Mullstone Realty

Mullstone Realty is a modestly rated but responsible corporate owner. Across their buildings, tenants rate them 2.7/5 across 4 reviews, with 25% recommending their buildings and 75% approving of them as an owner or associate. Their portfolio records 6 evictions, 483 open violations, and 32 litigation cases. Data last updated August 26, 2026. Mullstone Realty is a corporate owner associated with 11 buildings and 869 units across Bay Ridge, Flushing, Kensington, Elmhurst, and Corona in Brooklyn and Queens. The portfolio spans multiple neighborhoods across Brooklyn and Queens. The buildings, mostly mid-rise, were constructed from 1928 to 2007, reflecting various development styles and needs over the decades. About half of the associated buildings have rent-stabilized apartments. Individual building ratings, tenant reviews, and public records are on the associated building pages.