Matthew J. Siembieda Photo

{{ disclaimer.HeaderText }}

{{ disclaimer.BodyCopy }}
Matthew advises companies involved in complex commercial litigation, including class actions. Matthew handles patent and trade secret matters, environmental issues, Options Clearing Corporation issues, commercial and securities fraud, insurance coverage, qui tam matters, taking claims, creditors’ and debtors’ rights, contract disputes, antitrust matters, cartel matters, and merger litigation. He also defends clients accused of white collar crimes and Racketeer Influenced and Corrupt Organizations Act (RICO) violations.


  • University of Pennsylvania Law School, 1970, J.D.
  • Canisius College, 1967, B.A.