Ysrael A. Seinuk, P.C.

Civil EngineeringNew York, United States11-50 Employees

Ysrael A. Seinuk, P.C. (YAS) is a structural engineering firm based in New York City, founded in 1977. The firm focuses on the design of tall and complex buildings across multiple sectors, including office, residential, hotel, educational, performing arts, government, healthcare, and laboratory facilities, as well as bridges and water-related infrastructure. Its projects—measured in billions of dollars in construction value—reflect work on high-rise towers and large mixed-use complexes both in the United States and internationally. YAS emphasizes expertise in high-rise structural systems, contributing to notable developments such as prominent New York City towers and international landmarks, and has completed significant campus and educational facilities for public and private institutions. The company identifies itself as a certified minority-owned firm, with a portfolio that also includes major hospitality and university projects, signaling a broad interdisciplinary practice anchored in structural engineering solutions.

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