A rebound in client work sent the nation’s largest law firms into growth mode last year, driving a wave of hiring, mergers and strategic moves that reshaped the top tier of the Law360 400. Here's a preview of the 100 firms with the largest U.S. attorney headcounts.
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WEDNESDAY, JUNE 4, 2025 Law360 iOS App Law360 Android App Follow Law360 on Facebook Follow Law360 on LinkedIn Follow Law360 on Twitter

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The Law360 400: A Look At The Top 100 Firms

By Xiumei Dong and Sam Bell

A rebound in client work sent the nation’s largest law firms into growth mode last year, driving a wave of hiring, mergers and strategic moves that reshaped the top tier of the Law360 400. Here's a preview of the 100 firms with the largest U.S. attorney headcounts.

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Tom Girardi Sentenced To Over 7 Years For $15M Client Fraud

By Craig Clough

A California federal judge sentenced Tom Girardi on Tuesday to over seven years in prison for his wire fraud conviction, granting some leniency to the disbarred attorney on his 86th birthday by imposing a sentence below the guidelines in recognition of his age and ailing health. 

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Butler Snow Calls Bogus AI Citations An 'Isolated Event'

By Rose Krebs

Butler Snow LLP has told an Alabama federal court that fake citations in two of its filings in a prison abuse case that were the result of AI-generated "hallucinations" were an "isolated event," and it is revising policies and procedures to ensure such mistakes won't happen again.

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Groups Ask California Bar To Discipline Google's Kent Walker

By Sue Reisinger

Four organizations are citing new court developments involving Google Inc. Chief Legal Officer Kent Walker's alleged mishandling of evidence in again asking the State Bar of California to discipline him.

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WHITE COLLAR

Ex-Bank GC Can Easily Pay $2.5M Fraud Restitution, Feds Say

By Emily Sawicki

The former general counsel of Stamford-based Webster Bank has chipped away at a $7.4 million restitution order since being sentenced to four years in prison for a yearslong fraud scheme and is capable of paying back the full amount in a lump sum, prosecutors have told a Connecticut federal judge.

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Indicted Judge Seeks Info On His 'Disgruntled' Ex-Workers

By P.J. D'Annunzio

A Pennsylvania state judge accused of misusing COVID-19 unemployment relief money to pay his law firm's staff is seeking employment records from their other jobs to determine the credibility of who he calls "disgruntled employees" who made the claims about him to the government.

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Mich. High Court To Weigh Warrantless DNA Testing Legality

By Danielle Ferguson

The Michigan Supreme Court will consider whether to take on an appeal from a man convicted of murder who says the police's warrantless testing of his clothes while he was jailed on unrelated warrants was unlawful.

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'Frivolous' Defamation Suit From Diddy Security Guard Tossed

By Mike Curley

A New York federal judge has thrown out a defamation suit brought by the former head of security for Sean "Diddy" Combs against high-profile attorney Gloria Allred and her client in a sexual assault suit against Combs, finding several of the claims "frivolous."

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DISCIPLINARY MATTERS

License Lapse Gets Atty Suing NFL's Cardinals Suspended

By David Steele

The attorney representing former Arizona Cardinals Vice President Terry McDonough in his defamation suit against the NFL team and its owner has been suspended for one year from practicing in Arizona for continuing to represent McDonough while his state bar dues remained unpaid.

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Ga. Judge Can't Escape Ethics Charges, Panel Told

By Kelcey Caulder

Georgia's Judicial Qualifications Commission urged a hearing panel to reject a Fulton County judge's request to quash her ethics charges due to what she characterized as "improper failures to disclose information and recuse" by two JQC members.

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LITIGATION

Foes Urge Court To Assume Google Hid Evidence

By Bryan Koenig

Advertisers, publishers and other users of Google's online advertising placement technology come armed with receipts of the search giant's personnel apparently knowingly avoiding their discovery obligations, as the multidistrict litigation plaintiffs tee up a bid to sanction the company with a court presumption that deleted chats hide key evidence of monopolization.

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Text To Sanctions Trial Witness Just An 'Error,' Judge Agrees

By Pete Brush

A Manhattan federal judge declined on Tuesday to revoke bail for a businessman accused of helping a Russian banker evade sanctions on assets worth nearly $150 million, after his lawyer said his text to a trial witness was merely a phone flub.

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Conn. Judge Narrows McCarter's Defenses In $22M Loan Suit

By Hope Patti

A Connecticut state court trimmed McCarter & English LLP's defenses in a $22.3 million suit over its role crafting loans for recreational improvements in a Long Island, New York, town, saying the firm cannot pursue a comparative negligence defense but can proceed with its fraud argument.

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Estate, Lawyer And Law Firm Clash Over Malpractice Liability

By Emily Sawicki

Wachtel Missry LLP and a former client's estate are once again at odds in Brooklyn federal court after a judge found a September jury verdict unclear on liability in the case of a former law firm partner's alleged abuse of an elderly client, with all three parties arguing over the scope of a new trial.

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Judge Blocks Foreign Enforcement In $102M Award Fight

By Caroline Simson

A New York federal judge has ordered the former owners of reorganized international shipping group Eletson Holdings Inc. to drop proceedings they initiated in Greece and the United Kingdom to enforce a $102 million arbitral award while he determines whether the award is fraudulent.

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Consumers Defend Amending Apple, Amazon Antitrust Case

By Matthew Perlman

Consumers accusing Apple and Amazon of reaching a deal to restrict the sale of Apple devices on the e-commerce site told a Washington federal court there's no need to reconsider letting them amend the complaint despite the original lead plaintiff dropping out of the case.

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Conn. Real Estate Execs Say Investors Weaponized Courts

By Isaac Monterose

Three executives for a real estate development firm have accused their former business partners in Connecticut Superior Court of weaponizing the courts to lodge "a multi-year, multi-forum legal assault" with "fabricated" claims.

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NJ Fights Investment Fund's Push To DQ Connell Foley

By Adrian Cruz

New Jersey told a federal judge Monday that he was correct in rejecting a Black-owned investment fund's bid to disqualify Connell Foley LLP from representing the state in its bias suit, saying there was no previous attorney-client relationship.

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Sanctions Bid Over Bribe Claims 'Short On Proof,' Judge Says

By Chart Riggall

A Georgia federal magistrate rejected a sanctions bid from two former plastics plant workers who claimed that a company executive tried to bribe their attorney to drop their discrimination claims, writing that their motion was "long on allegations but short on proof."

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Brief

State Farm, Inventor Agree To End Driver Tech Patent Feud

By Elliot Weld

An inventor of driver monitoring technology has agreed to end a Texas federal suit accusing State Farm Mutual Automobile Insurance Co. of using aspects of his technology without his authorization.

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Valve Patent Troll Case Paused Over Legal Fee Dispute

By Rachel Riley

A Washington federal judge paused video game company Valve Corp.'s lawsuit over alleged patent trolling on Tuesday to give the defendants time to find new legal counsel, as their current attorneys seek to exit the dispute, claiming unpaid legal bills.

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EXPERT ANALYSIS

Series

Adapting To Private Practice: From US Attorney To BigLaw

When I transitioned to private practice after government service — most recently as the U.S. attorney for the Eastern District of Virginia — I learned there are more similarities between the two jobs than many realize, with both disciplines requiring resourcefulness, zealous advocacy and foresight, says Zach Terwilliger at V&E.

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LEGAL INDUSTRY

Google Taps Ex-SG, Munger Tolles Partner For Monopoly Fight

By Hailey Konnath

Google has hired former U.S. Solicitor General and prominent U.S. Supreme Court attorney and Munger Tolles & Olson LLP partner Donald B. Verrilli Jr. to represent it in high-profile litigation accusing the tech giant of monopolizing the online search market, according to a notice filed in District of Columbia federal court Tuesday.

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5th Paul Weiss Atty Joins New Firm Dunn Isaacson Rhee

By Daniel Connolly

A partner with Paul Weiss Rifkind Wharton & Garrison LLP announced on LinkedIn this week that he's joining a new small firm that consists of other former Paul Weiss partners.

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NJ Mayor Accuses US Atty Habba Of Defamation, False Arrest

By Carla Baranauckas

Newark, New Jersey, Mayor Ras Baraka filed suit Tuesday against interim U.S. Attorney Alina Habba over his May 9 arrest outside a U.S. Immigration and Customs Enforcement facility he was visiting with three members of Congress, claiming false arrest, malicious prosecution and defamation.

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Senators Preview Possible National Injunction Reforms

By Courtney Bublé

A Senate hearing on Tuesday was marked largely by partisan fighting over whether federal courts have justifiably ruled against the Trump administration, but there were some hints that cooperation to rein in acknowledged litigation abuses such as forum shopping and universal injunctions might be possible.

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SEC Chair Says Next Steps On Crypto Regs Coming Soon

By Jessica Corso

U.S. Securities and Exchange Commission Chair Paul Atkins indicated Tuesday that the agency is working toward proposing regulations for the cryptocurrency industry and that a key aspect of the work being done by a recently established crypto task force could be complete within a matter of months.

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Titan Of The Plaintiffs Bar: Reid Collins' Lisa Tsai

By Jade Martinez-Pogue

Reid Collins & Tsai LLP co-founder and managing partner Lisa Tsai and her team secured a $64.7 million final judgment against Credit Suisse for its role in a fraudulent appraisal that overvalued the Lake Las Vegas development, inducing plaintiff Claymore Holdings and other lenders to invest, earning her recognition as one of Law360’s 2025 Titans of the Plaintiffs Bar.

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LAW FIRMS IN TODAY'S NEWS

Advisors LLC

Akerman LLP

Akin Gump

Allred Maroko

Alston & Bird

Archer & Greiner

ArentFox Schiff

Arnold & Porter

Axinn Veltrop

Baker & Hostetler

Baker Botts

Baker Donelson

Baker McKenzie

Ballard Spahr

Banks Weaver

Barnes & Thornburg

Beatty & Myers

Blank Rome

Boies Schiller

Bradley Arant

Brown Rudnick

Bryan Cave

Butler Snow LLP

Chiesa Shahinian

Ciardi Ciardi

Clare Locke

Clark Hill

Cleary Gottlieb

Cole Scott & Kissane

Connell Foley

Cooley LLP

Coppersmith Brockelman

Covington & Burling

Cozen O'Connor

Crowell & Moring

DLA Piper

Dagney Johnson Law Group

Davis Polk

Davis Wright Tremaine

Debevoise & Plimpton

Dechert LLP

Dentons

DiNovo Price

Diamond McCarthy

Dinsmore & Shohl

Dorsey & Whitney

Duane Morris

Employment Law Solution

Faegre Drinker

Fisher & Phillips

Foley & Lardner

Fox Rothschild

Freshfields

Fried Frank

Frost Brown

Gallagher & Kennedy

Gibson Dunn

Girard Sharp

Girardi & Keese

Goodwin Procter

Gordon Rees Scully Mansukhani

Goulston & Storrs

Greenberg Traurig

Hagens Berman

Haynes Boone

Herman Jones LLP

Hogan Lovells

Holland & Knight

Hunton Andrews

Husch Blackwell

Jackson Lewis PC

Jones Day

K&L Gates

Katten Muchin

Kilpatrick Townsend

King & Spalding

Kirkland & Ellis

Kutak Rock

Latham & Watkins

Law Offices of James Kousouros

Lewis Brisbois

Lewis Roca

Lightfoot Franklin

Littler Mendelson

Mayer Brown

Maynard Nexsen

McCarter & English

McDermott Will & Emery

McGuireWoods

Merchant & Gould

Meyler Legal

Milbank LLP

Mintz Levin

Morgan & Morgan

Morgan Lewis

Morrison Foerster

Munger Tolles

Nagel Rice

Nelson Mullins

Nixon Peabody

Norton Rose

O'Melveny & Myers

Ogletree Deakins

Orrick Herrington

Osborn Maledon

Parlatore Law Group

Patterson Belknap

Paul Hastings

Paul Weiss

Perkins Coie

Pillsbury Winthrop

Polsinelli PC

Prebula & Associates

Proskauer Rose

Pryor Cashman

Quinn Emanuel

Redgrave LLP

Reed Smith

Reid Collins

Robinson Miller

Ropes & Gray

Scheef & Stone

Seyfarth Shaw

Shapiro Arato

Sheppard Mullin

Sidley Austin

Silver Golub

Simpson Thacher & Bartlett LLP

Skadden Arps

Smith Mullin

Spencer Fane

Squire Patton

Sullivan & Cromwell

Susman Godfrey

Taft Stettinius

Troutman

Tucker Arensberg

Venable LLP

Vinson & Elkins

Wachtel Missry

Weil Gotshal

White & Case

Whiteford Taylor

Wiggin & Dana

Williams & Connolly

Willkie Farr

WilmerHale

Wilson Elser

Wilson Sonsini

Winston & Strawn

Womble Bond

Yankwitt LLP

COMPANIES IN TODAY'S NEWS

Amazon.com Inc.

American Economic Liberties Project

Apple Inc.

Arizona Cardinals

BlackRock Inc.

Cliffwater LLC

Counterpoint Strategies Ltd.

Credit Suisse Group AG

Epic Games Inc.

General Growth Properties Inc.

Google LLC

Honda Motor Co. Ltd.

LinkedIn Corp.

Mercedes-Benz USA LLC

Mozilla Corp.

Otto Bock Healthcare GmbH

Owlet Inc.

Patent Asset Management

Public Co. Accounting Oversight Board

Samsung Electronics Co. Ltd.

Stanford University

State Bar of Arizona

State Bar of California

State Farm Mutual Automobile Insurance Co.

VTB Bank

Valve Corp.

Webster Financial Corp.

GOVERNMENT AGENCIES IN TODAY'S NEWS

Delaware Court of Chancery

Equal Employment Opportunity Commission

Federal Bureau of Investigation

Federal Bureau of Prisons

Homeland Security Investigations

Michigan Supreme Court

U.S. Attorney's Office

U.S. Attorney's Office for the Central District of California

U.S. Attorney's Office for the District of Connecticut

U.S. Attorney's Office for the Middle District of Pennsylvania

U.S. Attorney's Office for the Southern District of New York

U.S. Copyright Office

U.S. Court of Appeals for the Eleventh Circuit

U.S. Department of Homeland Security

U.S. Department of Justice

U.S. District Court for the Central District of California

U.S. District Court for the District of Arizona

U.S. District Court for the District of Columbia

U.S. District Court for the District of Connecticut

U.S. District Court for the District of New Jersey

U.S. District Court for the Eastern District of New York

U.S. District Court for the Eastern District of Texas

U.S. District Court for the Eastern District of Virginia

U.S. District Court for the Middle District of Pennsylvania

U.S. District Court for the Northern District of California

U.S. District Court for the Northern District of Georgia

U.S. District Court for the Southern District of New York

U.S. District Court for the Western District of Washington

U.S. Immigration and Customs Enforcement

U.S. Securities and Exchange Commission

U.S. Senate

U.S. Supreme Court

United States District Court for the Northern District of Alabama