Christina Bruner Sonsire

Jay Waxenberg has been with the Personal Planning Department of Proskauer Rose LLP since 1984 and is now Chair of the Department. A former member of the firm’s Executive Committee, he focuses his practice on estate and tax planning and estate and trust administration. Jay primarily represents individuals and their estates. He represents many families with significant multigenerational wealth, and has assisted them in the structuring of their estate plans so as to minimize gift, estate a...

Benjamin Katz is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Benjamin, who practices law in New York, New York, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin is held by other top lawyers in the same geographic and legal practice area.

Jennifer Filippazzo is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. Jennifer, who practices law in New York, New York, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer is held by other top lawyers in the same geographic and legal practice area.

Heidi Harris is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Heidi, who practices law in New York, New York, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Heidi is held by other top lawyers in the same geographic and legal practice area.

Frank Holozubiec is a litigation partner in Kirkland's New York office. He concentrates his practice principally in the areas of commercial litigation and securities.

Jonathan Rikoon practices in the areas of trust and estate planning, administration and litigation. He engages in sophisticated estate and tax planning for wealthy individuals and families, preparation of wills and trusts and the administration of trusts and estates. He helps to establish various tax-efficient multi-tier family, business and investment vehicles, such as partnerships, limited liability companies and closely held corporations with trust ownership, and he structures third-party ...

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

Chris handles a broad range of administrative proceedings, medical malpractice cases, and commercial disputes on behalf of hospitals and other health care providers. He appears before the NYS Department of Health on behalf of clients, and has extensive trial and appellate experience before both federal and state courts. He also regularly counsels hospitals and other health care clients on risk management and regulatory compliance matters.

John A. Pappalardo is a Partner in the Pappalardo Law Group, PLLC, with offices in White Plains, New York and Roseland, New Jersey. The firm is involved in arbitration, mediation, and litigation. John has been an active Arbitrator, Mediator, and litigation attorney for 39 years. John has extensive experience in alternate dispute resolution (ADR), having served as an arbitrator and mediator in over 2,000 domestic and international matters. Throughout his career, John has presided over a broad ...

Ms. Catullo chairs the Products Liability Department, is the Co-Administrative Director in charge of Gibbons' New York Office, and is a member of the firm's Executive Committee.