William P. "Bill" Ziegelmueller

Lori Shannon is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Lori, 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 Lori 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 ...

Steven Mevorah is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Personal Injury Litigation - Plaintiffs. Steven, who practices law in Lombard, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Steven is held by other top lawyers in the same geographic and legal practice area.

Eric Singer concentrates his practice in construction law, representing design professionals, contractors, owners, developers, lenders, title insurers and other parties in all aspects of design and construction, including negotiation and drafting agreements for a variety of services and delivery systems; perfection, enforcement and defense of mechanics liens and bond claims; construction insurance counseling; copyrights for architectural works; mediation, arbitration, litigation and other dis...

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

Brian Sieve, a Fellow in the American College of Trial Lawyers, is an experienced trial lawyer. Praised for his ability to communicate with a jury and to present complex issues clearly and simply, he has tried more than thirty-five jury trials, bench trials, arbitrations, injunction proceedings, Markman hearings and evidentiary hearings. Brian was distinguished as one of The Best Lawyers in America, U.S. News and World Report, Best Lawyers® for 2013–2023 in the field of commercial l...

Paul M. Markese is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Paul 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 Paul M. is held by other top lawyers in the same geographic and legal practice area.

Mark R. Galis is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law and Trademark Law. Mark R., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark R. is held by other top lawyers in the same geographic and legal practice area.

Andy has nearly 30 years of experience counseling and advising companies, both public and private, boards of directors, and executives and management, on the many and varied tax, ERISA, securities law, and corporate governance aspects of executive compensation and employee benefits. Andy has the ability to make highly technical and complex topics and issues more understandable and workable for clients dealing with executive compensation and employee benefits matters. As chair of the Compensat...

Ken is a senior member of Kirkland’s dynamic Asset Finance & Securitization Practice Group. According to Chambers 2021, sources consider Ken to be one of the "godfathers of the auto finance industry." Since 1990, he has handled securitizations and principal finance matters involving a variety of asset classes on behalf of originators, underwriters, platform agents, principal finance groups and conduit sponsors. Ken has been extremely active in ABS reform matters. He participated in ...