Feargal Brennan

Paul M. De Marco is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Paul M., who practices law in Cincinnati, Ohio, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul M. is held by other top lawyers in the same geographic and legal practice area.

Alice Conway Powers is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Alice Conway, who practices law in Denver, Colorado, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alice Conway is held by other top lawyers in the same geographic and legal practice area.

Peter K. Hahn is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Peter K., who practices law in San Diego, California, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter K. is held by other top lawyers in the same geographic and legal practice area.

Ron Ward has substantial expertise in all aspects of real estate law, development law, commercial leasing and financing, secured transactions (representing both lenders and borrowers), and administrative and environmental law – particularly local, state, and federal permitting. Ron advises real estate developers and entrepreneurs on the development and financing of complex commercial developments, as well as significant residential developments. Ron successfully handled the legal aspect...

Andrew Ruben is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law, Litigation - Construction and Real Estate Law. Andrew, who practices law in Clayton, Missouri, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andrew is held by other top lawyers in the same geographic and legal practice area.

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

D. Rodman Eastburn is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. D. Rodman, who practices law in Doylestown, Pennsylvania, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which D. Rodman is held by other top lawyers in the same geographic and legal practice area.

Rachel A. Smith is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Rachel A., who practices law in Royal Oak, Michigan, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rachel A. is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/bergsieker-ryan-t/ .

Fishman Haygood co-founding partner Louis Fishman is counsel to the firm and a member of our Business Section. His transactional practice includes corporation law, securities, and mergers and acquisitions. He also counsels clients on resolving disputes within family and other closely held businesses. Louis was a founder and has served since 1988 on the planning committee of Tulane’s Corporate Law Institute, and as a member of the Advisory Board of Editors for the Tulane Law Review since...