Harbor Group International’s multimillion-dollar bet on the Black Rock building has paid off. International law firm Alston & Bird signed a 170,000-square-foot lease at HGI’s 51 West 52nd Street, also known as 51W52 and Black Rock, bringing the Midtown trophy tower to full occupancy.  The firm inked a 15-year deal for floors nine through 15 at the roughly 900,000-square-foot Class A office tower, according to an announcement from Newmark. It will relocate its New York office from 90 Park Avenue and expand its footprint by more than 30 percent. The asking rent was not disclosed. A Newmark team including Howard […]

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