Nancy Gellman is one of the founders of Conrad O'Brien, PC.  She has extensive experience in complex commercial cases, class actions, insurance coverage, antitrust and employment litigation. Gellman has been recognized by the American College of Trial Lawyers and Best Lawyers in America for her exceptional trial experience. 

Gellman earned her JD from Yale Law School and an AB from Bryn Mawr College.  She was also a London School of Economics Fulbright Fellow.

In addition to her practice, Gellman has lectured on trial advocacy for the Pennsylvania Bar Institute, the Philadelphia Defense Institute, the Philadelphia Bar Association's Trial Advocacy Program, and Temple University Law School’s LLM in Trial Advocacy Program.