Patrick R. Duffey

Dennis is a senior partner and a founder of Barack Ferrazzano. He concentrates his practice on commercial real estate and business planning matters. Dennis is the primary North American real estate counsel for Bernard Arnault, Agache, LVMH, and the LVMH brands in the Americas. Dennis is consistently ranked among the top lawyers in Illinois for his real estate practice. He has been Band ranked in Chambers USA for more than 20 consecutive years, named by Leading Lawyers as the #1 Real Estate La...

As a trial lawyer, Jim’s philosophy on litigation is based on integrity and hard work for his clients. True to his roots as a prosecutor, Jim values fighting for justice on behalf of those people harmed and always acts with a sense of urgency to hold wrongdoers accountable. While at Clifford Law Offices, Jim has worked on behalf of many individuals and families whose lives have been forever impacted. As the youngest of six children born and raised on Chicago’s Southside, Jim learn...

Matthew M. Murphy is a partner in the Financial Restructuring group, a member of the Special Situations Group, and the chair of the Chicago Office. He advises a variety of clients in complex business reorganizations, debt restructurings, and troubled company M&A. Mr. Murphy has counseled clients up and down the capital structure through out-of-court and Chapter 11 restructuring initiatives, the purchase of or investment in distressed companies, and post-petition lending.

Mark Hagedorn advises on a wide variety of intellectual property matters, including patent, trademark and copyright solicitation and IP litigation, licensing and counseling. Appreciated for his honesty and practical legal advice, Mark consistently delivers utilitarian solutions that help his clients resolve disputes and litigation efficiently and economically. Mark offers broad experience in virtually all phases of IP counseling and litigation. He understands and has represented clients invol...

Seth Jacobson is the leader of the banking practice in the Chicago office. He represents lenders and borrowers in connection with various types of sophisticated financing transactions in a wide variety of industries. Typical transactions include asset-based loans, leveraged term loans, other secured financings, leasing arrangements and complex intercreditor arrangements. Mr. Jacobson has extensive experience advising both borrowers and lenders in connection with secured credit facilities and ...

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

Anne E. Larson is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Employment Law - Management. Anne E., who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anne E. is held by other top lawyers in the same geographic and legal practice area.

David Allen helps high-net-worth individuals and families with all their legal needs. With an approach that seamlessly integrates estate planning, tax minimization and concierge lawyering, David's advice allows his clients to spend less time managing advisors and more time focusing on their passions, their businesses and their families. From restructuring valuable art collections to coordinating legal services for multibillion-dollar family businesses and family offices, David is often the fi...

Charles A. Porretta is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Charles A., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles A. is held by other top lawyers in the same geographic and legal practice area.

Margaret Lomenzo Frey is a top attorney recognized by Best Lawyers in the practice area(s) of Private Funds / Hedge Funds Law. Margaret Lomenzo, 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 Margaret Lomenzo is held by other top lawyers in the same geographic and legal practice area.