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Cohen & Gresser LLP

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Cohen & Gresser is an international law firm with offices in New York, Paris, Seoul, and Washington, DC. Founded in 2002, the firm has grown to seventy lawyers in seven core practice areas: Litigation and Arbitration, Intellectual Property and Technology, Privacy and Data Security, White Collar Defense, Corporate, Tax, and Employment Law. Firm clients include Fortune 500 companies and major financial institutions across a broad spectrum of industries throughout the United States, Europe, Asia, and Australia. The firm has been recognized in Chambers, Legal 500, Managing IP, U.S. News & World Report’s “Best Law Firms,” Décideurs, and Benchmark Litigation. Cohen & Gresser has also been named to The National Law Journal’s “Midsize Hot List” and the BTI Client Service A-Team, and nearly half of its U.S.-based attorneys have been recognized by Super Lawyers.

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MAIN AREAS OF PRACTICE Intellectual Property & Technology:Cohen & Gresser represents clients in patent, trademark, copyright, trade secret, and unfair competition matters. The firm’s patent litigators are skilled in computer software and hardware, mobile technology, electronics, medical devices, life sciences, mechanical engineering, consumer products, financial transactions, and business methods. Its IP litigators also represent clients in trademark, copyright, trade secret, and unfair competition cases and advise clients on Internet privacy issues, data security, and technology law. The firm’s IP transactional attorneys represent clients in licensing agreements and agreements to transfer technology, patents, copyrights, trademarks, and other intellectual property assets. They also assist clients in evaluating intellectual property in M&A transactions and in developing business plans, licensing programs, and intellectual property portfolio strategies. Corporate:Cohen & Gresser assists clients in a wide range of corporate matters, including mergers and acquisitions, private equity and venture capital financing, fund formation, corporate governance, and securities law compliance. The firm’s attorneys represent public companies, early-stage and late-stage private companies, venture capital and private equity funds, hedge funds, and investment banks. The firm also serves as outside general counsel to a number of privately held companies and regularly counsels clients on executive compensation and employment issues. Regulatory Enforcement and White Collar Defense:The firm represents corporations and individuals in U.S. federal and state regulatory investigations, proceedings before self-regulatory organizations, corporate internal investigations, and white collar criminal cases. Staffed by highly experienced former federal and state prosecutors and defense counsel, this group has represented clients in most of the major investigations of recent years and has defended institutions and senior executives in proceedings involving the United States Department of Justice, the Securities and Exchange Commission, the New York State Attorney General, the NYSE, FINRA, the FSA, and the Federal Reserve. Litigation and Arbitration:Cohen & Greaser handles major cases in federal and state courts, before government agencies, and in a variety of U.S. and international arbitration settings under the AAA, LCIA, ICC, FINRA, and UNCITRAL arbitration rules. The firm has substantial experience in antitrust and unfair competition, bankruptcy litigation and counseling, class action defense, commercial litigation, directors and officers litigation, employment, healthcare litigation, partnership disputes, products liability, real estate litigation, and securities law. Privacy and Data Security:We advise clients on a broad range of privacy and data protection matters, including privacy policies and procedures, privacy-related litigation, regulatory investigations, global compliance, cross-border data transfers, website terms and conditions, social media and other new information technologies, cybersecurity and network intrusion issues, compliance with the Telephone Consumer Protection Act, and contractual issues involving privacy and security. Our attorneys are amply prepared to guide clients in the event of data breach and resulting litigation and internal investigations, helping them mitigate loss and unfavorable public opinion. Employment:We advocate for employers and executives in state and federal court actions and various other U.S. venues. Additionally, our lawyers in Paris counsel employers and executives, as well as handle litigation relating to various employment and labor-related issues, including individual and collective employment relations, corporate restructuring (advising companies on all employment-related aspects of French acquisitions, mergers and restructurings), and social security issues. Tax:The firm’s tax lawyers work together as an integrated team. Our practice is international in scope and serves a wide and diversified client base, ranging from individuals to multinational corporations.Through our business-oriented approach and core understanding of our clients’ transactions, Cohen & Gresser’s tax attorneys efficiently assist clients in reaching their goals. Our tax attorneys also have a developed network of other service providers, such as internationally specialized accountants and auditors to assist clients in a comprehensive manner.Our team members are brought in for their deep understanding in the following fields:– Corporate Tax (Mergers and Acquisitions, Private Equity, Transfer Pricing)– Private Clients– Tax Litigation– Real Estate Tax Structuring Korean Practice:Cohen & Gresser opened its Seoul office in 2012 after becoming the third U.S. law firm to be approved by the Korean Ministry of Justice to open an office in Korea. The Korean office focuses on international arbitration, cross-border litigation, products liability, intellectual property (including patent litigation), and international business transactions (including mergers and acquisitions, private equity, venture capital investments, and joint ventures). France Practice:The firm opened its Paris office in early 2014 to serve its existing European clients and grow its practice in France and elsewhere in Europe, particularly in the areas of cross-border mergers and acquisitions, corporate transactions, international litigation and arbitration, and employment and labor law. LANGUAGESEnglish, Bosnian/Croatian/Serbian, Cantonese, Dutch, Farsi, French, German, Hebrew, Hindi, Korean, Punjabi, Russian, Spanish, Urdu

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Key Contacts

Practice Areas

Corporate and M&A

Dispute Resolution



Labor & Employment


Media Center


January 07 2019

For the second year in a row, Cohen & Gresser has been shortlisted for Regulatory Law Firm of the Year at the Women in Compliance Awards, a program that recognizes and celebrates the achievements of women in the regulatory compliance industry. This award acknowledges a team either led by a woman or where the law firm demonstrates […]

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Client update

March 4, 2019


It’s Not Just the “Tech Giants” Who Should Be Paying Attention to the FTC’s New Technology Task Force

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March 1, 2019

Banking & FinanceDispute Resolution

U.K. Office of Financial Sanctions Implementation Issues First Fine

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August 3, 2018

Promulgation of the French Law regarding the Protection of Trade Secrets

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May 31, 2017 / 10:00


Banking & Finance

Webinar: Current Trends in Anti-Money Laundering Enforcement

August 20, 2017 / 10:00

Banking & Finance / Capital Markets / Corporate and M&A / Investment FundsIP /

Webinar: Managing Deal Risk in a Post-Verizon/Yahoo World: Data Privacy Issues in M&A Transactions

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4 offices

Asia(1), Europe(1), North America(2)


Eulji-ro, Jung-gu, Seoul 100-192, Korea

Pine Avenue Building, 15th Floor, 100

+82 2 6958 7600


30, Rue La Boeacute tie, Paris

France, 75008

+33 1 53 53 45 00

New York City

800 Third Avenue, New York, NY 10022

+1 212 957 7600

Washington DC

1707 L Street, NW Suite 550 Washington, DC

+1 202 851 2070