David B. Frumm

A highly skilled civil, criminal, and appellate litigator, Joel Bertocchi handles appeals in state and federal courts and represents clients in connection with criminal and regulatory investigations and proceedings, providing counsel on compliance policies and related issues. He has argued cases in the U.S. Supreme Court and multiple federal Circuits and state appellate courts, and served as Illinois’ Solicitor General, the chief appellate lawyer for the State. A former federal prosecut...

For more than 30 years, Walter Weinberg has been advising private equity funds and other corporate clients as well as private equity professionals and executives. He represents sponsors in forming private equity and other funds as well as institutional investors and high-net-worth families who invest in this asset class. His years of experience and sound judgment in guiding clients through mergers and acquisitions (M&A), joint ventures, financings and other transactions allow him to offer...

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.

Eric S. Rein is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Commercial Litigation. Eric S., who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Eric S. is held by other top lawyers in the same geographic and legal practice area.

Kristian Werling is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Kristian, 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 Kristian 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.

Todd Jacobs is a nationally recognized trial lawyer and the founding partner of Parker Hudson's Chicago office. He brings to the firm 35 years of experience resolving high-stakes disputes. Todd has been lead counsel to some of the most sophisticated legal consumers in America in their most sensitive matters and currently serves as National Coordinating Counsel for the world’s largest insurance company with respect to sexual abuse claims - including in 14 Chapter 11 bankruptcies pending ...

David A. Handler is a partner in the Trusts and Estates Practice Group of Kirkland & Ellis LLP. He concentrates his practice on trust and estate planning and administration, representing owners of closely-held businesses, family offices, principals of private equity and venture capital funds, individuals and families of significant wealth, and establishing and administering private foundations and other charitable organizations. David is a fellow of the American College of Trust and Estat...

Michael J. Summerhill is a partner in the firm’s Litigation practice group. He is a seasoned litigator with extensive appellate and trial court level experience. He represents clients ranging from Fortune 500 companies to startups in a variety of industries, including health care, software, health information technology, financial services and FinTech, medical device, consumer products, and venture capital. Mike also arbitrates commercial disputes before the American Arbitration Associa...

Christopher Wilson, a partner in the firm's Litigation practice and managing partner of the Chicago office, represents clients in a variety of complex commercial litigation matters. He has represented a number of Fortune 500 companies in high stakes cases, including The Boeing Company in connection with shareholder derivative actions involving the Dreamliner 787, Microsoft Corporation in trade secrets and piracy matters, Amazon.com in qui tam actions arising under the Illinois Whistleblower A...