Thomas S. O’Neill

David J. Fischer is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. David J., 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 David J. is held by other top lawyers in the same geographic and legal practice area.

Charles A. Porretta 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. Charles A., 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 Charles A. is held by other top lawyers in the same geographic and legal practice area.

For more than 30 years, Mark Simon has helped lending institutions, real estate funds and developers on a wide range of real estate financings and investments. He combines deep technical knowledge and industry experience with an understanding of the legal and business needs of real estate funds, banks, insurance companies and private developers. Recognized as a leading lawyer for years by industry publications such as Chambers USA, Legal 500 and Best Lawyers, Mark brings market knowledge and ...

James Mayer is a senior counsel in Nixon Peabody’s Real Estate group and focuses his practice on all aspects of real estate law, with extensive experience in retail, office, and industrial leasing. My focus I focus my practice on commercial real estate law, including all aspects of real estate acquisition, development, leasing, operation, management, and disposition. My clients include real estate pension funds, investment advisory groups (for their own accounts and unrelated third part...

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...

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

Michael J. Zdeb is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses 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.

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

Lisa M. Burman is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Lisa 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 Lisa M. is held by other top lawyers in the same geographic and legal practice area.

Routinely honored as one of the country's top lawyers in M&A and private equity work, Steven advises clients on the full range of corporate finance transactions, counseling boards of directors and other key leaders on matters of governance, oversight and structure. Please read more here: https://www.winston.com/en/who-we-are/professionals/gavin-steven-j.html