Matthew A. Kirsh

John O’Neil’s legal knowledge, business savvy, and leadership of complex transactions have earned him a reputation as a global leader in private equity fund matters. John heads the Investment Funds Practice Group, the Firm’s leading-edge global platform that provides innovative and bespoke legal strategies to sponsors and funds of all kinds. John is also a member of the Firm's Executive Committee. John has been recognized by Chamber’s Global, Chambers USA, IFLR 1000, L...

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.

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

Josh focuses on complex real estate transactions including joint ventures, acquisitions and dispositions as well as financing, development, management and restructuring of real estate assets. He advises private equity sponsors, publicly traded investment firms, REITs, foreign pension funds and other institutional investors and developers in transactions involving various asset classes, including multifamily, industrial, office, hospitality and opportunity zones. Josh has been recognized as a ...

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...

Matthew C. Crowl is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Criminal Defense: White-Collar. Matthew C., 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 Matthew C. is held by other top lawyers in the same geographic and legal practice area.

For five years, attorney Craig D. Brown worked as a Cook County prosecutor fighting for victims of violent crimes. The experience proved insightful, as Craig recognized the importance of representing people in need of justice and the devastating effects crime can have on victims. As a personal injury trial lawyer, Craig continues to use that perspective in his practice, representing clients who have been the victims of severe traumatic injuries, wrongful death , product liability , and medica...

Laurence R. Bronska focuses his practice on representing funded and unfunded private equity groups, management teams and individual investors. He advises clients on the legal aspects of complex business transactions across diverse industries and market segments, including leveraged buyouts, non-control and growth equity investments, divestitures and acquisitions. Please view more on Laurence's biography here: https://www.mwe.com/en/team/b/bronska-laurence-r

Bobbi J. Bierhals has built her practice by developing creative and customized solutions for her clients. Her experience centers on tax and business planning for high-net-worth individuals and families. Her clients range from executives and first-generation entrepreneurs to multi-generational families, with net worth from $40 million to many billions of dollars, and include a number of individuals listed in the Forbes 400. Bobbi’s breadth of experience across a wide range of client prof...

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...