Michael W. Zimmerman

Earl is chair of the firm’s Corporate & Securities practice group. He has extensive experience representing public and private companies and individuals in corporate, partnership and joint venture transactions. His experience includes complex mergers and acquisitions, representing both buyers and sellers, restructurings, spin-offs, and divestitures. He regularly advises family offices regarding governance, succession planning, optimal investment structure, tax planning and executive...

J. William Roberts is Senior Partner and serves as Special Counsel to management of Hinshaw & Culbertson LLP. He served as the firm's first national Managing Partner, from 1997 to 2016. Mr. Roberts maintains an active legal practice in the firm's Chicago and Springfield offices, concentrated in complex civil and criminal litigation, government relations and gaming law. Mr. Roberts’ career has been dedicated to public service through several prominent positions in various levels of g...

Sean W. Bezark focuses his practice primarily on environmental matters for public corporations, privately held companies, banks, lenders, REITs and private equity investment funds. He advises clients on environmental aspects of corporate and real estate transactions, bankruptcy cases, environmental investigations and remediation projects, brownfields development, insurance procurement and risk and cost allocations. He also counsels clients on legal and technical aspects of complex contaminati...

Jody Kahn Mason is a principal in the Chicago, Illinois, office of Jackson Lewis P.C., and is a co-leader of both the firm’s Biometric Privacy Litigation Group and the Privacy Litigation team. Jody has significant litigation and trial experience, and is a member of the Trial Bar of the U.S. District Court for the Northern District of Illinois. Jody has counseled countless companies regarding compliance with biometric privacy laws, including the Illinois Biometric Information Privacy Act...

Bradley M. Cosgrove is a Chicago medical malpractice attorney, personal injury attorney, and partner at Clifford Law Offices. He is an experienced trial attorney in the areas of medical malpractice, trucking accidents, automobile collisions, personal injury, and wrongful death who believes that results speak for themselves. As a young Chicago personal injury attorney, Brad began his career as a trial lawyer. As a matter of fact, he undertook his first jury trial just one day after he received...

Sherry L. Harlan is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Sherry L., who practices law in Rockford, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sherry L. is held by other top lawyers in the same geographic and legal practice area.

Tia C. Ghattas is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Tia C., 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 Tia C. 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 ...

Jeffrey P. Armstrong is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Jeffrey P., 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 Jeffrey P. is held by other top lawyers in the same geographic and legal practice area.

Louis S. Harrison has long been recognized as one of the premier estate planning attorneys in the country. A founding partner of Harrison & Held, LLP – one of the nation’s most elite estate planning firms – Lou’s practice encompasses all aspects of trust and estate planning, including estate and business planning for closely held companies. In addition to individuals in need of sophisticated planning, Lou represents numerous family offices, public figures, CEOs of ...