Colin O’Malley

David E. Rapoport is the founding and managing partner of Rapoport Weisberg & Sims P.C. In 42 years as a trial attorney, he has consistently won multimillion-dollar jury verdicts and settlements for people who have been wrongfully injured and the families of people who have been wrongfully killed. Recently, David obtained record high jury verdicts and settlements for his clients, including a $ 13.25 medical malpractice jury verdict in 2023, a $6.4 million medical malpractice settlement an...

Ivan M. Poullaos is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice. Ivan M., 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 Ivan M. is held by other top lawyers in the same geographic and legal practice area.

Recognized by her peers and clients as a leader in commercial real estate, Amy Blumenthal has more than 35 years of experience in all areas of real estate, including office, retail, hotel, industrial and luxury residential properties, often concentrating on acquisitions, sales and financing, as well as real estate development. Her clients, from a variety of industries such as manufacturing, hospitality, and food and beverage, value her ability to listen and understand their priorities and nee...

Daniel Schwartz is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Daniel, 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 is held by other top lawyers in the same geographic and legal practice area.

Lawrence B, Swibel is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Lawrence B,, 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 Lawrence B, is held by other top lawyers in the same geographic and legal practice area.

John represents large publicly traded and privately held businesses in controversies, transactional matters and tax planning involving state and local corporate income/franchise taxes, gross receipts taxes, sales and use taxes, and other business privilege taxes. He also defends clients in state tax audits and litigation before courts, administrative agencies and departments of revenue throughout the country. In addition to his state and local tax practice, John is also one of the nation&rsqu...

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’ ...

Adria E. Mossing is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Adria E., 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 Adria E. is held by other top lawyers in the same geographic and legal practice area.

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

Michael J. Baum is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate 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.