In the wake of the Los Angeles wildfires that have destroyed tens of thousands of acres and leveled entire communities, there is a significant and growing need for funding recovery, rebuilding, and resiliency efforts. The full impact of the wildfires remains uncertain, and the coming weeks and months will present tremendous challenges for California and the entire country. Charitable organizations are well positioned and have a unique opportunity to help those affected by the wildfires. Over the years, the Internal Revenue Service has provided useful guidance on how 501(c)(3) organizations can provide aid during times of disaster...
Patterson Belknap Webb & Tyler LLP
Overview
Founded in 1919, Patterson Belknap is a law firm of over 200 lawyers committed to providing high quality legal advice and service to clients and to maintaining a congenial and diverse workplace. We make our clients' business issues our own. At the same time, we care about our attorneys, our staff and the community we are privileged to serve. As a result of our performance and our values, the firm was included on The American Lawyer's 2015 "A-List" of 20 leading law firms in the United States.
Patterson Belknap delivers a full range of services across more than 20 practice groups in both litigation and commercial law. Our practice groups and attorneys are regularly ranked among the leaders in New York and nationally by the most respected industry guides, based on client and peer reviews. Clients include a diverse group of institutions and individuals: from pharmaceutical and medical device companies to major media and publishing empires; from consumer products companies to financial institutions; from fine art museums to famous entertainers; from foreign companies seeking to transact business on U.S. stock exchanges to U.S. companies doing business abroad.
Year this Office was Established: 1919
Lawyers Worldwide: 217
Notable
Areas of Practice
Professionals
Partners

Christopher C. Angell
Retired Partner
Michael S. Arlein
Partner
H. Gregory Baker
Partner
Andrew P. Beame
Partner
Kathryn Bi
Partner
Jennifer W. Brown
Partner
Henry P. Bubel
Retired Partner
Michael F. Buchanan
Partner
Laura E. Butzel
Partner
Lachlan S. Campbell-Verduyn
Partner
William F. Cavanaugh, Jr.
Partner
Lisa E. Cleary
Partner
Andrew D. Cohen
Partner
Diana M. Conner
Partner
Alejandro H. Cruz
Partner
Craig W. Dent
Partner
Muhammad U. Faridi
Partner
Aron Fischer
Partner
Philip R. Forlenza
Retired Partner
Jeffrey S. Ginsberg
Partner
David M. Glaser
Retired Partner
Joshua A. Goldberg
Partner
Antonia M. Grumbach
Retired Partner
Peter C. Harvey
Partner
Dana W. Hiscock
Retired Partner
Joshua Kipnees
Partner
David Kleban
Partner
Jonah M. Knobler
Partner
Rochelle Korman
Retired Partner
Robin Krause
Partner
Thomas P. Kurland
Partner
Jeffrey E. LaGueux
Partner
Jean-Claude Lanza
Partner
Lawrence P. Lenzner
Partner
George A. LoBiondo
Partner
Robert P. LoBue
Retired Partner
Daniel A. Lowenthal
Partner
Adeel A. Mangi
Partner
Adeel A. Mangi
Partner
Ellen M. Martin
Retired Partner
Jane Metcalf
Partner
Clinton W. Morrison
Partner
Barbara L. Mullin
Partner
Hope K. Plasha
Partner
Lewis V. Popovski
Partner
Geoffrey Potter
Partner
Lauren Schorr Potter
Partner
Herman H. Raspé
Partner
Daniel S. Ruzumna
Partner
Harry Sandick
Partner
Kenneth L. Sankin
Retired Partner
John Sare
Partner
Peter J. Schaeffer
Partner
John P. Schmitt
Retired Partner
Karl E. Seib
Retired Partner
Alexander Shapiro
Partner
Saul B. Shapiro
Partner
Rachel B. Sherman
Partner
Julie A. Simeone
Partner
Edward H. Smoot
Partner
Douglas L. Tang
Partner
Stephanie Teplin
Partner
Richard R. Upton
Retired Partner
Amy N. Vegari
Partner
Susan Vignola
Partner
Jason Vitullo
Partner
Frederick B. Warder III
Partner
Timothy A. Waters
Partner
Steven A. Zalesin
Partner
Justin Zaremby
PartnerAssociates

Charlotte Allyn
Associate
Colleen Anderson
Associate
Shelley Attadgie
Associate
Eric Beinhorn
Associate
Nadav D. Ben Zur
Associate
Ari K. Bental
Associate
Morgan B. Berenbaum
Associate
Kimberly Black
Associate
Anna Blum
Associate
Anna Boltyanskiy
Associate
Rhick Bose
Associate
Sarah E. Brand
Associate
Jacqueline L. Brandon
Associate
Emma Guido Brill
Associate
Elizabeth Byrnes-Mandelbaum
Associate
Jacob Chefitz
Associate
Vamsi A. Damerla
Associate
Gerald F. DeSantis
Associate
Cassandra Deskus
Associate
Josie Dikkers
Associate
Catherine J. Djang
Associate
Emma Ellman-Golan
Associate
Ian D. Eppler
Associate
Folasade K. Famakinwa
Associate
Daniel Feder
Associate
Amanda S. First
Associate
Peter B. Franklin
Associate
Nicolás (Nico) Q. Galván
Associate
Kathleen Gardner
Associate General Counsel
Shelli Gimelstein
Associate
Joshua M. Goldman
Associate
Daniel Graf
Associate
Andrew I. Haddad
Associate
Michael K. Halper
Associate
Christine Harper
Associate
George E. Harris
Associate
Kabir Hashmi
Associate
Collin Hong
Associate
Megha Hoon
Associate
Jillian Horowitz
Associate
Ian C. Kerr
Associate
Thomas Kicak
Associate
W. Scott Kim
Associate
Irene J. Kim
Associate
Andrew Kirschenbaum
Associate
Ryan J. Kurtz
Associate
Nathaniel Lancaster
Associate
Meghan Larywon
Associate
Jacqueline Lash Brandon
Associate
Sean Lau
Associate
Janice Lee
Associate
Alvin Li
Associate
Andrew I. Lief
Associate
Julia Long
Associate
Julia Long
Associate
Julia M. MacAllister
Associate
Alexandra Mahler-Haug
Associate
Greg Margolis
Associate
Jabari Matthew
Associate
James Mayer
Associate
Hilarie Meyers
Associate
Madeline More Lane
Associate
Joyce L. Nadipuram
Associate
Natalie G. Noble
Associate
Colleen O'Leary
Associate
Maggie O'Neil
Associate
Faust Petkovich
Associate
Anna Petrocelli
Associate
Alexandria Piacenti
Associate
Newton Portorreal, Jr.
Associate
Bonita L. Robinson
Associate
Kate Ross
Associate
Gizele Rubeiz
Associate
Katlyne Ryan
Associate
Voratida Sangchant
Associate
Nicole Scully
Associate
Benjamin T. Seymour
Associate
Jenna Smith
Associate
Stephanie Sofer
Associate
George S. Soussou
Associate
Saniya Suri
Associate
Tiffany N. Tam
Associate
Charles Tso
Associate
Peter Vogel
Associate
Jonah Wacholder
Associate
Henry Wainhouse
Associate
Kaiying Wang
Associate
Isaac J. Weingram
Associate
Matthew B. Weiss
Associate
Maxwell K. Weiss
Associate
Caitlyn Wigler
Associate
Basil Williams
Associate
Anthony J. Wong
Associate
Danhui (Diane) Xu
Associate
Caroline Zielinski
AssociateCounsel

Anne-Laure Alléhaut
Counsel
Sara A. Arrow
Counsel
Jacqueline L. Bonneau
Counsel
Etta Brandman
Of Counsel
Dakotah M. Burns
Counsel
Jessica S. Carter
Special Counsel
J. Jay Cho
Counsel
Robert J. Cleary
Of Counsel
Gregory L. Diskant
Of Counsel
David W. Dykhouse
Of Counsel
Hugh J. Freund
Of Counsel
Dana B. Fritz
Counsel
Eugene M. Gelernter
Pro Bono Counsel
Stephanie Bunting Glaser
Counsel
Carolyn B. Handler
Counsel
Andrew L. Herz
Of Counsel
Jo Backer Laird
Of Counsel
Zhiqiang Liu
Counsel
Jenny L. Longman
Counsel
Christine H. Miller
Retired Of Counsel
Charles G. Moerdler
Of Counsel
Tara J. Norris
Counsel
Zachary P. Novetsky
Counsel
James R. Parks
Counsel
Jonah Rizzo-Bleichman
Counsel
Robert M. Safron
Of Counsel
Ryan J. Sheehan
Counsel
Brian M. Sweet
Counsel
Christopher Wilds
Counsel
John D. Winter
Of CounselOther

Samantha Anderson
Practice Area Attorney
Lauren Andrecovich
Marketing Content Manager
Andrew K. Bloomfield
Litigation Staff Attorney
Shaun L. Carr
Staff Attorney
Sophia S. Cherif
Law Clerk
Evan Chin
Business Development Analyst
Maryann Clemente
Senior Attorney
Michelle W. Cohen
Chief Talent Officer
Jenni Dickson
Co-Chief Operating Officer
Dahlia B. Doumar
Firm Leadership
Lauren Doxey
Law Clerk
David Erroll
Practice Area Attorney
Michael Farinacci
Practice Area Attorney
Sheetal Gupta
Chief Information Officer
Kito K. Huggins
Chief Diversity, Equity and Inclusion Officer
Alexander A. Ivanovic
Law Clerk
JoAnn Kim
Practice Area Attorney
Camila Méndez Arzeno
Practice Area Law Clerk
Bharath Palle
Law Clerk
Nicole Sandler
Chief Business Development Officer
Wendy A. Teller
Practice Area Attorney
Peter W. Tomlinson
Firm Leadership
Shelley Waldron
Director of E-Discovery and Client Services
Theresa Wilson
Co-Chief Operating OfficerArticles
Takeaways from DOJ, FTC End to Collaboration Guidelines
On Dec. 11, Federal Trade Commission and the U.S. Department of Justice's Antitrust Division jointly withdrew the antitrust guidelines for collaborations among competitors. In place since April 2000, the guidelines purported to set forth an analytical framework for the agencies' antitrust enforcement policy under Section 1 of the Sherman Act, with respect to collaborative agreements between actual or potential competitors. Through the collaboration guidelines, the agencies had acknowledged that, although horizontal agreements can threaten to unreasonably restrain competition, nevertheless "[i]n order to compete in modern markets, competitors sometimes need to collaborate...
Press
Patterson Belknap Shortlisted for 2025 New York Firm of the Year by Benchmark Litigation
Patterson Belknap has been shortlisted by Benchmark Litigation in its annual US Awards for the New York category. According to Benchmark, this list recognizes the country’s most distinguished litigation firms “for their exemplary work over the past 12 months.” Congratulations to the three other law firms who are also shortlisted in the New York firm of the year category: Cravath, Swaine & Moore Holwell Shuster & Goldberg Patterson Belknap Webb & Tyler Wachtell, Lipton, Rosen & Katz The Benchmark Litigation US awards ceremony will take place in New York on Thursday, March 6, 2025...
IP Litigator Kathryn Bi Joins Patterson Belknap as Partner
Ms. Bi’s arrival enhances bench strength of firm’s Patent Litigation Practice Patterson Belknap is pleased to announce that Kathryn Bi has joined the firm as a Partner in its Litigation department and as a member of the Patent Litigation practice. Ms. Bi helps clients resolve their toughest intellectual property and commercial cases, focusing her practice on complex technology disputes. She has successfully represented tech companies in numerous high-stakes patent cases. Ms. Bi has extensive experience in all aspects of patent litigation...
Blogs
Antitrust Update
Antitrust Update Blog is a source of insights, information and analysis on criminal and civil antitrust and competition-related issues. Patterson Belknap’s antitrust lawyers represent clients in antitrust litigation and counseling matters, including those related to pricing, marketing,...
Bankruptcy Update Blog
Patterson Belknap is pleased to announce the launch of Bankruptcy Update Blog, a source of current news and analysis of key bankruptcy cases and developments in U.S. and international matters. ? Daniel A. Lowenthal, Chair of the Firm?s Business Reorganization and Creditors? Rights Practice, leads...
Data Security Law Blog
DataSecurityLaw.com is the firm’s resource for the latest news, analysis, and thought leadership in the critical area of privacy and cybersecurity law. Patterson Belknap’s Privacy and Data Security practice provides public and private enterprises, their leadership teams and boards with...
Misbranded
Misbranded is Patterson Belknap’s blog covering false advertising litigation—both consumer class actions and competitor suits—with a particular focus on FDA-regulated products (foods/beverages, pharmaceuticals, cosmetics, and dietary supplements).
New York Commercial Division Decisions
The blog is a source for insights and developments related to practice in the Commercial Division of the New York State Supreme Court. This blog reviews key developments in the Commercial Division, including important decisions handed down by the Commercial Division and appellate court...
NY Patent Decisions Blog
NYPatentDecisionsBlog.com is a source for the latest patent decisions from the U.S. District Courts for the Southern and Eastern Districts of New York. The blog is authored by Patterson Belknap’s Patent Litigation practice group, whose members are highly experienced trial attorneys with extensive...
Second Circuit Criminal Law Blog
The Second Circuit Criminal Law Blog is your place to follow the criminal law decisions rendered by the U.S. Court of Appeals for the Second Circuit. With a rich 225-year history of legendary judges like Learned Hand and Henry Friendly, the Second Circuit has long been known for writing important...