www.proskauer.com
Phone: 212-969-3000
Proskauer Rose LLP

Proskauer, founded in 1875, is a global law firm providing a wide variety of legal services to clients worldwide from offices in Beijing, Boca Raton, Boston, Chicago, Hong Kong, London, Los Angeles, New Orleans, New York, Paris, São Paulo, and Washington, DC.

Our clients include many of the world’s top companies, financial institutions, investment funds, not-for-profit institutions, governmental entities and other organizations across industries and borders. We also represent individuals in transactions and other matters. 

Why do many of the world’s top organizations turn to Proskauer for representation? 

Go-to firm. Clients rely on us to support their critical business needs in four strategic areas: asset/capital management, business transformation, risk management and talent management. 

Sage advice and outstanding execution. Existing and potential clients seek us out for a broad range of services within our Corporate, Litigation, Labor & Employment, Intellectual Property, Real Estate, Tax and Private Client Services practices. Our industry concentrations in sports; technology, media & telecommunications; health care; lodging & gaming; financial services; entertainment; and life sciences are highly regarded. 

Devoted client service. Devotion to clients is a Proskauer hallmark. Our lawyers are known for their accessibility, responsiveness and attentiveness. They go the extra mile to understand the client’s business — and think like business people in the process. 

Beyond legal services. We have long felt a fundamental obligation to try to make the world a better place. Under the umbrella of corporate social responsibility, we are actively involved in socially conscious activities that include pro bono legal work, community service, charitable giving, workplace diversity and environmental initiatives.

Find author profiles by searching by the first letter of an author's last name or by full name.

Associate
Tony Seda Martinez is an associate in the Labor & Employment Law Department and assists clients in a wide range of labor and employment law matters.
Prior to joining Proskauer, Tony…
Contact via Email | www.proskauer.com
Associate
Stéphanie Martinier is a senior associate in the Corporate Department, working in the Paris office.
Stéphanie advises French and international clients on the legal aspects of their…
Contact via Email | www.proskauer.com
Partner
Jeff Marwil has held lead roles in some of the highest-profile chapter 11 bankruptcy cases in America. He is the U.S. co-head of the Firm’s Business Solutions, Governance, Restructuring…
Contact via Email | www.proskauer.com/
Partner
Gregg Mashberg is co-head of the Securities Litigation Group and a former chair of the Litigation Department. He has a broad-based practice and experience before numerous judicial and…
Contact via Email | www.proskauer.com
Associate
Owen Masters is an associate in the Litigation Department and a member of the Antitrust Group.
Contact via Email | www.proskauer.com
Associate
Marissa A. Mastroianni is an associate in the Labor & Employment Law Department.
Contact via Email | www.proskauer.com
Associate
Sophie Matamoros is an associate in the Litigation Department, and a member of the International Arbitration practice.
Prior to joining Proskauer, Sophie has worked for international law…
Contact via Email | www.proskauer.com
Associate
Maryssa A. Mataras is an associate in the Labor & Employment Department. Maryssa assists clients in a broad spectrum of employment litigation and counseling matters. 
Prior to joining…
Contact via Email | www.proskauer.com
Partner
Kristen J. Mathews is head of the Privacy & Data Security Group and a member of the Technology, Media & Communications Group.
Kristen focuses her practice on technology, e-commerce…
Contact via Email | www.proskauer.com
Partner
Arnold P. May is a partner in the Tax Department and a member of the Private Investment Funds Group. His practice focuses on tax planning for private equity fund managers in connection with…
Contact via Email | www.proskauer.com

The National Law Review names Proskauer Rose LLP a Go-To Thought Leader in the field of health law for its coverage of healthcare worker benefit improvement in 2022 in response to the COVID-19 pandemic. Edward S. Kornreich, Whitney Phelps, and Laura M. Fant detailed how New York funded bonuses for certain frontline healthcare workers in the state budget. Additionally, Anthony J Oncidi and Ariel N. Brotman discussed the recent healthcare workers minimum wage reform in California. Proskauer’s thought leadership in the wake of the COVID-19 pandemic has been extremely well read and demonstrates the depth of knowledge of Proskauer’s Healthcare group in this area.

 
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