Brett M. Buckley

Margaret Lomenzo Frey is a top attorney recognized by Best Lawyers in the practice area(s) of Private Funds / Hedge Funds Law. Margaret Lomenzo, 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 Margaret Lomenzo is held by other top lawyers in the same geographic and legal practice area.

Martin G. Durkin is a trial lawyer whose practice includes antitrust and commercial litigation. He has successfully litigated business and transactional disputes, and tried many complex commercial matters. Mr. Durkin's practice is focused on commercial matters, including breach of contract, business torts, RICO, securities fraud and consumer fraud. Mr. Durkin has also represented a number of Fortune 500 companies in the defense of class actions and mass actions. Representative Matters Class A...

Steve Napolitano is a corporate partner in the Chicago office of Kirkland & Ellis LLP. Steve represents private equity funds, family offices and public and private corporations in connection with leveraged buyouts, mergers and acquisitions, going private transactions, growth equity financings, senior and mezzanine debt financings, joint ventures, recapitalizations and restructurings. He also has substantial experience representing private equity sponsors, corporations and senior managemen...

Carolyn M. Passen is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Carolyn M., 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 Carolyn M. is held by other top lawyers in the same geographic and legal practice area.

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

Don Rocap’s practice focuses on the tax and structuring aspects of acquisitions, dispositions, and reorganizations and private equity fund formations. Described by sources as a "significant force” in the team when it comes to the tax aspects of corporate transactions, Don is known for “bringing a level of sophistication that’s two or three levels up from anybody else.” He has been selected as one of America’s Leading Lawyers for Business in Tax by Chambers ...

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

A highly skilled civil, criminal, and appellate litigator, Joel Bertocchi handles appeals in state and federal courts and represents clients in connection with criminal and regulatory investigations and proceedings, providing counsel on compliance policies and related issues. He has argued cases in the U.S. Supreme Court and multiple federal Circuits and state appellate courts, and served as Illinois’ Solicitor General, the chief appellate lawyer for the State. A former federal prosecut...

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.

Dan K. Webb is a top attorney recognized by Best Lawyers in the practice area(s) of Bet-the-Company Litigation, Commercial Litigation, Criminal Defense: White-Collar, Litigation - Antitrust, Mass Tort Litigation / Class Actions - Defendants, Medical Malpractice Law - Defendants and Patent Law. Dan K., who practices law in Chicago, Illinois, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dan K. is held by other...