Jonathan B. Fleisher

Michael D. Mulvihill is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael 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 Michael D. is held by other top lawyers in the same geographic and legal practice area.

Nicholas Berg is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Nicholas, who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nicholas is held by other top lawyers in the same geographic and legal practice area.

In February of 2016, Jeff formed a partnership with Elizabeth Kaveny, bringing almost three decades of experience with representing the victims of others’ negligence in Illinois and throughout the country, with a focus on cases that involve trucking accidents, transportation negligence, medical malpractice and products liability. Over the course of his legal career, Mr. Kroll has secured verdicts or negotiated settlements in more than 75 cases that resulted in awards of $1 million or mo...

Kenneth P. Kansa is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Kenneth P., 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 Kenneth P. is held by other top lawyers in the same geographic and legal practice area.

As a founding partner of Barack Ferrazzano, Peter brings his personal success and experience in business to his corporate law practice. Peter’s clients appreciate his deep understanding of them and their businesses and industries, and view Peter as a trusted business adviser as well as their go to legal counsel to get deals done. Peter is a Senior Partner in the firm’s Corporate & Securities and Luxury groups. His practice focuses on corporate and securities law with an emphas...

Jennifer J. Kalas is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Jennifer J., who practices law in Schererville, Indiana, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer J. is held by other top lawyers in the same geographic and legal practice area.

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

Mike is a patent attorney who helps clients protect their complex technologies and innovations through representation on all aspects of patent law, including patent counseling, advice and prosecution, transactions, contested proceedings, and opinion preparation. He manages nationwide patent prosecution efforts for assorted technologies, overseeing similar efforts internationally, and counseling clients on the development and implementation of long-term patent portfolio strategies. He is regis...

Steven H. Sklar is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property. Steven H., 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 Steven H. is held by other top lawyers in the same geographic and legal practice area.

Fredric P. Andes is a partner in the Chicago and Washington, D.C., offices of Barnes & Thornburg and the leader of the firm's water team. Fred is involved in counseling and litigation on issues arising under various federal and state environmental laws, with a special emphasis on Clean Water Act matters. Fred is also advising trade associations, industries, and municipalities on TMDLs, permits, and other water quality matters on the state and federal levels, including development of water...