Silverstein Properties

Silverstein Properties is a real estate development and investment firm that focuses on acquiring, developing, owning, and managing office, retail, residential, and hotel properties. The company primarily operates in the New York City metropolitan area, where it undertakes large‑scale mixed‑use projects. It is known for overseeing the design and construction of commercial towers and public spaces as part of urban renewal initiatives. Its portfolio includes landmark buildings that serve corporate tenants, retailers, and residents.

The firm is headquartered in the United States of America, with its main offices located in New York City. While specific employee counts or total square footage are not disclosed in the provided sources, the company’s activities are concentrated in one of the nation’s largest real estate markets. Its projects often involve multimillion‑dollar investments and contribute to the skyline and infrastructure of the city.

Silverstein Properties is particularly recognized for its role in the redevelopment of the World Trade Center site following the September 11 attacks, coordinating the reconstruction of office towers, a memorial, and transportation hubs. In addition to its development expertise, the firm experienced a cybersecurity incident in December 2018 when a hacker group known as The Dark Overlord breached a law firm handling 9/11‑related litigation, compromising data that included information pertaining to Silverstein Properties. The attackers claimed to have obtained approximately 18,000 documents and attempted to extort a Bitcoin ransom, threatening to release the files in stages. The incident highlighted the firm’s exposure to legal and insurance data risks associated with high‑profile litigation.