Mark Mathys

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.

Linda T. Coberly is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Linda T., who practices law in Chicago, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Linda T. 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...

Timothy J. Ritchey is a partner at Peck Ritchey, LLC who concentrates his practice in estate and trust litigation , elder law , and guardianship . Tim has been appointed Special Assistant Attorney General in numerous matters to represent the State’s interests in actions relating to Illinois healthcare and disability law. In 2014, Tim wrote legislation and testified as an expert before the Illinois Senate on an amendment to the Illinois Probate Act regarding elder abuse and financial exp...

Catherine Krenz Doan is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Catherine, who practices law in Chicago, Illinois, has been recognized since 2019. 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.

Donald L. Mrozek is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Donald L., who practices law in Chicago, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Donald L. is held by other top lawyers in the same geographic and legal practice area.

Ziemowit T. Smulkowski is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Ziemowit T., 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 Ziemowit T. is held by other top lawyers in the same geographic and legal practice area.

Neil T. Kawashima has a diverse practice, representing wealthy individuals and families on matters related to estate and gift planning, business succession and governance, and estate and trust administration. Neil’s clients include owners of privately-held businesses, beneficiaries of long-term trusts, fiduciaries and entrepreneurs. Neil has advised his clients regarding traditional and novel uses of trusts, wealth transfer strategies, business control mechanisms such as voting trusts a...

Joe Duffy is an accomplished and resourceful trial lawyer who focuses his national practice on white collar criminal defense and complex business litigation. He handles all aspects of federal and state criminal prosecutions through the investigative, prosecutive and appellate stages. He has extensive experience representing individuals and corporations in internal and government investigations as well as civil and criminal jury trials and appeals. Joe has successfully represented clients in c...

Alex Cole focuses her real estate practice in the areas of real estate transactions and development, hospitality, international real estate, project finance and construction law. She is routinely involved in large real estate acquisitions (hotel, office and retail) and represents all the various parties in the construction and development process. Some of Alex's past projects include: Park Hyatt Australia, purchase and disposition of The Carlyle in transaction including sale of Rosewood Hotel...