David J. Cahill

David Allswang is a partner in Nixon Peabody’s Real Estate group and head of our national leasing team. He represents client in all areas of commercial real estate. What do you focus on? I focus my practice on the acquisition, leasing and disposition of commercial real estate. Working on behalf of landlord entities, I have completed projects involving several million square feet of retail space. I work with clients in the United States, Canada, Mexico, Germany, England, China and Israel...

Ms. Mogul is a Partner with Grund & Leavitt. She has concentrated her practice in the field of family and matrimonial law, with a special emphasis in litigation.Ms. Mogul received her Juris Doctor, with honors, from the Chicago–Kent College of Law in 1998 with a certificate from the Litigation and Alternative Dispute Resolution program. Ms. Mogul actively taught trial advocacy at leading law schools in Chicago and has been invited to participate in the University of Chicago Law Scho...

Keith Hebeisen is a partner at Clifford Law Offices. One of the most respected medical malpractice attorneys in Illinois, Mr. Hebeisen has achieved great results for clients in settlements and trials. Although Mr. Hebeisen concentrates his practice in the area of medical malpractice cases against doctors and hospitals, he has represented individuals in a wide variety of cases, including transportation, product liability and toxic torts. We are proud to have him on our team. Mr. Hebeisen has b...

Michael A. Warner, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. Michael A., who practices law in Chicago, Illinois, has been recognized since 2012. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael A. is held by other top lawyers in the same geographic and legal practice area.

Melissa A. Vallone is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Melissa A., 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 Melissa A. is held by other top lawyers in the same geographic and legal practice area.

For more than 30 years, Walter Weinberg has been advising private equity funds and other corporate clients as well as private equity professionals and executives. He represents sponsors in forming private equity and other funds as well as institutional investors and high-net-worth families who invest in this asset class. His years of experience and sound judgment in guiding clients through mergers and acquisitions (M&A), joint ventures, financings and other transactions allow him to offer...

Timothy A. Wolfe is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Timothy A., who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Timothy A. is held by other top lawyers in the same geographic and legal practice area.

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...

John O’Neil’s legal knowledge, business savvy, and leadership of complex transactions have earned him a reputation as a global leader in private equity fund matters. John heads the Investment Funds Practice Group, the Firm’s leading-edge global platform that provides innovative and bespoke legal strategies to sponsors and funds of all kinds. John is also a member of the Firm's Executive Committee. John has been recognized by Chamber’s Global, Chambers USA, IFLR 1000, L...

David Neiman 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. David, 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 David is held by other top lawyers in the same geographic and legal practice area.