Langsam Property Service Corp

Langsam Property Service Corp is a poorly regarded corporate owner. Across their buildings, tenants rate them 3.1/5 across 1 review, with 0% recommending their buildings and 0% approving of them as an owner or associate. Their portfolio records 11 evictions, 312 open violations, and 23 litigation cases. Data last updated September 12, 2026. Langsam Property Service Corp is a corporate owner associated with 7 buildings and 180 units across Hamilton Heights, Concourse, North Corona, Morrisania, Morris Heights, and Central Harlem in Manhattan, The Bronx, and Queens. The portfolio spans multiple neighborhoods across Manhattan, The Bronx, and Queens. The buildings are primarily mid-rise, built spanning construction eras from the 1900s to the 2000s, reflecting multiple generations of development. All of the associated buildings have rent-stabilized apartments. Building-level ratings, reviews, and open-data records are available on the associated building pages.