Siba Mgt. Inc.

Siba Mgt. Inc. is a well-regarded and reliable corporate owner. Across their buildings, tenants rate them 4.2/5 across 5 reviews, with 80% recommending their buildings and 80% approving of them as an owner or associate. Their portfolio records 0 evictions, 0 open violations, and 2 litigation cases. Data last updated September 11, 2026. Across Gramercy Park in Manhattan, Siba Mgt. INC. is a corporate owner associated with 1 building and 221 units. The portfolio is concentrated in Gramercy Park in Manhattan. The building was constructed in 1960 and is categorized as a high-rise. All of the associated buildings have rent-stabilized apartments. Prospective renters can find building-level ratings, reviews, and open-data records on the associated building pages.