David S. Birnbaum

Matthew F. Bergmann is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Matthew F., 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 Matthew F. is held by other top lawyers in the same geographic and legal practice area.

Felicia Gerber Perlman represents clients in a variety of complex business reorganizations, debt restructurings and insolvency matters. Ms. Perlman has advised debtors, creditors, lenders, investors, sellers, purchasers and other parties-in-interest in all stages of restructuring transactions from Chapter 11 reorganizations to out-of-court negotiations, workouts and acquisitions. She is a frequent speaker on bankruptcy topics. In addition, she has been recognized in Turnarounds & Workouts...

Brandon applies his extensive litigation experience to help his clients reach resolutions that advance their business interests. From advising motor vehicle manufacturers on disputes with their distribution networks to counseling real estate clients on disputes concerning properties they own or lend against, Brandon seeks to understand what drives his clients’ businesses and lets that guide his approach in the conference room or the courtroom. Brandon regularly counsels motor vehicle an...

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...

Thomas B. Shapira’s practice is focused on transactional and regulatory health care matters and represents numerous physician groups with respect to the formation and/or consolidation of medical practices, physician practice sales and acquisitions, and the establishment of concierge/retainer practices. Tom has worked with health care providers to address numerous operational issues, including the creation of exclusive provider arrangements, hospital/physician joint ventures and preparat...

Daniel T. Ryan is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Daniel T., 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 Daniel T. is held by other top lawyers in the same geographic and legal practice area.

Thomas Y. Mandler is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Labor Law - Management. Thomas Y., 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 Thomas Y. is held by other top lawyers in the same geographic and legal practice area.

Jordan M. Goodman is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Jordan M., 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 Jordan M. is held by other top lawyers in the same geographic and legal practice area.

Jennifer L. Colvin is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Jennifer L., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer L. 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.