Fred Rosenberg

Fred Rosenberg is a well-regarded and reliable site manager. Across their buildings, tenants rate them 4.5/5 across 12 reviews, with 67% recommending their buildings and 75% approving of them as an owner or associate. Their portfolio records 2 evictions, 16 open violations, and 5 litigation cases. Data last updated July 21, 2026. Fred Rosenberg is a site manager associated with 13 buildings comprising 317 units across neighborhoods in Brooklyn and Manhattan, including Park Slope, Fort Greene, and West Chelsea. The portfolio features mostly low-rise buildings, spanning from the mid-1800s to the early 2010s. Currently, there are no rent-stabilized apartments among the associated buildings. Prospective renters can explore additional details about each building, including ratings and reviews, on the respective building pages.