Alex J. Cooper

Gil Soffer, managing partner of Katten's Chicago office, has made his mark on both sides of white-collar actions. As a former federal prosecutor and senior Department of Justice (DOJ) official, he thoroughly understands the government's enforcement strategies and tactics. As an experienced white-collar defense lawyer and national co-chair of the firm's litigation practice, he devotes his practice to keeping clients out of trouble and navigating them safely through government investigations an...

Partner James M. Quigley is widely regarded as a highly-esteemed and experienced Illinois Divorce/Family Law attorney and litigator. Mr. Quigley has successfully tried complex financial, custody, removal and other contested cases in Cook, Lake, DuPage, and other counties throughout the state of Illinois, since 1992. Quigley attended and graduated from the University of Wisconsin–Madison, obtaining a Bachelor of Arts degree in Journalism in 1989. James originally hoped to combine his lov...

Kevin M. O'Hagan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Insurance. Kevin M., who practices law in Chicago, Illinois, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin M. is held by other top lawyers in the same geographic and legal practice area.

Kathryn Siegel is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Kathryn, 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 Kathryn is held by other top lawyers in the same geographic and legal practice area.

Brian gets things done: a nationally ranked lawyer with engineering and business expertise who’s just as comfortable trying cases in the courtroom as he is creating solutions at the negotiation table. As a trusted advisor and first-chair trial lawyer, Brian has represented clients through every stage of litigation on both sides of the “v” from pre-suit negotiations through trials and verdicts to appeals and judgment enforcement. Earlier in his career, Brian finished graduate...

Trisha M. Rich is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Trisha M., 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 Trisha M. is held by other top lawyers in the same geographic and legal practice area.

Jennifer T. Nijman is a founding partner of the environmental firm Nijman·Franzetti LLP with wide ranging experience in litigation defense and enforcement issues as well as issues involving waste and contaminated property. She was formerly a partner and chair of the environmental practice group at the Chicago office of a national law firm. Ms. Nijman represents clients in environmental litigation and enforcement defense, including toxic tort claims, private party disputes, and actions ...

Kevin Van Wart is a partner Kirkland's Chicago office, where he concentrates in complex litigation, including mass tort claims, class action lawsuits, product liability and pharmaceutical claims, and high stakes commercial disputes. Kevin has served as lead trial and appellate counsel in a wide variety of cases throughout the country and teaches trial advocacy at the University of Chicago Law School. The National Law Journal featured Kevin's successful trial work in naming Kirkland to its 200...

John Gatz is a patent attorney who concentrates his practice on patent prosecution, patent counseling and patent litigation. John has extensive experience in the life sciences and manufacturing industries. My focus Patent Prosecution/Counseling I prosecute patents and counsel clients in a number of mechanical- and chemical-related technologies including: biomechanical devices, chemical products and processes, sensor-dispensing instruments, analyte meters, test sensors, non-invasive processes,...

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...