William R. Tapella

Ron E. Meisler is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Corporate Law. Ron E., who practices law in Chicago, Illinois, has been recognized since 2015. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ron E. is held by other top lawyers in the same geographic and legal practice area.

Todd Rowe is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Todd, 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 Todd is held by other top lawyers in the same geographic and legal practice area.

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...

Mark Hagedorn advises on a wide variety of intellectual property matters, including patent, trademark and copyright solicitation and IP litigation, licensing and counseling. Appreciated for his honesty and practical legal advice, Mark consistently delivers utilitarian solutions that help his clients resolve disputes and litigation efficiently and economically. Mark offers broad experience in virtually all phases of IP counseling and litigation. He understands and has represented clients invol...

Sherry L. Rollo counsels clients in all areas of intellectual property, including the protection, licensing, and enforcement of intellectual property rights, data privacy, and data security both domestically and internationally. Sherry also guides clients with corporate strategies relating to the prosecution, merger, licensing, sale, or acquisition of intellectual property assets, including conducting due diligence, counseling on business strategies, and managing patent, trademark, copyright,...

Nick is of counsel in the firm’s Securities Litigation & Regulatory practice group. A trial lawyer with 40 years of experience, he defends financial services firms and their employees in securities matters all over the country. Nick’s practice encompasses the full range of investor-based disputes and regulatory enforcement proceedings, as well as disputes arising out of employment practices in the financial services industry. He also handles internal investigations and investi...

Christopher V. Carani is a Shareholder at McAndrews and has been at the firm since 1995. He practices in all areas of intellectual property law with a particular emphasis on design law. Chris has extensive experience litigating design patent cases, including representations before U.S. district courts, the Federal Circuit, the U.S. Supreme Court and the International Trade Commission. In 2019, Chris was named to the IAM Strategy 300: The World’s Leading IP Strategists list, with IAM mag...

Mr. Kilyk practices exclusively in the field of intellectual property law, especially patent law. Mr. Kilyk specializes in patent post-grant review proceedings, inter partes reexaminations, interferences, and oppositions, as well as legal opinions, prosecution, and litigation matters, with specific concentration in the areas of biotechnology, chemistry, and pharmaceuticals. Recent technologies with which he has been involved include biosimilars, new chemical compounds, nucleic acid sequences,...

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

Rob Drobnak has significant experience in the structuring, negotiating and documentation of credit facilities for acquisitions, working capital and other general corporate purposes. Rob’s strong acumen around the entire life-cycles of finance transactions, including the negotiation, structuring and documentation of deals from inception to close, during growth and workout phases and in sale, foreclosure and other exit scenarios, helps clients to successfully navigate unexpected obstacles...