Martin Osinski

Matthew Antinossi's practice includes all ERISA-related areas, and he has extensive experience with the employee benefits aspects of mergers, acquisitions and divestitures, including ESOP transactions. In addition to his transactional practice, Matthew is frequently involved in representing debtors in the employee benefits aspects of bankruptcy, insolvency and restructuring. Such representations frequently involve resolution of complex ERISA Title IV issues. A significant portion of Matthew's...

Terrence M. Quinn is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Terrence M., 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 Terrence M. is held by other top lawyers in the same geographic and legal practice area.

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.

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

Ronald Safer manages complex, high-stakes cases with a focus in civil litigation. Ron has successfully represented companies and individuals in federal and state court involving matters such as commercial disputes, accounting fraud, tax fraud, anti-kickback violations, Foreign Corrupt Practices Act (FCPA), environmental violations, and securities fraud. He represents clients before the U.S. Department of Justice (DOJ), Securities and Exchange Commission (SEC), Financial Industry Regulatory Au...

Elise J. McGee advises high-net-worth individuals and business owners on all aspects of wealth-transfer planning, including estate and trust administration, leveraged wealth-transfer techniques, tax matters, cryptocurrency and QSBS planning, real estate transactions and closely held business matters. Elise has extensive experience working with owners of closely held businesses to develop governance and succession plans, and on corporate, tax and compliance matters relating to those businesses...

Margaret H. (“Peggy”) MCCORMICK is a principal of Minsky, McCormick & Hallagan, P.C., and has been practicing exclusively in the field of immigration law for over thirty years. From 1999 until 2003, she served as national President of the American Immigration Law Foundation, and during her tenure, she established the Immigration Policy Center to increase public understanding of immigration. She is past national President of the American Immigration Lawyers Association (1997-98). She curre...

Joseph E. Kolar is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Joseph E., 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 Joseph E. is held by other top lawyers in the same geographic and legal practice area.

Ana Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. Ana, 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 Ana is held by other top lawyers in the same geographic and legal practice area.

David K. Haase has extensive experience representing employers in all aspects of labor and employment law. He has particular expertise in litigating wage and hour class/collective actions, unfair competition claims, such as non-competition agreements and trade secrets, and employee benefits litigation. David has litigated the full panoply of employment-related matters before the federal and state courts. David is the chair of Littler’s Pro Bono Committee. He publishes frequently and lec...