Michael W. Duffy

Partner at McDermott Will & Emery -- 1991 - present Co-chairman at McDermott Will & Emery -- 2010-present Previously, head of Trial Department and head of White Collar Criminal Defense Practice Group. Served as an Assistant U.S. Attorney in the Northern District of Illinois from 1986-1991 focusing on the prosecution of white-collar crime.

Patricia Brown Holmes is a highly respected and accomplished lawyer who focuses her practice on high-stakes, “bet-the-company” commercial disputes and litigation; class actions; investigations and white collar criminal defense; environmental, social, and governance issues (ESG) such as diversity audits; and risk, reputation, and crisis management counseling for her wide range of public and private corporate clients. She is the first Black woman to lead and have her name on the doo...

Nick is of counsel in the firm’s Securities Litigation & Regulatory practice group. A trial lawyer with 40 years of experience, he defends financial services firms and their employees in securities matters all over the country. Nick’s practice encompasses the full range of investor-based disputes and regulatory enforcement proceedings, as well as disputes arising out of employment practices in the financial services industry. He also handles internal investigations and investi...

Keith H. Berk is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Keith H. practices law in Chicago, Illinois Best Lawyers has recognized Keith H. Berk since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Keith H. Berk is held by other lawyers.

William J. Dorsey is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Bankruptcy and Real Estate Law. William J. practices law in Chicago, Illinois Best Lawyers has recognized William J. Dorsey since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which William J. Dorsey is held by other lawyers.

Heather’s experience includes the representation of healthcare providers, including hospitals, health systems, specialty hospitals, ambulatory surgery centers, multi- and single-specialty medical practices, and a wide variety of healthcare entrepreneurs. During the past several years, Heather has devoted the majority of her time and effort to matters related to hospitals, health systems and group medical practices. With experience that is both broad and deep, Heather represents healthca...

Jonathan P. Froemel, a partner in the Chicago office of Barnes & Thornburg, is a member of the firm's Intellectual Property and Litigation Departments. Jonathan's intellectual property practice focuses on trademark prosecution and trademark, copyright and patent litigation, trademark prosecution and licensing. His litigation practice includes general commercial, construction, environmental, and real estate disputes. Jonathan represents clients in actions across the United States and has l...

Howard P. Zweig is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Howard P. practices law in Chicago, Illinois Best Lawyers has recognized Howard P. Zweig since 2010. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Howard P. Zweig is held by other lawyers.

Ricardo E. Ugarte is a lawyer recognized by Best Lawyers in the practice areas of International Arbitration - Commercial and International Arbitration - Governmental. Ricardo E. practices law in Chicago, Illinois Best Lawyers has recognized Ricardo E. Ugarte since 2012. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ricardo E. Ugarte is held by other lawyers.

To Tamara Hibbard, it’s never just a contract — it’s a specific parcel of real estate with a history, a future, and a complex web of stakeholders, from owners and investors to lenders, tenants, and local authorities. Tamara brings a keen awareness of context and a thoughtful ability to balance competing interests, understanding that every deal is shaped as much by people and priorities as by property and paper. With more than 20 years of real estate law experience, Tamara Hi...