Jakub Brzezinski

Sarah K. Quinn is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Sarah K., who practices law in Chicago, Illinois, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah K. is held by other top lawyers in the same geographic and legal practice area.

For the past two decades, Mike has been assisting clients develop and defend their patent portfolios. A former Army officer and Ford Motor Company design engineer, clients appreciate Mike’s organized approach to problems and his ability to communicate with inventors across a wide swath of technologies. Mike is a full spectrum patent attorney and is himself a patentee. On the prosecution side, Mike has procured patents in nearly every art group other than bio/pharma and has an almost per...

John C. Kocoras is a partner in McDermott Will & Emery LLP’s White Collar & Securities Defense practice group and is based in the Firm’s Chicago office. John focuses his practice on internal investigations, white-collar criminal defense matters including Foreign Corrupt Practices Act (FCPA) cases and complex litigation. Prior to joining McDermott Will & Emery, John served as Managing Director and Regional Counsel of the global investigations company Kroll, where he dir...

Charles A. Porretta is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Charles A., 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 Charles A. is held by other top lawyers in the same geographic and legal practice area.

Arthur Yuan is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Arthur, 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 Arthur is held by other top lawyers in the same geographic and legal practice area.

Carolyn S. Daley is a Partner with Power Rogers LLP in Chicago, Illinois . She joined the firm in 2006 and represents individuals and families in complex personal injury and wrongful death matters. Her practice focuses on holding negligent parties accountable and pursuing compensation for those harmed by serious accidents and misconduct. Ms. Daley handles a wide range of civil litigation matters, including medical malpractice , motor vehicle accidents , trucking negligence, sexual abuse and a...

For over 50 years, Bruce Sperling has been winning record-breaking and game-changing jury verdicts, court judgments, and arbitration awards for plaintiffs and defendants in high-stakes litigation. Experienced in virtually every area of the law, Mr. Sperling has favorably resolved wide-ranging commercial disputes for Fortune 500 companies, privately held enterprises, and individuals. His cases have included securities, antitrust, patents, trade secrets, corporate governance, real estate develo...

Tom is a litigator who represents property taxpayers throughout the country, ensuring their tax liabilities are secured at the lowest level allowable under the law. He represents clients spanning numerous industries, ranging in size and complexity from those with large, sophisticated real estate portfolios to those with just one building critical to their operations. Tom sets his clients’ expectations regarding measurable results in every property tax appeal. Before filing, he provides ...

Jim Hitzeman focuses his practice on estate and trust litigation, representing a wide range of clients, including corporate fiduciaries and charities. He has handled will and trust contests, construction actions, trust reformations, citations, actions involving contracts to make a will, accounting actions, and charitable cy pres and equitable deviation matters, in addition to a host of cases involving breach of fiduciary duty. Mr. Hitzeman has extensive experience dealing with family settleme...

Patty advises employers, fund sponsors and investors on compliance with the legal rules that regulate benefit plans and funds in which benefit plans invest. Patty advises employers on the full spectrum of employee benefit matters, with a particular focus on the design, implementation and administration of broad-based pension and retirement plans, health and other welfare benefit plans, and executive compensation programs. She has extensive experience in assisting employers with unionized and ...