Mark D Hopson

Practice Areas

MARK HOPSON is a trial lawyer who focuses his practice on government enforcement actions and other high stakes litigation. Mark is noted for his “ability to take complex cases and simplify them for the jury” and for his “strong subject matter expertise and business knowledge.” Mark is a fellow of the American College of Trial Lawyers, an invitation only fellowship of exceptional trial lawyers limited to no more than 1% of members of the bar.

The scope of Mark’s practice is reflected in his trial court victories and other representations. Recently, Mark led Sidley team on behalf of Chevron in a lawsuit brought against the United States government, which resulted in a judgment allocating at least US $300 million of Superfund cleanup costs to the United States. Additional notable victories include successfully defending Bayer against a contempt action filed by the United States, representing the former CEO of Freddie Mac, Richard Syron, in response to congressional subpoenas, an SEC enforcement action in the Southern District of New York and multiple class action securities cases. He also successfully represented Duke Energy in a jury trial in the defense of Clean Air Act environmental claims and obtained an acquittal at trial of Tyson Foods, Inc. on a 36-count indictment charging conspiracy to violate federal immigration laws.