About Simon Greenstone Panatier, PC
Simon Greenstone Panatier, PC is a trial law firm founded in 2006 that represents people in complex legal disputes, often against large corporations. Its website lists work in mesothelioma, catastrophic injury and wrongful death, product liability, pharmaceutical litigation, toxic torts and commercial litigation. The firm states that its lawyers are prepared to try serious cases in courtrooms across the country, and it presents trial work as the core of how it serves clients.
The firm is headquartered in Dallas, Texas, and also has offices in Houston, Texas and Long Beach, California. Its New York office, at 420 Lexington Avenue in New York City, was opened to extend the firm's Dallas and Los Angeles presence and its serious injury practice nationwide. The firm's contact page lists the New York office among its four locations, and New York City is the only New York State location identified in the sources reviewed.
| Type | Law firm |
|---|---|
| New York offices | New York City |
| Phone | 212-634-1690 |
| Website | sgptrial.com |
| Registered NY attorneys | 10 |
Practice areas
Areas of work that Simon Greenstone Panatier, PC describes on its own website. They describe the organization as a whole, not the practice of any individual attorney listed below.
Organization profile based on its official website and public sources (reviewed October 29, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Simon Greenstone Panatier, PC.
Registered attorneys
Brendan Tully Currently registered Shaina Weissman Currently registered Robert Ellis Currently registered Michael Deruve Currently registered Matthew La Sorsa Currently registered Christina Gutierrez Currently registered Cassidy Stewart Currently registered Tayler Helfand Currently registered Katie Prior Currently registered Kayla Sultemeier Currently registeredRegistration status can change at any time. Confirm any attorney's current status through the official New York Attorney Search.