Gregory Tsonis

Rob Drobnak has significant experience in the structuring, negotiating and documentation of credit facilities for acquisitions, working capital and other general corporate purposes. Rob’s strong acumen around the entire life-cycles of finance transactions, including the negotiation, structuring and documentation of deals from inception to close, during growth and workout phases and in sale, foreclosure and other exit scenarios, helps clients to successfully navigate unexpected obstacles...

Lou Weber, former Tax Department Chair, concentrates his practice in transactional and controversy matters. He advises clients on a wide variety of corporate and private equity transactional issues. He advises clients on numerous issues related to both taxable and tax-free mergers and acquisitions on behalf of public and private buyers and sellers, and on behalf of private equity funds and their portfolio companies. He also has advised clients: in structuring tax-free reorganizations, recapit...

Daniel A. Dorfman is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Litigation - Construction. Daniel A., who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel A. is held by other top lawyers in the same geographic and legal practice area.

Juli Gumina is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law, Family Law and Family Law Mediation. Juli, who practices law in Naperville, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Juli is held by other top lawyers in the same geographic and legal practice area.

Jamie A. Weyeneth is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Jamie 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 Jamie A. 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...

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

Partner James M. Quigley is widely regarded as a highly-esteemed and experienced Illinois Divorce/Family Law attorney and litigator. Mr. Quigley has successfully tried complex financial, custody, removal and other contested cases in Cook, Lake, DuPage, and other counties throughout the state of Illinois, since 1992. Quigley attended and graduated from the University of Wisconsin–Madison, obtaining a Bachelor of Arts degree in Journalism in 1989. James originally hoped to combine his lov...

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

Marcelo Halpern is a partner with the firm's Business practice and a member of the Technology Transactions & Privacy group. Marcelo's practice focuses on transactional, strategic and corporate representation of global "FORTUNE 100" companies, start-up and emerging growth companies, as well as U.S.-based and international governments and non-profits. His experience includes structuring and negotiating technology and intellectual property-oriented strategic alliances and joint ventures; sof...