What was permitted
A significant mechanical systems upgrade is underway at 257 Alexander Avenue in the Mott Haven-Port Morris neighborhood of the Bronx. This project involves the installation of an HVAC VRF heat pump system and a ventilation system throughout the cellar and up to the 4th floor of occupied areas.
This permit was issued on April 24, 2026, with an estimated project cost of $657,000. SIENIA CONSTRUCTION INC is listed as the General Contractor for this extensive installation.
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