Margaret O'Sullivan "Peggy" Byrne

Matt Regan is a partner in Kirkland's Chicago office. He has broad experience representing plaintiffs and defendants in a variety of commercial litigation matters in both state and federal courts. Matt's cases have involved claims in the areas of antitrust and trade regulation, accountant/auditor malpractice, class actions, products liability, software consulting, fraud and breach of contract, and other complex commercial disputes. The Legal 500 U.S. recognized Matt for his work in Energy Lit...

Thomas G. Siracusa is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Thomas G., who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas G. is held by other top lawyers in the sa...

Daniel G. M. Marre is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Daniel G. M., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel G. M. is held by other top lawyers in the same geographic and legal practice area.

Daniel T. Ryan is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Daniel T., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel T. is held by other top lawyers in the same geographic and legal practice area.

Domingo Such is a partner in the firm's Personal Planning practice. He focuses his practice on financial, estate and tax planning matters as they relate to ownership in various forms. This area of focus provides him with particularly broad legal perspectives in counseling family-owned and/or privately held businesses, as well as the family members and owners involved in these businesses. He represents wealthy families and individuals concerning significant and complex estates and trusts, advi...

Carla Colaianni is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Carla, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carla is held by other top lawyers in the same geographic and legal practice area.

Thomas J. Pontikis is a partner with Lipe Lyons Murphy Nahrstadt & Pontikis Ltd. in Chicago, Illinois. His practice focuses on insurance defense, commercial litigation, mass and toxic tort litigation, product liability, construction litigation, professional malpractice, construction defect matters, and Personal Injury Litigation – Defendants. He is peer review rated by Martindale-Hubbell with an AV Preeminent designation, reflecting high peer recognition for ethical standards and le...

Scott Seaman Scott is a commercial litigator and trial and appellate lawyer with more than 38 years of experience. Scott is widely regarded as one of the leading attorneys in the United States representing insurers and reinsurers in property and casualty matters. He is known for employing his deep knowledge of the law and insurance and financial industries, strategic thinking, and honed trial and appellate advocacy to produce creative solutions and outstanding results for clients on a cost-ef...

Grant H. Peters is a partner in the Chicago office of Barnes & Thornburg, a member of the Intellectual Property Department, co-chairman of the Climate Change Practice Group, a member of the Professional Responsibility Committee, and a member of the Internet and Technology Law, Advertising and Marketing, and Nanotechnology Practice Groups. Grant is an experienced attorney with a broad national and international practice focused on intellectual property development, management, protection, ...

For more than 30 years, Craig Tobin has been recognized for his precedent-setting civil and criminal trial work and is nationally recognized as one of the best trial lawyers in America, regularly voted by his peers to “The Best Lawyers in America,” “Leading Lawyers” and “Leading American Lawyers.” . Throughout his career, Mr. Tobin has guided many clients through high-profile cases which attract intense media attention and have either changed or defined the...