Sean Hammen

Steven H. Klein is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Steven H., who practices law in Bannockburn, Illinois, has been recognized since 2020. 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.

Matthew Steinmetz focuses primarily on leveraged buyouts of public and private companies, as well as recaps and joint ventures. His experience spans a wide variety of sectors, including technology, media, healthcare, industrials and retail. His principal clients include both large cap and middle cap leveraged buyout funds, located in the U.S. and abroad. In addition to his considerable transactional work, he is a trusted advisor to a number of senior PE fund managers.

Michael P. Chu focuses his practice on all aspects of patent law, including complex litigation, opinions and prosecution. He serves as the Local IP Litigation Practice Group Leader in McDermott’s Chicago office. Mike is also the Chair of the Firm’s Racial & Ethnic Diversity Committee. Read full biography: https://www.mwe.com/people/chu-michael-p/

Jay Augustyn is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jay, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jay is held by other top lawyers in the same geographic and legal practice area.

Kevin Van Wart is a partner Kirkland's Chicago office, where he concentrates in complex litigation, including mass tort claims, class action lawsuits, product liability and pharmaceutical claims, and high stakes commercial disputes. Kevin has served as lead trial and appellate counsel in a wide variety of cases throughout the country and teaches trial advocacy at the University of Chicago Law School. The National Law Journal featured Kevin's successful trial work in naming Kirkland to its 200...

Peter H. Lieberman is Co-Chair of the Chicago Corporate & Securities Practice. He has more than 20 years of broad experience in mergers and acquisitions, public company, and hedge fund matters, private equity, start-up and venture capital, and related securities regulation issues. Peter brings to his work a diverse transactional background, including a decade-long involvement in hedge fund transactions and securities trading and hedging issues. He has been involved in scores of PIPE and r...

Basil represents companies in the asset management industry with in regulatory and transactional matters. He regularly counsels clients in connection with structuring and forming private investment funds, including hedge funds, private equity funds, commodity pools, commingled funds, alternative investments and credit funds, group trusts and collective investment trusts, new product development, securities offerings, and related filing obligations, investment management compliance matters, ac...

Catherine (Cate) A. Battin represents clients in state and local tax controversies at the audit, administrative and judicial levels in numerous jurisdictions. She provides national state tax strategies for clients on a full range of state tax issues, including income tax apportionment, nexus, combination and sales tax characterization of products and services. She has defended numerous internet sellers in cases brought under the Illinois False Claims Act alleging fraudulent failures to collec...

Justine Young Gottshall is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law. Justine Young, 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 Justine Young is held by other top lawyers in the same geographic and legal practice area.

Terence M. Dunleavy is a top attorney recognized by Best Lawyers in the practice area(s) of Gaming Law. Terence M., 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 Terence M. is held by other top lawyers in the same geographic and legal practice area.