What was permitted
Residents on the Upper East Side-Carnegie Hill may observe significant structural changes as a 7-story, 3-family mixed-use building is being converted into a single-family home. This involves extensive work like elevator upgrades and floor modifications.
This major structural undertaking, with an estimated cost of $200,001.64, was permitted on July 13, 2026. COW BAY SPRINKLER CORP (GC) is the contractor responsible for this complex conversion, which includes adding convenience stairs and new spiral staircases.
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