Lennox Mark

Anne M. Oldenburg is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Anne M., who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anne M. is held by other top lawyers in the same geographic and legal practice area.

As a partner in the Intellectual Property practice group, Jeff focuses his work on patent litigation and strategic counseling related to pharmaceutical, chemical, biotechnology, electrical engineering, agricultural and food products. A registered patent attorney with four decades of experience, Jeff has successfully represented both patent owners and patent challengers through all stages of federal litigation and appeals. A significant portion of Jeff’s practice includes advising pharma...

Tonya is chair of the Litigation & Disputes practice group. She represents clients in complex civil litigation, products liability, insurance coverage and hospital property tax exemption matters. Her practice includes defense of state and federal products liability matters and representation of policyholders in insurance coverage matters, as well as the defense and prosecution of complex commercial litigation. She also counsels clients on complex risk management and insurance issues acros...

Joseph has close to 20 years of experience advising financial institutions on corporate and securities matters. Joseph uses a practical and efficient approach to help clients achieve their goals and has successfully completed over 100 M&A and capital market transactions. He also actively serves as outside corporate counsel for bank clients, including publicly traded companies. Joseph is co-chair of Barack Ferrazzano's Financial Institutions Group. He is a frequent speaker at industry conf...

Patrick D. Owens is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Patrick D., 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 Patrick D. is held by other top lawyers in the same geographic and legal practice area.

Catherine Basque Weiler is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Commercial Litigation and Medical Malpractice Law - Defendants. Catherine, 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 Catherine is held by other top lawyers in the same geographic and legal practice area.

Partner Nancy M. Spain, a founder of the firm, Spain, Spain & Varnet P.C., which joined Hahn Loeser & Parks LLP in 2022, focuses her career in general and probate-related law. She began her legal career in Cleveland, prior to relocating to Chicago in 1981 where she first worked in the trust department of the former Lake Shore Bank, prior to practicing law at Spain, Spain & Varnet P.C. Throughout her career, Nancy has been actively involved in drafting legislation and working with ...

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.

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

Philip Harnett Corboy, Jr. was admitted to the Illinois Bar in 1978 and worked in a small white-collar criminal defense firm before joining the criminal division of the Cook County State's Attorney's Office that same year. At the time of his resignation from that public office in 1985, he was a "first-chair" prosecutor - responsible for trying such felonies as murder, rape, armed robbery and kidnapping - in one of the major courtrooms at the Cook County Criminal Courts Building at 26th and Ca...