Christopher S. "Chris" Comstock

Catherine (Cate) A. Battin represents clients in state and local tax controversies at the audit, administrative and judicial levels in numerous jurisdictions. She provides national state tax strategies for clients on a full range of state tax issues, including income tax apportionment, nexus, combination and sales tax characterization of products and services. She has defended numerous internet sellers in cases brought under the Illinois False Claims Act alleging fraudulent failures to collec...

Thomas P. Jirgal is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Thomas P., who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas P. is held by other top lawyers in the same geographic and legal practice area.

Christopher Hotaling is a member of the Government Investigations & White Collar Defense practice group. After 16 years as a federal prosecutor at the U.S. Attorney’s Office in Chicago, Chris focuses his practice on representing entities and individuals in all types of government investigations, criminal prosecutions, and regulatory enforcement actions. A seasoned trial attorney, clients also come to Chris for their most significant complex commercial litigation. What do you focus o...

Jack Carriglio represents clients in commercial disputes, including the prosecution and defense of cases relating to contracts, business torts, bankruptcy, securities, product defects, patents, copyrights, trade secrets, partnership disputes, malpractice and professional disciplinary matters, and real estate litigation. In addition, Jack has a substantial practice in representing corporations and individuals at the federal grand jury, trial, and appellate courts in various criminal matters in...

Jonathan Marks helps clients — often large insurers — develop investigation, claims handling and litigation strategies to detect, prevent and deter fraud. As an Assistant US Attorney, Jonathan tried numerous federal jury trials and argued appeals before the US Court of Appeals. As a lawyer in private practice, Jonathan has handled hundreds of insurance fraud investigations and dozens of fraud litigation matters. At every stage of counseling, investigation, litigation and in court,...

Michael E. Holden is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael E., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael E. is held by other top lawyers in the same geographic and legal practice area.

Harry J. Secaras is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Labor Law - Management. Harry J., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Harry J. is held by other top lawyers in the same geographic and legal practice area.

For more than two decades, private debt providers and banks have turned to Derek Ladgenski to advise on their most complicated and challenging debt financing deals. Derek helps his clients close complex financings quickly and efficiently, without surprises or delays, and builds their relationships and market presence along the way. Derek counsels lead arrangers, administrative agents and lenders on cash-flow acquisition and recapitalization financings, "take private" transactions and debt fin...

Ross O. Silverman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Ross O., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ross O. is held by other top lawyers in the same geographic and legal practice area.

Laura Keidan Martin counsels health care providers on their most challenging transactions and compliance issues. As co-chair of Katten's national Health Care practice, she represents hospitals and health systems, ancillary services and post-acute care providers, physician groups and life sciences companies. Ultimately, Laura's work on both transactional and compliance matters paves the way for health care providers to successfully navigate risks while achieving business objectives. Toward tha...