Jonathan M. Thomas

Earl is chair of the firm’s Corporate & Securities practice group. He has extensive experience representing public and private companies and individuals in corporate, partnership and joint venture transactions. His experience includes complex mergers and acquisitions, representing both buyers and sellers, restructurings, spin-offs, and divestitures. He regularly advises family offices regarding governance, succession planning, optimal investment structure, tax planning and executive...

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...

Attorney, Financial Specialist for Collaborative Divorce, and Mediator From a very young age I always played the role of mediator in my family and with my friends. That is because I have always been able to understand the experiences of both sides and I have always been able to determine what is important to people in order to resolve issues peacefully. Today I use those skills as a financial specialist for collaborative divorce, as a mediator, and as an attorney. With my financial background...

Doug represents clients in a broad range of complex real estate and finance transactions, including the acquisition, disposition, financing, management and leasing of commercial, industrial, office, hotel and parking garage properties across the country, often in the context of portfolio transactions or joint ventures. His clients include both private and public entities, such as private real estate companies, publicly traded real estate investment trusts (REITs) and pension fund managers. A ...

Thomas P. Jirgal is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Thomas P., 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 Thomas P. is held by other top lawyers in the same geographic and legal practice area.

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 ...

Felicia Gerber Perlman represents clients in a variety of complex business reorganizations, debt restructurings and insolvency matters. Ms. Perlman has advised debtors, creditors, lenders, investors, sellers, purchasers and other parties-in-interest in all stages of restructuring transactions from Chapter 11 reorganizations to out-of-court negotiations, workouts and acquisitions. She is a frequent speaker on bankruptcy topics. In addition, she has been recognized in Turnarounds & Workouts...

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

Andrew has extensive experience in commercial real estate advising real estate investors, funds, finance companies, sponsors and operating companies on private equity capital raising, finance (including preferred equity and mezzanine), investment and development of commercial real estate. He also advises on the formation of joint ventures to own, operate, develop and finance global real estate. He regularly represents lenders with participations, modifications, originations and workouts of co...

Jim represents corporate and individual clients in antitrust and white collar crime defense matters and related commercial litigation matters in federal and state courts throughout the United States and before a variety of federal and state investigative agencies, including the Antitrust Division, United States Department of Justice, the Federal Trade Commission, United States Attorney’s Offices and the Securities and Exchange Commission. In the antitrust area, Jim focuses on litigating...