Mark D. Wilkening

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...

Kim R. Walberg is a top attorney recognized by Best Lawyers in the practice area(s) of Gaming Law. Kim R., who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kim R. is held by other top lawyers in the same geographic and legal practice area.

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

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 ...

Peter E. Pederson is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - ERISA. Peter E., 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 Peter E. is held by other top lawyers in the same geographic and legal practice area.

Sondra A. Hemeryck is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Sondra 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 Sondra A. is held by other top lawyers in the same geographic and legal practice area.

Tony develops and implements global strategies for creating, protecting and enforcing the full range of traditional and digital intellectual property assets, including trademarks, copyrights, trade secrets, patents, domain names and social media portfolios. He enforces intellectual property rights in federal and state courts throughout the country and before the Trademark Trial and Appeal Board. He coordinates similar enforcement efforts all over the world. He manages the daily intellectual p...

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.

Judith (Judy) Conway represents victims of serious personal injury and wrongful death, from the initial client introduction through trial and appeal. She focuses on representing victims of mesothelioma, asbestosis, lung cancer, and other asbestos related diseases. During her career, Ms. Conway has successfully represented hundreds of clients and their families in recovering for their personal injury or death. She has secured tens of millions of dollars in settlements for wrongful death and su...

Howard P. Zweig is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Howard P., who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Howard P. is held by other top lawyers in the same geographic and legal practice area.