David A. Agay

Andrea Friedman is a lawyer recognized by Best Lawyers in the practice area of Advertising Law. Andrea practices law in Chicago, Illinois Best Lawyers has recognized Andrea Friedman since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Andrea Friedman is held by other lawyers.

Joe Duffy is an accomplished and resourceful trial lawyer who focuses his national practice on white collar criminal defense and complex business litigation. He handles all aspects of federal and state criminal prosecutions through the investigative, prosecutive and appellate stages. He has extensive experience representing individuals and corporations in internal and government investigations as well as civil and criminal jury trials and appeals. Joe has successfully represented clients in c...

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...

Gary D. Blachman is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits (ERISA) Law. Gary D. practices law in Chicago, Illinois Best Lawyers has recognized Gary D. Blachman since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Gary D. Blachman is held by other lawyers.

Jill B. Berkeley formerly chaired the firm’s Insurance Policyholder practice group and remains an active member of the group. She represents policyholders and claimants in insurance coverage disputes involving toxic torts and hazardous wastes, environmental pollution, construction, products liability, intellectual property, first-party property, business interruption and excess liability matters. In addition to her robust litigation practice, Jill provides counsel on clients’ deve...

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...

Martin G. Durkin is a trial lawyer whose practice includes antitrust and commercial litigation. He has successfully litigated business and transactional disputes, and tried many complex commercial matters. Mr. Durkin's practice is focused on commercial matters, including breach of contract, business torts, RICO, securities fraud and consumer fraud. Mr. Durkin has also represented a number of Fortune 500 companies in the defense of class actions and mass actions. Representative Matters Class A...

Tasha Francis Gerasimow Ph.D. is a lawyer recognized by Best Lawyers in the practice area of Biotechnology and Life Sciences Practice. Tasha Francis practices law in Chicago, Illinois Best Lawyers has recognized Tasha Francis Gerasimow Ph.D. since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Tasha Francis Gerasimow Ph.D. is held by other lawyers.

Eric Sussman is a former federal prosecutor who focuses his practice on white collar criminal defense, securities enforcement matters, internal investigations, and complex commercial litigation. He is a highly accomplished trial lawyer who has defended numerous sophisticated civil and white collar criminal matters for corporations and executives in courts throughout the United States. Having tried over 35 federal and state cases, briefed and argued many cases before the U.S. Court of Appeals ...

Kenneth P. Kansa is a lawyer recognized by Best Lawyers in the practice areas of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Kenneth P. practices law in Chicago, Illinois Best Lawyers has recognized Kenneth P. Kansa since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kenneth P. Kansa is held...