Barry F. Irwin

Matthew R. Carter is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Matthew R., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew R. is held by other top lawyers in the same geographic and legal practice area.

Michael J. Zdeb is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law. Michael J., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Mark Schneider is a partner whose practice focuses on representing businesses, their boards and executives in complex criminal, civil, and administrative investigations, government enforcement proceedings, and related litigation, often in highly regulated industries and international contexts. Recognized by Chambers as a leading lawyer, Mark's clients include notable multinational companies in the financial services, life sciences, healthcare, and manufacturing industries, as well as private ...

Leah is chair of the firm’s Real Estate practice group and Co-Chair of the Firm’s Hospitality and Leisure Practice Group. She develops legal strategies for clients, both real estate investors and clients in other industries who are heavy real estate users, in a wide range of commercial real estate transactions, including acquisitions and dispositions; mortgage and mezzanine financing transactions; commercial leases, hotel management and franchise agreements, co-living and property...

Bill Arnault is a litigation partner in the Firm’s Chicago office. He focuses his practice in the restructuring context. He also has extensive experience litigating complex commercial cases in federal and state trial and appellate courts throughout the United States, including contract, energy, fiduciary duty, fraudulent transfer, bankruptcy, and employment cases. He has chaired or co-led multiple trials and hearings, including disputes involving Parker Drilling Company, Emerald Oil, In...

David Zott is a leading trial lawyer based in Kirkland’s Chicago office. He is equally at home in the courtroom, the boardroom or across the negotiating table. So “whether you think you’re actually going to trial, or if you just want it settled as favorably as possible, he’s good for both.” (Chambers USA). David’s practice focuses on complex commercial and class action litigation, with an emphasis on energy, antitrust and bankruptcy litigation. David repres...

Seth Horvath focuses his practice on trial and appellate litigation in state and federal courts nationwide. He represents a wide variety of clients in complex commercial disputes across multiple industries. My focus My practice includes three main areas: Commercial Litigation My commercial litigation experience is wide-ranging. From single-witness administrative hearings to complex, multiparty trials to summary proceedings on issues of law, I represent clients in the real-estate, financial-se...

Kathy Roe, an attorney, is a founding principal of Health Law Consultancy in Chicago. Health Law Consultancy provides strategic legal counsel to enable health industry participants to manage the challenges and capitalize on the opportunities of the evolving health system. Roe’s experience, gained from nearly two decades of successfully representing health industry clients, covers health information technology initiatives; health information privacy, data security and electronic transact...

Jeffrey P. Armstrong is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Jeffrey P., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey P. is held by other top lawyers in the same geographic and legal practice area.

Charles W. Mulaney, Jr. focuses on mergers and acquisitions (friendly and hostile), corporate governance and corporate financings. He counsels clients on a broad range of securities and corporate matters, including disclosure issues, the duties of directors and shareholder activism. Mr. Mulaney represents special committees of directors in transactions and internal investigations. He also advises major investment banks on acquisition and financing matters and has represented issuers and under...