Timothy P. " Tim" Callahan

Jeffrey J. Bushofsky is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Jeffrey J., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey J. is held by other top lawyers in the same geographic and legal practice area.

Nancy A. Peterman is Chair of the Chicago Business Reorganization & Financial Restructuring Practice. She focuses her practice on corporate restructurings, bankruptcy and creditors' rights law, and has a wide range of experience representing debtors, purchasers of assets, committees and secured creditors.

A well known and highly respected Chicago attorney, Paul L. Feinstein has practiced matrimonial and appellate law since 1980, having obtained his JD degree from Emory University in Atlanta, Georgia. He became a fellow of the prestigious American Academy of Matrimonial Lawyers in 1991. He was admitted to the Appellate Lawyers Association in 2010. He is licensed to practice in Illinois and Georgia, as well as the United States Supreme Court. He has written about numerous matrimonial law subject...

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

Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...

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

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

Charles Helsten is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Charles, who practices law in Rockford, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles is held by other top lawyers in the same geographic and legal practice area.

Partner Ryan T. Johnson concentrates his practice in the areas of construction law, professional liability, and complex commercial litigation. Ryan has over 15 years of experience successfully representing clients in construction related matters in Illinois and nationally, including jury and bench trials in state and federal courts as well as arbitration proceedings. In addition to dispute resolution, Ryan also engages in contract negotiations, contracting drafting and business counseling on ...

With more than 28 years of experience in infrastructure and energy transactions, Eddie Lowry is a trusted authority for clients in this dynamic and rapidly evolving sector. He advises developers, operators, and investors on the full economic cycle of data centers and data energy projects, including all aspects of development, operation, energy procurement, tax incentives, construction, acquisition, disposition, finance, land use, and leasing for this niche asset class. An integral part of the...