust litigation. San Francisco-based Michael Scarborough advises clients at every stage of antitrust class actions, direct plaintiff litigation, and competitor disputes. All attorneys are based in Washington DC, unless otherwise noted.

Alston & Bird LLP is a prominent firm for matters at the intersection of antitrust and intellectual property law, particularly in the technology and pharmaceutical sectors. The team’s niche expertise in pharmaceuticals includes the Hatch-Waxman regulatory framework and reverse payment disputes. In Atlanta, Georgia, co-chair Matthew Kent has extensive experience defending pharmaceutical companies in private antitrust litigation. Fellow co-chair Valarie Williams, based in San Francisco, excels in resolving high-profile antitrust issues both in and out of the courtroom. Also on the West Coast, Teresa Bonder has significant experience representing clients in antitrust claims within the pharmaceutical and financial services industries, brought by consumer classes, competitors, and trade associations.

Renowned for its strong cartel expertise, Baker McKenzie LLP handles cartel investigations, civil investigations, and merger clearances across a wide range of industries. Co-chair Mark Hamer draws on his prior DOJ experience to lead high-profile antitrust litigation and investigations. Fellow co-chair Creighton Macy is highly regarded for his work on cartel and transactional matters. Brian Burke frequently advises on civil and criminal government antitrust investigations. New York-based Jeffrey Martino strengthens the team with his specialized knowledge of white-collar and fraud-related matters. Teisha Johnson and John Fedele also play key leadership roles in the firm’s antitrust cases. Ashley Eickhof has advocated in a number of criminal antitrust cases in federal courts. All lawyers are based in DC bar Martino.

Ballard Spahr LLP remains active in numerous high-profile antitrust matters across the country, including MDLs, unlawful bundling, and conspiracy claims. The team is also experienced in criminal antitrust cases and is currently managing multiple DOJ and state investigations. The practice is led by Jason Leckerman, who has defended numerous companies in public and private class-action lawsuits. Stephen Kastenberg is a seasoned litigator with a record of success in trials, arbitrations, summary judgments, and appellate cases. Edward Rogers offers specialized expertise in real estate and construction matters, while New York-based James Mitchell focuses on securities. All attorneys are based in Pennsylvania unless otherwise noted.

Cohen & Gresser LLP represents prominent clients in the financial, technology, and pharmaceutical sectors, earning a strong reputation for regulatory expertise and high-stakes antitrust litigation. The firm’s broader white-collar defense capabilities enhance its work on FTC and DOJ enforcement actions. Co-chair Melissa Maxman is a trusted advisor in complex MDL litigation involving monopolization, price-fixing, and cartel behavior. Fellow co-chair Ronald Wick brings extensive competition law experience, reflected in his success defending class actions and navigating intricate regulatory matters. Alisa Lu is active in a wide range of antitrust litigation, particularly merger proceedings. All mentioned attorneys are based in the firm’s Washington DC office.

With considerable experience advising private equity clients, Debevoise is known for its effective advocacy and negotiation in critical merger transactions. Washington D.C., based co-chair Ted Hassi is an effective transactional and litigation lawyers known for his ability to obtain merger clearance in significant deals. Michael Schaper co-chairs from the firm’s New York office, where he has accumulated considerable experience acting for plaintiffs and defendants in monopolization, unfair pricing, and price fixing disputes. Other key members of the team include Erica Weisgerber and Tim Cornell, who operate in New York and Washington D.C., respectively. Leah Martin, also in D.C., manages a broad range of antitrust litigation and investigation matters.

Kasowitz Benson Torres LLP is highly regarded for its litigation expertise and success in high-stakes bet-the-company antitrust cases. Currently, the team is advising on multiple matters for prominent clients in the pharma, automobile, technology, and food and beverage industries. Co-chair Hector Torres brings valuable insight to disputes involving alleged anticompetitive behavior, leveraging his experience representing both plaintiffs and defendants. Sheron Korpus also acts as co-chair of the practice and continues to take point on a significant pharmaceutical MDL alleging price-fixing of over 100 generic drugs. Both attorneys are based in New York.

 

Corporations, trade associations, and individual clients frequently turn to McGuireWoods LLP for leadership in complex antitrust matters, including treble damages, indirect purchaser claims, and MDL class action litigation. The team has achieved trial success in cases involving price-fixing, monopolization, predatory pricing, and exclusive dealing. Amy Manning and Holden Brooks  co-chair the practice from Chicago, with Manning recently leading the defense in a no-poach case before the Illinois Supreme Court. Richmond-based co-chair Brent Justus has represented clients in federal courts on matters involving horizontal and vertical conspiracies. Angelo Russo, also in Chicago, has delivered favorable outcomes both in court and by persuading authorities to close investigations without action.

Pillsbury Winthrop Shaw Pittman LLP frequently handles class action and direct action antitrust litigation in the electronic components, energy, and telecommunications sectors. In Washington, D.C., co-chair Michael Sibarium regularly defends clients in FTC and DOJ investigations, as well as antitrust litigation in state and federal courts. San Francisco-based co-chair Roxane Polidora leverages her deep dispute expertise to try cases before juries, judges, and tribunals across a wide range of industries. Also in San Francisco, Lee Brand’s practice encompasses cartel litigation, class actions, and high-stakes contract disputes.

Sheppard, Mullin, Richter & Hampton LLP is well-positioned to represent domestic and multinational clients in antitrust investigations and prosecutions by the FTC and DOJ. The team has played a pivotal role in recent monopoly investigations involving big tech companies and in facilitating significant M&A transactions for its clients. Co-chair Leo Caserio’s litigation expertise has been instrumental in securing favorable outcomes in complex conspiracy trials. Fellow co-chair Ann O’Brien brings extensive experience in antitrust and white-collar crime investigations, including representing clients in federal criminal jury trials. Both attorneys are based in Washington DC.

Sidley Austin LLP frequently assists domestic and multinational corporations, trade associations, government entities, and individuals across the full spectrum of civil and criminal antitrust matters. The team operates under the leadership of Benjamin Nagin in New York, whose workload includes high-profile disputes and investigations related to payment systems, AI, and labor agreements. In Washington DC, Carie Mahan serves as an antitrust litigator, counselor, and risk advisor to her diverse client base. The team continues to expand, with Corey Roush joining from Akin in June 2024.

Sherman Act monopolization cases and multidistrict cartel class action litigation are key components of Troutman Pepper Locke LLP‘s dynamic practice. Philadelphia-based co-chair Barbara Sicalides delivers comprehensive antitrust counsel, spanning M&A facilitation to the defense of clients in civil and criminal investigations and litigation. New York-based co-chair Daniel Anziska provides vital antitrust and regulatory guidance to clients across industries, including construction, sports, financial services, energy, and healthcare. Representing domestic and international clients in both local and cross-border competition disputes, Jeremy Heep is considered a skilled advocate by his peers. Also in Pennsylvania, Robin Sumner galvanises the practice with her strong understanding of biopharma and healthcare lawsuits.

Wilkinson Stekloff has earned widespread acclaim for its role in Microsoft’s high-profile acquisition, contributing to a landmark trial victory against the FTC. The team has also been actively involved in litigation and investigative hearings related to prominent pharmaceutical deals. Co-founders Beth Wilkinson and Brian Stekloff lead the practice, with Wilkinson having spearheaded numerous jury trials and bet-the-company cases. Rakesh Kilaru brings extensive experience with appellate courts nationwide. Kosta Stoljikovic is central to the firm’s ongoing investigations conducted by federal antitrust regulators. All attorneys are based in the firm’s Washington DC, office.