Mark Sedlander

Mark Sedlander

Mark Sedlander is a trial attorney and litigator whose practice consists of white collar defense, government investigations, and business litigation. Mr. Sedlander has represented corporate clients and individuals facing government investigations, including executives, management personnel, and other corporate employees. His matters involve health care fraud, commercial cannabis, import/export licensing, aviation management, education, and technology. He regularly negotiates with the Department of Justice and other prosecuting and investigative state and federal agencies.

Before joining Mancini Shenk LLP, Mr. Sedlander represented clients charged with federal criminal offenses with the Office of the Federal Public Defender in the Central District of California. He handled complex commercial matters as an Associate in the litigation department at a New York City law firm and clerked for the Honorable Fernando M. Olguin in the United States District Court for the Central District of California in Los Angeles.

Representative Matters

• Represented former executive and senior management of a large medical management services company during an investigation by California state regulators, the United States Department of Health & Human Services, and the United States Department of Justice.
• Obtained dismissal on due process grounds of a federal criminal case alleging illegal reentry into the United States.
• Represented tech company being investigated for a widespread student loan fraud: company not charged.
• Represented employee in a high-profile criminal investigation involving California’s mandatory reporting requirements: client not charged.
• Represented real estate investor in investment-related criminal investigation: client not charged.
• Significant experience defending against Racketeer Influenced and Corrupt Organizations Conspiracy (“RICO”) charges.
• Obtained a government dismissal following a motion to dismiss on grounds that the indictment and police ballistics report failed to allege facts demonstrating that a damaged pistol was a “firearm” under the relevant criminal statute.
• Worked as co-counsel with the Office of the Michigan Attorney General and Solicitor General on behalf of the Michigan Workers’ Compensation Insurance Agency in a Second Circuit appeal, arguing for dismissal on grounds of state sovereign immunity in bankruptcy proceedings.

Education

Mr. Sedlander earned his J.D. at Georgetown Law. He received his undergraduate degree with high honors from the University of California, Santa Barbara, and is a member of Phi Beta Kappa.

Bar Admissions

Mr. Sedlander is a member in good standing of the State Bars of California and New York, admitted to practice before the Supreme Court of California and all of California’s lower state courts, the New York Court of Appeals and all of New York’s lower state courts, the United States District Court for the Central District of California, the United States District Courts for the Eastern and Southern Districts of New York, and the United States Court of Appeals for the Ninth Circuit.

Professional Affiliations

Mr. Sedlander is a member of The Federal Bar Association, Criminal Law and Federal Litigation Sections; The American Bar Association, Criminal Justice and Business Law Sections, and White Collar Crime Committee; The Los Angeles County Bar Association, Criminal Justice, Healthcare Law, and Litigation Sections; and The Los Angeles County Bar Association Judicial Appointments Committee. He is a member of the Georgetown Law Alumni Regional Engagement Council for Southern California and the Board of Directors for the Santa Monica Family YMCA.