Mario R. Ventrelli

Jason focuses on complex disputes and transactions relating to software and networking technologies. He works with a variety of businesses—from startups to Fortune 500 companies—to aggressively resolve intellectual property (IP) matters. He has litigated copyright infringement, trade secret misappropriation, patent infringement, trademark infringement, breach of contract, and related claims. Jason has also represented clients in disputes pertaining to ownership of IPv4 address blo...

John J. Perconti is a highly-acclaimed Illinois medical malpractice attorney and co-founder of Levin & Perconti. For over 25 years, he has devoted his practice to advocating for people and families in personal injury and wrongful death cases. In 1992, he merged his practice with Steven Levin, and now the firm employs twenty elderly abuse lawyers in Chicago and has obtained over $520 million in verdicts and settlements for clients. John has an excellent record of success representing clien...

Alex Cole focuses her real estate practice in the areas of real estate transactions and development, hospitality, international real estate, project finance and construction law. She is routinely involved in large real estate acquisitions (hotel, office and retail) and represents all the various parties in the construction and development process. Some of Alex's past projects include: Park Hyatt Australia, purchase and disposition of The Carlyle in transaction including sale of Rosewood Hotel...

Patrick D. Owens is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Patrick D., 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 Patrick D. is held by other top lawyers in the same geographic and legal practice area.

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

Chair of the firm’s Associations and Foundations group, Paula Goedert represents nonprofit organizations, including professional societies, trade associations, public charities and private foundations. Paula offers a depth of experience in guiding nonprofits through the challenges they face, and appreciates the opportunity to help make a difference. Paula serves as general or lead counsel for many national associations that represent prominent economy-drivers, industries and professiona...

David A. Herpe is a partner in the law firm of McDermott Will & Emery LLP, based in the Firm’s Chicago office. As a member of the Private Client Group, he counsels families, business owners, executives and individuals on all aspects of sophisticated estate and wealth transfer planning and related matters, including the preparation, administration and construction of wills and trusts, fiduciary income taxation, federal estate, gift and generation-skipping taxes, charitable gift planning, f...

Dennis Myers was a partner in the Capital Markets Practice Group for nearly 25 years before becoming Of Counsel in February 2021 and retiring in February 2022. Dennis focused his practice on representing both public and private companies, including portfolio companies of private equity funds, in a wide variety of capital markets transactions involving the sale of securities. Dennis has significant experience in the following types of transactions: (i) public equity offerings, including initia...

Robert Unikel is a partner in the Chicago office of Paul Hastings and is head of the Chicago and Midwest Intellectual Property practice. Mr. Unikel has a diverse practice that includes litigating patent, trade secret, and trademark cases in a variety of industries, including digital media distribution, consumer products and brands, financial products and services, auto parts, and medical devices. Mr. Unikel's extensive experience includes trying patent and trade secret cases involving varied ...

Javier H. Rubinstein is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration - Commercial and International Arbitration - Governmental. Javier H., who practices law in Chicago, Illinois, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Javier H. is held by other top lawyers in the same geographic and legal practice area.