William J. Bettman

A former chief patent counsel to a Fortune 500 communications company with deep first chair trial experience, Thomas Pasternak focuses his practice on patent, trademark, and trade secret litigation, licensing, and prosecution. He protects and defends his clients’ intellectual property rights in district courts throughout the United States, the International Trade Commission (ITC), the Patent Trial and Appeal Board (PTAB), and the Federal Circuit and Seventh Circuit Courts of Appeal. He ...

Steven (Steve) S. Scholes is the global head of McDermott’s Litigation Practice Group. His practice focuses on SEC investigations, shareholder litigation, including class and derivative actions, and internal investigations. Steve is an experienced trial lawyer, and he has tried civil, criminal and administrative cases in federal and state courts. He regularly represents clients before the Securities and Exchange Commission, state securities regulators and self-regulatory organizations, ...

Howard P. Zweig is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Howard P., who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Howard P. is held by other top lawyers in the same geographic and legal practice area.

John Ratnaswamy founded his own law firm after having served as a co-founder and Partner at a nationally recognized energy boutique law firm. John has spent more than two decades counseling and representing electric and natural gas industry clients, including before utility commissions and on appeal. John has been selected for inclusion in The Best Lawyers in America© from 2010-2024 and was named its 2014 Chicago “Lawyer of the Year” in the field of Energy Law. John also has ...

Ross M. Kwasteniet is a partner in the Restructuring Group. His practice is centered around the representation of distressed companies in all aspects of Chapter 11 reorganizations and out-of-court restructurings. Ross also has considerable experience representing both buyers and sellers of distressed assets. Most recently, Ross was recognized in the 2021 edition of IFLR1000. In 2019, Ross was recognized as a Dealmaker of the Year by The American Lawyer. Ross was also recognized in the 2018&nd...

Adria E. Mossing is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Adria E., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Adria E. is held by other top lawyers in the same geographic and legal practice area.

As Global Head of McDermott’s Trademark Prosecution and Controversy Practice, Christina (Tina) L. Martini focuses her practice on domestic and international trademark and copyright law, as well as domain name, Internet, social media, advertising, unfair competition and entertainment law. Tina has extensive experience in counseling, prosecution, enforcement, due diligence and licensing matters. She successfully assists clients in protecting their intellectual property rights through liti...

Russell is a Partner at Kirkland & Ellis LLP where he has spent his entire 36+ year career. He focuses his trial, appellate and alternative dispute resolution practice on patent infringement matters and disputes involving and related to technology transfer and patent license agreements. His trial practice includes jury trials, arbitrations and Section 337 proceedings before the U.S. International Trade Commission. His appellate practice concentrates on appeals in the Court of Appeals for ...

David A. Baker serves as head of the Firm's Estate, Trust and Guardianship Controversy Practice Group. He advises clients in the areas of estate, trust and guardianship litigation; probate, estate, trust and guardianship administration; and charitable foundation and exempt organization administration and litigation. He also practices estate planning. Please visit our website for more on David's biography: https://www.mwe.com/en/team/b/baker-david-a

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.