O’Melveny Earns Top Rankings in Chambers USA 2025

FOR IMMEDIATE RELEASE

NEW YORK—June 5, 2025—Chambers has recognized O’Melveny as a leading law firm in 53 practice areas in the 2025 edition of Chambers USA: America’s Leading Lawyers for Business. 

This year, Chambers ranked the firm in Band 1, the top rank, in:

• Energy: State Regulatory & Litigation (Electricity) (TX)
• ERISA Litigation (Nationwide)
• Intellectual Property: Trade Secrets (Nationwide)
• Media & Entertainment: Litigation (CA)
• Water Law (CA)

Chambers also recognized 97 O’Melveny lawyers, with 15 lawyers earning Band 1 status, including five who were ranked in their category nationally:

• David Almeling – Intellectual Property: Trade Secrets (Nationwide)
• Brian Boyle – ERISA (Nationwide)
• Apalla Chopra – Labor & Employment (CA)
• Katie Coleman – Energy: State Regulatory & Litigation (Electricity) (TX)
• Lindsay Conner – Media & Entertainment: Transactional (CA)
• Jeffrey Fisher – Appellate Law (Nationwide)
• Peter Friedman – Bankruptcy/Restructuring (DC)
• Russell McGlothlin – Water Law (CA)
• Greta Nightingale – International Trade: Export Controls & Economic Sanctions (Nationwide)
• Phillip G. Oldham – Energy: State Regulatory & Litigation (Electricity) (TX)
• Steven J. Olson – Litigation: White Collar Crime & Government Investigations (CA)
• Daniel Petrocelli – Media & Entertainment: Litigation (CA)
• Daniel Petrocelli – Litigation: Trial Lawyers (Nationwide)
• Jonathan Rosenberg – Litigation: Securities (NY)
• Louis R. Strubeck – Bankruptcy/Restructuring (TX)
• Michael Tubach – Antitrust (CA)

Chambers once again named partner Daniel Petrocelli, Chair of O’Melveny’s Trial Practice and Co-Vice Chair of the firm, a “Star Individual”— an elite ranking above Band 1.

Chambers newly ranked David Almeling, Randall Edwards, Kevin Feder, Tim Fink, Andrew Geist, Russell McGlothlin, Hassen Sayeed, Denise Scofield, and Stephen Sullivan, and ranked Amy Siegel, Ian Simmons, and Benjamin Singer in an additional practice area. Chambers also recognized partners Ben Haber, Rebecca Mermelstein, and Sid Mody, and counsel Brian Quinn as “Up & Coming” lawyers, a ranking given to practitioners at the forefront of their generation.

Practice Area Rankings (Bands 1-5)

Nationwide

• Antitrust (Band 4)
• Antitrust: Cartel (Band 2)
• Appellate Law (Band 4)
• Bankruptcy/Restructuring: The Elite (Band 5)
• Corporate Crime & Investigations: Highly Regarded (Band 1)
• ERISA Litigation (Band 1)
• Financial Services Regulation: Consumer Finance (Litigation) (Band 3)
• Higher Education (Band 3)
• Insurance: Dispute Resolution: Insurer (Band 2)
• Intellectual Property: Patent Trial and Appeal Board (Band 2)
• Intellectual Property: Trademark & Copyright (Band 3)
• Intellectual Property: Trade Secrets (Band 1)
• International Trade: CFIUS Experts (Band 4)
• International Trade: Export Controls & Economic Sanctions: The Elite (Band 4)
• International Trade: Intellectual Property (Section 337) (Band 4)
• Oil and Gas Litigation (Band 2)
• Product Liability & Mass Torts: The Elite (Band 3)
• Projects: PPP (Band 2)
• Projects: Renewables & Alternative Energy (Band 5)
• Securities: Litigation (Band 4)
• Sports Law (Band 3)
• State Attorneys General (Band 3)
• Transportation: Aviation: Finance (Band 3)

California 

• Antitrust (Band 2)
• Bankruptcy/Restructuring (Band 5)
• Capital Markets: Debt & Equity (Band 4)
• Healthcare (Band 5)
• Insurance: Insurer (Band 3)
• Intellectual Property: Patent Litigation (Band 3)
• Intellectual Property: Trademark, Copyright & Trade Secrets (Band 3)
• Labor & Employment: The Elite (Band 3)
• Litigation: General Commercial: The Elite (Band 3)
• Litigation: Securities (Band 3)
• Litigation: White-Collar Crime & Government Investigations (Band 3)
• Media & Entertainment: Litigation (Band 1)
• Media & Entertainment: Transactional (Band 3)
• Water Law (Band 1)

California: Los Angeles & Surrounds

• Employee Benefits & Executive Compensation (Band 3)

California: Southern

• Real Estate (Band 4)
• Tax (Band 3)

District of Columbia

• Antitrust (Band 5)
• Labor & Employment (Band 4)
• Litigation: General Commercial: The Elite (Band 3)
• Litigation: White-Collar Crime & Government Investigations (Band 5)

New York

• Bankruptcy/Restructuring: The Elite (Band 5)
• Environment: Mainly Transactional (Band 3)
• Insurance: Dispute Resolution: Insurer (Band 3)
• Intellectual Property: Patent (Band 4)
• Litigation: General Commercial: Highly Regarded (Band 1)
• Litigation: Securities (Band 3)
• Litigation: White-Collar Crime & Government Investigations: The Elite (Band 5)

Texas

• Bankruptcy/Restructuring (Band 5)
• Energy: State Regulatory & Litigation (Electricity) (Band 1)

Texas: Houston & Surrounds

• Litigation: General Commercial (Band 4)

Ranked Lawyers by Practice Area

Antitrust

California:

• Anna Pletcher
• Michael Tubach

Antitrust: Litigation Specialists

Washington DC:

• Brian Quinn
• Ian Simmons

Antitrust: Cartel

Nationwide:

• Ian Simmons
• Michael Tubach

Appellate Law

Nationwide:

• Jeffrey Fisher
• Jonathan Hacker

Banking & Finance

California:

• Glen Lim

Texas:

• Ryan Cicero

Bankruptcy/Restructuring

Nationwide:

• John Rapisardi
• Louis R. Strubeck

California:

• Steve Warren

Texas:

• Louis R. Strubeck
• Greg Wilkes

New York:

• John Rapisardi 

Washington DC:

• Peter Friedman

Employee Benefits & Executive Compensation

California: Los Angeles & Surrounds:

• Jeffrey Walbridge

Energy: Oil & Gas (Litigation)

Nationwide:

• Meghan McElvy

Energy: Oil & Gas (Transactional)

Nationwide:

• Jason Schumacher
• Steven Torello

Energy: State Regulatory & Litigation (Electricity)

Texas:

• Katie Coleman
• Benjamin B. Hallmark
• Phillip G. Oldham
• Rex D. VanMiddlesworth

Environment

California:

• Kelly McTigue

Environment: Mainly Transactional

New York:

• Eric Rothenberg
• John Rousakis

ERISA Litigation

Nationwide:

• Shannon Barrett
• Brian Boyle
• Greg Jacob
• Meaghan VerGow

Financial Services Regulation: Consumer Finance (Litigation)

Nationwide:

• Elizabeth L. McKeen

FCPA

Nationwide:

• David N. Kelley

Healthcare

California:

• Caitlin Bair
• David Deaton
• Stephen Sullivan

Washington DC:

• Lee Blalack
• Kevin Feder
• Benjamin Singer

Insurance: Insurer

California:

• Richard B. Goetz

Insurance: Dispute Resolution: Insurer

Nationwide:

• Richard B. Goetz
• Tancred Schiavoni

New York:

• Tancred Schiavoni

Intellectual Property: Patent

New York:

• Gregory Morris
• Lisa Pensabene 
• Hassen Sayeed

Intellectual Property: Patent Litigation

California:

• Luann Simmons
• Darin Snyder
• Ryan Yagura 

Intellectual Property: Patent Trial and Appeal Board

Nationwide:

• Tim Fink
• Ben Haber

Intellectual Property: Trade Secrets

Nationwide:

• David Almeling

International Trade: CFIUS Experts

Nationwide:

• Theodore W. Kassinger
• Greta Nightingale
• David Ribner

International Trade: Export Controls & Economic Sanctions

Nationwide:

• Greta Nightingale

International Trade: Intellectual Property (Section 337)

Nationwide:

• Sean D. Trainor

Labor & Employment

California:

• Eric Amdursky
• Apalla U. Chopra
• Adam Karr
• Robert Siegel

New York:

• Jeffrey Kohn

Washington DC:

• Aparna Joshi

Litigation: General Commercial

California:

• Matt Kline
• Daniel Petrocelli
• Matt Powers

New York:

• Hannah Chanoine
• Andrew Frackman

Texas: Houston & Surrounds:

• John Anaipakos
• Travis Sales
• Denise Scofield

Texas: DFW & Surrounds:

• Timothy S. Durst

Litigation: Securities

California:

• Matthew W. Close

New York:

• Jonathan Rosenberg
• Abby Rudzin

Litigation: Trial Lawyers

Nationwide:

• Daniel Petrocelli

Litigation: White Collar Crime & Investigations

California:

• James A. Bowman
• Steven J. Olson
• Michael Tubach

New York:

• Andrew J. Geist
• Howard E. Heiss
• David N. Kelley
• Rebecca Mermelstein
• Mark A. Racanelli

Washington DC:

• Benjamin Singer

Texas:

• Danny Ashby
• Sid Mody

Media & Entertainment: Corporate

New York:

• Matthew Syrkin

Media & Entertainment: Litigation

California:

• Molly Lens
• Daniel Petrocelli

Media & Entertainment: Transactional

California:

• Lindsay Conner
• Amy Siegel

Privacy & Data Security: Privacy

Nationwide:

• Randall W. Edwards

Product Liability & Mass Torts

Nationwide:

• Steve Brody 
• Richard B. Goetz
• Sabrina H. Strong

Projects: PPP

Nationwide:

• Elizabeth M. Dubeck
• Denise Raytis
• Eric A. S. Richards

Projects: Renewables & Alternative Energy

Nationwide:

• Junaid Chida

Real Estate

California: Southern:

• Michael Hamilton

Real Estate: Finance

New York:

• Malcolm Montgomery

Securities: Regulation: Advisory

Nationwide:

• Robert Plesnarski

Sports Law

Nationwide:

• Amy Siegel

State Attorneys General

Nationwide:

• Daniel Suvor

Tax

California: Southern:

• Robert Blashek
• Luc Moritz

Technology

California:

• Adit Khorana 

Transportation: Aviation: Finance

Nationwide:

• Jason Kaplan

Water Law

California:

• Russell McGlothlin

About O’Melveny

It’s more than what you do: it’s how you do it. Across sectors and borders, in board rooms and courtrooms, we measure our success by yours. And in our interactions, we commit to making your O’Melveny experience as satisfying as the outcomes we help you achieve. Our greatest accomplishment is ensuring that you never have to choose between premier lawyering and exceptional service. So, tell us. What do you want to achieve? Visit us at www.omm.com; learn more in our firm at-a-glance; and find us on LinkedIn,Facebook, Instagram, and YouTube.

Contact:

Brandon Jacobsen
O’Melveny & Myers LLP
+1 213 430 8024
bjacobsen@omm.com

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