Michelle McMullen

As a founding partner of Barack Ferrazzano, Peter brings his personal success and experience in business to his corporate law practice. Peter’s clients appreciate his deep understanding of them and their businesses and industries, and view Peter as a trusted business adviser as well as their go to legal counsel to get deals done. Peter is a Senior Partner in the firm’s Corporate & Securities and Luxury groups. His practice focuses on corporate and securities law with an emphas...

Ronald Dicerbo is a lawyer recognized by Best Lawyers in the practice area of Litigation - Intellectual Property. Ronald practices law in Chicago, Illinois Best Lawyers has recognized Ronald Dicerbo 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 Ronald Dicerbo is held by other lawyers.

Jason S. Ornduff advises high net worth families, business owners, executives, professionals and celebrities on state and federal laws regarding wealth transfer to the next generation, including estate planning, estate and trust administration, and estate and gift tax issues. Jason also counsels closely-held companies on various legal issues, especially in the areas of succession planning. Jason is a past president of the Greater North Shore Estate and Financial Planning Council. He is also a...

James Hallagan is a lawyer recognized by Best Lawyers in the practice area of Immigration Law. James practices law in Chicago, Illinois Best Lawyers has recognized James Hallagan since 2008. 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 James Hallagan is held by other lawyers.

Nadine Abrahams is office managing principal of the Chicago, Illinois, office of Jackson Lewis P.C. She represents management in employment cases in federal and state courts and before administrative agencies. Prior to joining Jackson Lewis, Nadine was a partner with another prominent national labor and employment firm. She previously was senior counsel for the Employment Litigation Division of the City of Chicago Law Department. She has been based in Chicago her entire career and has extensi...

Kimball is recognized as one of the “Top 100 Trial Lawyers” in the United States by Benchmark Litigation US . He concentrates his practice in the areas of antitrust, patent infringement, class actions, and professional liability litigation. Having tried cases over a range of issues for more than 40 years, Kimball focuses his practice on complex commercial matters, with specific prowess in consumer class actions, patent litigation, and antitrust investigations. According to a clien...

Joseph E. Tilson is Co-Chair of Cozen O'Connor's Labor & Employment Department and a member of the Management Committee and Board of Directors. Joe represents employers in large-scale employment litigation and labor arbitrations. In the past 35 years, he has tried more than 150 jury and non-jury cases before the full range of courts, administrative agencies and labor arbitrators. His clients include a number of the country’s largest public and private employers, and Illinois’ ...

Shannon McNulty is a partner at Clifford Law Offices, where she leads the firm’s fraud, mass torts, and class actions practice. She represents clients in complex litigation involving fraud and concealment, conspiracy, contract and employment disputes, sexual harassment, environmental matters, and antitrust claims. Before entering private practice, Ms. McNulty spent ten years with the Chicago Police Department, including serving as chief of staff to the first deputy superintendent. Her b...

Monica R. Chmielewski is a lawyer recognized by Best Lawyers in the practice area of Health Care Law. Monica R. practices law in Chicago, Illinois Best Lawyers has recognized Monica R. Chmielewski since 2026. 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 Monica R. Chmielewski is held by other lawyers.

William (Bill) J. Butler focuses his practice on estate planning and probate administration matters. Bill counsels family groups and individuals on all aspects of wealth transfer planning, with an emphasis on formulating estate plans that maximize and protect wealth while minimizing transfer taxes. Bill is the global head of McDermott’s Private Client Group and is a member of the Firm’s Management Committee. Bill represents many large, multigenerational family groups, and also adv...