Elsberg Baker & Maruri PLLC has an increasingly established financial services litigation practice, acting in litigation on behalf of clients in banking fintech, fund and asset management. In New York, David Elsberg, Rollo Baker, and Silpa Maruri are each experienced commercial litigators and trial lawyers.

Willkie Farr & Gallagher LLP specialises in acting on behalf of mortgage lending, credit union groups, and consumer banks on putative class action cases, mass arbitrations, and money laundering investigations. An experienced financial service litigator, Chicago’s Debra Bogo-Ernst is the leading name in the practice.

A multidisciplinary team with a nationwide footprint and a global client base, Cleary Gottlieb Steen & Hamilton‘s financial disputes practice boasts experience in white-collar criminal and regulatory investigations, banking antitrust litigation, and international arbitration proceedings across a range of forums. Particularly strong in representing systemically important global banking institutions, the group has established relationships as defense counsel for Goldman Sachs and BNP Paribas, and acts for banks in novel anti-terrorism sanctions cases and post-liquidation disputes. The firm also has an increasing presence in litigation in the cryptocurrency, private equity, and asset trading spaces. In the New York office, Lev Dassin has a track record in both long-term complex pieces of financial litigation and on SEC enforcement orders, Joon Kim counsels executives and boards of directors on regulatory investigations, and Rishi Zutshi is strong in the antirust litigation space. In Washington DC, the leading names are regulatory enforcement specialists Robin Bergen and Nowell Bamberger, and from the Bay Area Jennifer Kennedy Park has a litigation and financial crime practice.

Cravath, Swaine & Moore LLP‘ New York office has a field-leading financial services litigation practice. The firm represents a key roster of investment and diversified banks in civil litigation, and other clients span national industry leaders in payment services and consumer finance groups, private equity, and asset management. Furthermore, the group is increasingly active in the fintech and cryptocurrency sectors. Areas of strength cover residential-mortgage-backed securities disputes, antitrust class action claims, and regulatory investigations by federal agencies. Out of court, the practice is additionally retained by domestic and international banks as ongoing regulatory and antitrust counsel. The practice is headed by Lauren Moskowitz, experienced before the Supreme Court and Delaware commercial courts alike and has particular focus in post-transactional and RMBS cases. Michael Paskin is renowned for his counsel for banks in securities and derivatives disputes as well as class action claims, while Antony Ryan has acted on federal investigations and futures-related litigation. Elsewhere in the practice, Lauren Rosenberg has led on stockholder derivative litigation and against allegations of conspiracy.

Paul, Weiss, Rifkind, Wharton & Garrison LLP leverages a ‘deep bench’, ‘incredible sophistication’ and ‘generations of expertise’ across the financial services sector to act for leading national and global banking groups, alternative asset management groups, and financial technology companies on the full gamut of confidential mandates. On the investigations side, the firm’s work spans advising on financial regulatory and criminal investigations and inquiries by the DoJ, SEC, and other federal authorities as well as congressional and state-level governing bodies, while in litigation the practice leads on securities and antitrust class action defense and breach of fiduciary duty disputes. In New York, Susanna M. Buergel specializes on both regulatory and internal investigations as well as False Claims Act matters, while Jessica S. Carey acts on enforcement investigations as well as litigation including securities fraud suits and civil RICO claims. Andrew Ehrlich and Roberto Gonzalez haveleft the firm

Particularly renowned for its work acting on behalf of plaintiffs in financial services disputes, Quinn Emanuel Urquhart & Sullivan, LLP‘s team of highly experienced litigators and trial lawyers leads on cases spanning from consumer class action suits to mortgage-backed securities litigation for individual and class claimants, with special expertise in fraud, antitrust, and RICO cases. On the other-side, the firm is also capable advising on cross-border regulatory and enforcement investigations as well as follow-on civil litigation for banking clients. The practice is helmed by New York’s Daniel Brockett, an experienced debt and securities litigator notable for his work as lead class action counsel, areas in which LA’s Jeremy Andersen  is another key name. Also in New York is Ellison Merkel, who has acted for investment funds in structured finance and derivatives litigation, and in Washington DC former federal prosecutor Avi Perry specialises on white-collar and fraud investigations.

Simpson Thacher & Bartlett LLP is widely regarded as a market-leading presence in the financial services sector on both major pieces of civil litigation as well as on governmental and internal investigations. Clients of the practice span major investment banks, asset managers, fintech groups and a wide array of directors and officers, and the group is also retained by a number of Federal Reserve banks on litigation. Securities class actions, SPAC M&A, and LIBOR litigation are areas in which the practice has achieved major success for its banking clients in trial, and elsewhere the firm advises on antitrust and white-collar crime investigation. The team’s efforts are spearheaded in New York by Lynn K. Neuner and Jonathan K. Youngwood, who have led on prominent pieces of class action litigation, preliminary injunctions, and post-bankruptcy disputes, and New York's Craig Waldman specializes in post-M&A disputes. In addition, the firm’s strength in depth was bolstered in 2025 by the arrivals of Washington DC’s Adam Aderton in March from Willkie Farr & Gallagher LLP, who specialises in SEC investigations.

Bringing together experienced trial lawyers and regulatory specialists, A&O Shearman has a strong practice representing fintech companies, cryptocurrency and digital asset exchanges in high-stakes litigation in addition to investment banks and consumer finance groups. With a global scope, the firm also advises international financial institutions on US regulatory and criminal investigations. Recent highlights have included acting as counsel to the DOJ relating to AML and sanctions obligations in the cryptocurrency space. Co-leading the practice are Adam Hakki, one of the most experienced financial service litigators in the nation valued by a wide array of banking and financial clients, and Richard Schwed. Grace Lee is another experienced trail lawyer in the practice, and Daniel Lewis is a name of note acting for banks on securities class action cases, and on white-collar and investigations mandates the key name is Katherine Stoller, who advises on regulatory investigations as well as governance and compliance matters. All mentioned attorneys based in New York.

With among the most comprehensive practices acting on civil litigation across the scope of the financial services sector, Davis Polk & Wardwell LLP‘s group is retained as counsel by domestic and international banks in individual and collective actions in antitrust class action suits, derivatives litigation, and post-transactional disputes. Acting on long-term ongoing mortgage-backed securities disputes is one area in which the firm has an historic strength. The practice is led from New York by securities litigators James Rouhandeh, Dana Seshens, and Paul Spagnoletti, and other leading names in the practice include Brian Burnovski, who is particularly strong acting in the fintech sector, and Elliot Moskowitz, who has led on litigation following bankruptcies and internal restructuring processes. All mentioned attorneys based in New York.

Latham & Watkins leverages banking and corporate capabilities to support a deep and high-end litigation practice on an array of global financial disputes. Splitting his time between Washington DC and New York, Andrew Clubok is an experienced trial attorney and regularly acts on behalf of global banks, alternative asset managers, and online exchanges on complex contractual and class action suits, while New York's Marc Berger brings leading experience as a former SEC and DOJ attorney to white-collar and regulatory enforcement mandates for financial institution and CEOs, and he joins Chicago’s John Sikora on the investigations front. New York's Douglas Yatter has led on novel and complicated commercial proceedings as well as on a range of regulatory investigations and inquiries in finance.

A range of the largest national investment banks, insurance companies, and mortgage and consumer lenders employ Mayer Brown‘s counsel on complex disputes in the financial services sector, in both high-stakes antitrust and post-transactional litigation as well as regulatory investigations. The firm has notable experience at the appellate and Supreme Court levels in civil lawsuits. Christopher Houpt and Matthew Ingber are the main names in advisory work for banks, financial service providers, and commercial SPVs on mandates against investors, creditors, and class action groups. Acclaimed as ‘the go-to lawyer for civil litigation in the financial and banking sectors‘, Mark Hanchet has led on complicated cross-jurisdictional fraud cases for international banks, and Chicago’s Greg Deis is the firm’s investigations specialist, handling both regulatory and criminal investigations into charges of fraud, money laundering, market manipulation, and trade surveillance. Unless otherwise mentioned, all attorneys are based in New York.

With a broad workload spanning disputes in the payment service, cryptocurrency lending, professional services and insurance sectors, Arnold & Porter represents plaintiffs and defendants alike on antitrust class actions, securities fraud litigation, shareholder derivative actions, and on disputes following SEC investigations. The practice has a breadth of experience and a nationwide reach: in New York, the leading names are Veronica Callahan and Kathleen Reilly, experienced respectively in litigation and enforcement matters, and on Washington DC, Scott Schreiber is a leading name on contentious mandates in the insurance sector and former SEC attorney Christian Schultz leads in the VC and digital asset space. Elsewhere, Houston’s Katherine Treistman  leads in the lending sector on liability and breach of fiduciary duty cases.

Based in New York, Debevoise & Plimpton LLP’s financial services litigation team has cross-border capabilities in an array of criminal, civil, and regulatory matters Defense-side counsel in investigations and litigation against federal regulatory bodies is a main area of focus for the practice, and prominent digital asset and cryptocurrency firms rely on the practice in securities class actions and commercial disputes. Asset management, consumer finance and insurance are other sectors in which the group has a presence acting in litigation. Department head Andrew Ceresney leads for banks, directors, and fintech companies on SEC and state-level regulatory investigations and AML advisory mandates, while Maeve O’Connor acts on securities and consumer finance class action disputes and Susan Reagan Gittes specialises in commercial litigation and regulatory inquiries.

Labelled ‘superb’ and ‘highly sophisticated’, Dechert is an established presence in litigation, arbitration, and investigations across the financial services sector. Splitting his time between Philadelphia and Washington DC, Michael McGinley is an experienced securities litigator and has recent experience in complex anti-terrorism and trade secrets misappropriation cases, and fellow co-head Joni Jacobsen is experienced leading cases in the Delaware Chancery Court. New York’s David Kotler leads for claimants and respondents in complex arbitrations in the asset management sector, former Assistant US Attorney Andrew Levander has a broad contentious practice, and the ‘second to none’ Jonathan Streeter has acted for banking and investment clients in investigations and bankruptcy cases. Joshua Hess left the firm in May 2025. Unless otherwise mentioned, all named attorneys are based in New York.

Gibson, Dunn & Crutcher LLP‘s Washington DC-based financial institutions practice is a key contact for major globa banking, fintech, cryptocurrency, and payment service firms. The firm is adept in handling a range of disputes mandates spanning antitrust class action cases, novel and complex regulatory and criminal investigations by the SEC, DOJ, and FinCEN, internal investigations, and shareholder derivative actions. The practice’s leading attorneys employ experience in an array of federal agencies to provide counsel in different key areas: Stephanie Brooker handles white-collar and AML regulatory and enforcement cases, Kendall Day specialises representing fintech companies on cross-border criminal investigations and on providing sanctions compliance advice, and David P. Burns has acted in matters with national security concerns.

Renowned for its ‘practical and smart’ counsel on litigation and investigations in the banking and consumer finance sectors, Goodwin acts for a roster of industry leaders in investment banking, mortgage lending, equity investment, and fintech groups. Consumer finance and fair credit class actions and civil lawsuits are mainstays of the practice, and the firm is particularly strong in relation to regulatory investigations and enforcements by the CFPB and state attorneys general. ‘Subject matter experts in financial services’, the practice group is led by New York’s Allison Schoenthal and Washington DC’s Matthew Sheldon. Schoenthal is a consumer finance regulatory specialist and advises on putative class action litigation and loan portfolio management matters, while Sheldon handles defense mandates for banks facing enforcement orders.

Noted for its ‘deep expertise with financial services and important federal and state regulators’, King & Spalding‘s New York-led business litigation practice leads defense mandates for asset management groups, investment funds, private equity portfolios, and investment banks on multidistrict commercial litigation and SEC/DOJ investigations and enforcement orders. The representation of banking subsidiaries in international commodities and investor-state arbitrations is an area in which the practice is notably busy. Praised as a ‘stand-out partner’, Matthew Biben employs experience as a former federal prosecutor to act on derivative suits and federal investigations, and Craig Carpenito has acted on internal and governmental investigations. Jamie Dycus handles civil, class action and antitrust litigation, and David Lesser has a broad litigation practice advising large US and multinational banks.

Kirkland & Ellis LLP remains a market-leading force in high-stakes financial services litigation, advising major corporates and financial institutions on some of the most complex and high-profile matters globally. The team is particularly noted for its ability to navigate parallel investigations involving multiple US and international regulators while also managing associated litigation and governance issues. Mark Filip, operating across the firm's Chicago and Washington DC offices, is a key figure in the practice, leading significant representations for The Boeing Company and Credit Suisse in cross-border investigations involving the DOJ, SEC, FINMA, and other authorities. Asheesh Goel, who also divides his time between Chicago and Washington DC, co-leads the firm's representation of Acadia Healthcare in a multi-agency investigation spanning federal and state regulators. Other notable practitioners include New York-based Zachary Brez and Nader Salehi, who are recognized for their prominent roles in complex enforcement matters, securities litigation, and government investigations.

Serving a client base spanning hedge funds, trading platforms, PE investors, and global commercial banks, McDermott Will & Schulte leads on ‘bet-the-company’ investigations, high-value commercial arbitrations, partnership disputes, and civil financial crime litigation. The firm brings together individiual attorneys with a diverse array of backgrounds; John Nowak acts on the enforcement side of investigations, William Gussman excels in high-value cross-border litigation and arbitration proceedings, and Julia Beskin  specialises in investment disputes following real estate transactions. ‘A star who solves big problems early’, Douglas Koff leads for broker-dealers on matters relating to securities and derivatives. All mentioned attorneys are based in New York. Craig Warkol departed the firm in March 2026.

Ballard Spahr LLP combines expertise in consumer finance, class action litigation and white-collar matters to act for a broad roster of financial service clients. The practice group has been particularly prominent acting for banks and credit unions in a number of mass arbitrations and litigations, and TCPA class actions are another key strength of the firm. From Philadelphia, Daniel McKenna leads on matters relating to lending, debt servicing, and the Fair Credit Reporting Act, Thomas Burke is the resident specialist in internal investigations as well as CFPB and DOJ enforcement orders, and Jenny Perkins has led on commercial litigation and mediation proceedings.

Cahill Gordon & Reindel LLP leads from New York in the financial services space on cross-border litigation for international banking institutions, with a track record in disputes relating to market and rate manipulation, breaches of fiduciary duty, and accusation of unjust enrichment. The team has a background in both securities litigation and regulatory enforcement: key names include Herbert Washer, who acts as lead counsel on civil and regulatory matters for joint defense groups, shareholder and securities dispute specialists David Januszewski and Sheila Ramesh, and commercial and antitrust litigator Tammy Roy, who has been praised as ‘knowledgeable, responsive, and easy to work with.’

Clifford Chance takes a cross-jurisdictional and multidisciplinary approach to litigation for its financial service clients and specialises in civil litigation as well as investigations both federal and internal. Areas of focus for the practice include SEC and DOJ enforcements, anti-terrorism litigation, post-bankruptcy and liquidation disputes, and clients include American and international banks, investment advisors, hedge funds, and US-listed foreign companies. Robert Houck leads the firm’s efforts, and leverage experience acting for corporations and individual clients in commodities, antitrust and securities litigation as well as in regulatory investigations. Daniel Silver is a former federal prosecutor with experience in AML defense matters, and Peter Isajiw joined in February 2025 from King & Spalding and has acted on major white-collar cases in finance. All mentioned attorneys are based in New York.

Cooley LLP is active across the financial services, consumer finance, fintech, and digital asset sectors, and leads on class action lawsuits as well as on civil and criminal investigations by the leading federal authorities. In Washington DC Michelle Rogers leads the practice in court as well as on investigations by state attorneys general, while Matthew Brown is strong in privacy and data-related class actions. In New York, former CFPB senior enforcement attorney James Kim joined the practice from Troutman Pepper Locke LLP in May 2025, and brings experience in class action lawsuits in the fintech sector.

Greenberg Traurig‘s financial services team has been praised for its ‘excellent commercial litigation advice’ and the firm integrates experience in class action fraud cases, arbitration, post-bankruptcy disputes, and the False Claims Act. Guidance for multi-jurisdictional clients on digital asset regulation, white-collar matters, and AML compliance are other mandates which the firm acts. Chicago’s Paul Ferak leads the group and has led on financial crime and data privacy cases for banks and banking subsidiaries. A ‘powerhouse litigator’, New York’s Sylvia Simson is a class action and appellate litigation specialist while in Dallas Karl Dial leads on both arbitration and high-value civil litigation matters.

Holwell Shuster & Goldberg LLP represents a client base in the financial services spanning payment service providers, private equity funds, and plaintiff groups. With a skillset in disputes employed to advocate for both plaintiffs and defendants in major pieces of litigation, the firm has had success in before a range of courts and forums including the Supreme Court. Firm heads Michael Shuster and Daniel Goldberg bring experience in commercial, antitrust class action, and liability disputes. Another leading name in the practice is Vincent Levy, who specialises in acting on the plaintiff side in high-value financial disputes.

Linklaters LLP acts for major global banking groups, wealth management companies as well as directors and officers in a range of contentious matters including DOJ and SEC enforcements, internal investigations, consolidated class action disputes, and bankruptcy litigation. Formerly experienced as a DOJ official and white-collar prosecutor, Washington DC’s Adam Lurie helms the group’s efforts, and advises on multidistrict litigation and federal investigations. He is joined by AML and cryptocurrency specialist Doug Davison and Patrick Ashby, an expert in acting as lead trial counsel in commercial litigation. Global co-head of arbitration Joseph Profaize brings experience in cross-border insurance disputes.

Norton Rose Fulbright‘s financial services litigation team boasts considerable breadth in nationwide scope and clientele. The group specialises in representing major national insurance companies in coverage and liability disputes, and the firm also on a range of high-stakes litigation and arbitration proceedings in the fintech, asset management, and investment sectors. SEC Investigations and enforcement orders are other areas in which the firm places a heavy focus. New York’s Steve Dollar leads the group, bringing recent experience in bankruptcy litigation and trade practice disputes. From San Antonio, Neel Lane and Mina Matin act for major insurers, and St. Louis’ Eric Martin is an expert in digital asset disputes.

Troutman Pepper Locke LLP‘s nationwide financial services group specialises in acting in the consumer finance sector on major lawsuits concerning RMBS disputes, the False Claims Act and a range of state-level consumer protection acts, and CFPB investigations and follow-on litigation. Client span major banks, smaller lenders, mortgage loan servicers, and fintech companies. In Dallas Thomas G. Yoxall acts on national and statewide class actions and Rob Mowrey is a specialist in fair credit reporting, lending, and false claims disputes. Elsewhere, Chicago’s Simon Fleischmann has acted for residential loan services in adversary proceedings, and in Atlanta Christopher Willis leads on federal enforcements and investigations, and Stefanie Jackman has a broad litigation-based practice.

Williams & Connolly LLP‘s Washington DC-based banking and financial litigation group represents domestic and international banks, industry organizations, and investment funds in both regulatory investigations and class action litigation. The firm is equally skilled acting against agencies including the CFPB and the FDIC and leading on litigation relating to lending regulations, trade practice disputes, and corporate transactions. Enu Mainigi and Ryan Scarborough head the practice, and bring experience in jury trials, government investigations, and liability disputes for prominent national banks and banking associations. With strength in depth, Jesse Smallwood leads on major class actions, enforcement actions and complex commercial litigation.

WilmerHale‘s financial institution practice focuses on consumer protection matters and services a client base spanning consumer and investment banks, auto and mortgage lenders, and payment service providersDisputes concerning financial technology and peer-to-peer services are a key area of strength where the firm has had success in civil litigation and class actions lawsuits. Noah Levine leads the group from New York and brings a multidisciplinary background in securities, antitrust, and insurance litigation to act for major national banks and credit unions. Other leading names include in the group include Benjamin Chapin and Nathaniel Reisinger.

Winston Taylor‘s financial services litigation practice is praised for its ‘level of preparation, strategic clarity, and courtroom poise’ and acts in the banking and financial sector on a range of mandates spanning enforcement actions, external and internal regulatory investigations, commercial class actions and copyright and trademark infringement disputes. The practice group is co-led by Charlotte’s Jack Knight and Kobi Brinson and the Los Angeles-based Amanda Groves: Knight focuses on white-collar matters for leading global financial institutions, Brinson is experienced in applying financial services regulatory expertise to banking and lending disputes, and Groves is a class action defense specialist. Elsewhere, Charlotte’s Elizabeth Ireland has acted on civil and criminal investigations, and in Washington DC ex-SEC attorney Dan Chaudoin is skilled in consumer protection matters.