Langsam Property Services Corp

Langsam Property Services Corp is a poorly regarded corporate owner. Across their buildings, tenants rate them 2.6/5 across 45 reviews, with 34% recommending their buildings and 25% approving of them as an owner or associate. Their portfolio records 389 evictions, 3847 open violations, and 585 litigation cases. Data last updated August 18, 2026. Langsam Property Services Corp is a corporate owner associated with 99 buildings and 3,527 units across The Bronx, Manhattan, and Queens. The portfolio spans multiple neighborhoods including Longwood, Concourse, Hamilton Heights, Parkchester, North New York, Morrisania, Norwood, and Inwood. The buildings were built primarily between the 1880s and 2010s, reflecting multiple generations of development. The portfolio consists of mostly mid-rise buildings. A majority of the associated buildings have rent-stabilized apartments. Building-level ratings, reviews, and open-data records are available on the associated building pages.