HUBB NYC continues 421a spending spree, buying Park Slope building

One of New York City’s biggest buyers of 421a-eligible properties has added another to its portfolio. HUBB NYC acquired a 13-story, 63-unit residential and retail building at 223-225 4th Avenue in Park Slope from Greystone Development for $40 million, according to property records filed Friday. A Cushman & Wakefield team consisting of Dan O’Brien and Adam Spies brokered the Brooklyn deal. Commercial Observer first reported the sale. Greystone put the 48,200-square-foot, mixed-use property on the