Quantum Property Management, Ltd

Quantum Property Management, Ltd is a modestly rated but responsible corporate owner. Across their buildings, tenants rate them 2.1/5 across 1 review, with 0% recommending their buildings and 0% approving of them as an owner or associate. Their portfolio records 3 evictions, 74 open violations, and 1 litigation case. Data last updated August 31, 2026. Quantum Property Management, Ltd is a corporate owner associated with 7 buildings and 99 units across East Harlem, the Lower East Side, Midwood, Elmhurst, and Sunset Park in Manhattan, Brooklyn, and Queens. The portfolio spans multiple neighborhoods across Manhattan, Brooklyn, and Queens. The buildings are primarily mid-rise, built across a wide range of years from the 1900s to the 2010s, reflecting multiple generations of development. About 43 percent 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.