Atty. Mark D. Pollack
Mark D. Pollack is a partner in the Litigation practice of Paul Hastings and is based in the firm’s Chicago office.
Commercial Litigation & More Attorney · Serving Chicago, IL
Profile Summary
About Mark D. Pollack at a Glance
Mark D. Pollack is a criminal defense, business, white collar, and litigation attorney based in Chicago, Illinois, practicing at Paul Hastings LLP. Educated at The University of Michigan Law School (J.D., 1984). Recognitions include Best Lawyers in America — Commercial Litigation (2026), Best Lawyers in America — Criminal Defense: White-Collar (2026), and Best Lawyers in America — Litigation - Securities (2026). Serves clients in Chicago, IL and the surrounding metropolitan area.
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About Mark D. Pollack
- Mark D. Pollack is a partner in the Litigation practice of Paul Hastings and is based in the firm’s Chicago office
- He also serves as the Firm’s General Counsel
- Mr. Pollack concentrates his practice in the areas of white-collar criminal defense, complex commercial litigation, internal corporate investigations, and compliance counseling
- He has extensive experience in counseling and defending corporations, boards of directors, and executive officers in relation to a broad range of issues, including the defense of grand jury investigations, SEC and other regulatory probes, securities class action defense, and qui tam litigation
- He regularly advises corporate officers and directors with respect to the scope and application of their fiduciary obligations, issues involving financial reporting and related disclosures, and the adequacy of internal controls and compliance programs
- Before joining Paul Hastings, Mr. Pollack served for eight years as Arthur Andersen’s general counsel, responsible for managing the firm’s multi-faceted wind-down activities
- In that capacity, Mr. Pollack served as the principal counsel and strategic advisor to Andersen’s board and executive management team and actively supervised Andersen’s largest litigation challenges, including the appeal giving rise to the Supreme Court’s reversal of the firm’s 2002 conviction for obstruction of justice as well as the successful resolution of numerous multi-billion-dollar securities class action lawsuits and professional liability claims, most often predicated upon breach of fiduciary duty and related allegations
- Prior to Andersen, Mr. Pollack was co-chair of the white-collar practice of a prominent national law firm, where he developed extensive expertise representing numerous corporations, directors and officers in defense of government investigations and prosecutions
- Mr. Pollack regularly represented corporate boards, special litigation committees and board audit committees in connection with DOJ, SEC and other governmental probes and often led internal investigations for a broad array of corporate clients
- Mr. Pollack regularly conducted internal investigations and developed corporate compliance plans, with a particular focus on clients in the pharmaceutical and healthcare industries
- Mr. Pollack began his litigation practice as an Assistant U.S
- Attorney in Chicago, where over seven years he became a supervisor in that office and participated in more than 20 federal jury trials and 50 appeals to the Seventh Circuit, including the fraud and corruption prosecution of the former governor of Illinois and a multi-year undercover investigation and prosecution of fraudulent trading practices at Chicago’s futures exchanges
- Mr. Pollack received several awards from the Department of Justice in recognition of his superior performance as a federal prosecutor
- Mr. Pollack has written and lectured frequently on matters relating to corporate governance, white-collar criminal defense, and internal corporate investigations
- He has been recognized for many years as a leading litigator by Chambers USA and is ranked in Band 2 for commercial litigation in Illinois
- Mr. Pollack graduated with highest distinction from the University of Michigan in 1981 and obtained his J.D. degree, magna cum laude, from the University of Michigan Law School in 1984
- From 1984-85, Mr. Pollack served as law clerk to the Honorable Stephen Reinhardt, United States Court of Appeals for the Ninth Circuit
- He is a member of the bar of the State of Illinois, of the United States Supreme Court and of several federal district and appellate courts
Practice Areas Explained
Mark D. Pollack's Areas of Legal Practice
Each practice area below reflects the types of cases Mark D. Pollack handles, with a practical overview of what that area of law involves and how it may apply to your situation in Chicago.
Criminal Defense in Chicago
A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.
Mark D. Pollack is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Illinois →
Business & Corporate Law in Chicago
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Mark D. Pollack is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Illinois →
White Collar Crimes in Chicago
Mark D. Pollack is one of 19,824 white collar attorneys indexed nationally. Browse white collar attorneys in Illinois →
Civil Litigation in Chicago
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Mark D. Pollack is one of 450,751 litigation attorneys indexed nationally. Browse litigation attorneys in Illinois →
Jurisdictional Context
Why Local Counsel Matters in Chicago
Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.
Chicago Courts and Legal Process
Choosing a Chicago-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.
Frequently Asked
Common Questions About Mark D. Pollack
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Professional Profile
Why Clients in Chicago Choose Mark D. Pollack
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Mark D. Pollack's practice in the field of criminal defense, business, white collar, and litigation.
Broad Practice Area Coverage
Covering criminal defense, business, and white collar, Mark D. Pollack can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Chicago
A Chicago-based practice means Mark D. Pollack attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Mark D. Pollack Handles in Chicago
Below is a representative sample of the types of matters Mark D. Pollack has experience with under Illinois law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Mark D. Pollack directly to discuss the specifics of your situation.
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How People Find Mark D. Pollack Online
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Mark D. Pollack's Practice Areas & Specializations
Education & Law School Background
Awards & Professional Honors
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