Lewis Weaver

Leslie Smith is a litigation partner and was a long-time member of the Firm’s Global Management Committee. She concentrates her practice in the areas of antitrust, class action, and consumer fraud litigation. The Legal 500 stated that Leslie has a ‘good strategic approach’, ‘demonstrates personal commitment to the company’s cause’ and ‘acquires and deploys the best firm talent appropriately’. Leslie is highlighted as “2017 Life Science Sta...

Robert is a highly-skilled and experienced trial and appellate litigator with an emphasis on automobile negligence, premises liability, product liability, wrongful death, professional malpractice and other personal injury and commercial matters. He has concentrated his practice solely on civil litigation, whether in the courtroom, in mediation or at arbitration. Robert has successfully tried jury cases in the state courts of Illinois, Indiana, Texas, and Virginia, and the U.S. District Court ...

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.

Albert L. Hogan III is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. Albert L., who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Albert L. is held by other top lawyers in the same geographic and legal practice area.

Mr. Warren is a principal with the firm and has concentrated his practice in the area of matrimonial law since 1989. A significant part of his practice involves analysis of complex financial issues, business and real estate valuation, and cash flow analysis in connection with matrimonial matters. Named to 2013 Edition of the Best Lawyers in America. AV Preeminent Rating from Martindale-Hubbell In 2004, was named one of the "Top 40 Under 40 Illinois Attorney", by the Illinois Law Bulletin. Nam...

Timothy Ray is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Timothy, who practices law in Chicago, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy is held by other top lawyers in the same geographic and legal practice area.

Bill Arnault is a litigation partner in the Firm’s Chicago office. He focuses his practice in the restructuring context. He also has extensive experience litigating complex commercial cases in federal and state trial and appellate courts throughout the United States, including contract, energy, fiduciary duty, fraudulent transfer, bankruptcy, and employment cases. He has chaired or co-led multiple trials and hearings, including disputes involving Parker Drilling Company, Emerald Oil, In...

Floyd Mandell is the national co-chair and founder of the firm's Intellectual Property department. He has represented some of the world’s most recognizable companies in intellectual property litigation. Few other lawyers have handled as many high-profile cases over the past 20 years involving copyrights, trademarks, trade secrets, trade dress, false advertising and defamation. He has been lead counsel in more than 40 published decisions, many involving novel or cutting-edge issues. On m...

Devon Beane brings clarity and control to complex patent disputes, guiding clients with a strategist’s mindset and a trial lawyer’s precision. Clients rely on her to deliver results in trial, IPRs, and global IP strategy when the stakes are high. Devon helps companies protect their innovations and resolve complex patent disputes in forums where precision and preparation are critical. She has led litigation teams in federal courts across the country, as well as before the Internati...

Charles W. Mulaney, Jr. focuses on mergers and acquisitions (friendly and hostile), corporate governance and corporate financings. He counsels clients on a broad range of securities and corporate matters, including disclosure issues, the duties of directors and shareholder activism. Mr. Mulaney represents special committees of directors in transactions and internal investigations. He also advises major investment banks on acquisition and financing matters and has represented issuers and under...