Mark Kasten represents corporations and individuals in government investigations, regulatory enforcement matters and white-collar litigation. 

Mark has represented private companies and individuals in regulatory matters, including in investigations by the Public Company Accounting Oversight Board (PCAOB), the US Securities and Exchange Commission (SEC) and the Department of Justice (DOJ). His experience also includes conducting internal investigations and responding to inquiries from state and federal government agencies.

Mark also maintains a significant appellate litigation practice which includes the representation of private entities and non-profit organizations before federal circuit courts of appeal as well as state intermediate and supreme courts.