Permit · X01358989-I1NYC DOB NOWPlumbing

257 Alexander Avenue

Bronx · NY · 10454

Issued

Friday, April 24, 2026

Filed value

$1,072,500

Contractor

Sienia Construction Inc

County

Bronx County

Status

issued

§Scope

Work description.

Demolition of existing partitions and plumbing fixtures. Installation of new partitions, doors and plumbing fixtures, Demolition, relocation and installation of new lighting fixtures.

§Details on file

What the city recorded.

Neighborhood

Mott Haven-Port Morris

Work type

General Construction

Filing reason

Initial Permit

§Where

Plotted on the map.

§Same address

Other permits at this property.

2 other permits at 257 Alexander Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

#X01358989-S1HVACApr 24, 2026· Sienia Construction Inc· $657,000
#X01358989-S2PlumbingApr 23, 2026· Inpro Plumbing Corp· $157,000

§More like this

More plumbing permits in Bronx.

№ 001

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Removal and replacement of the existing steam supplied hot water generation to a direct natural gas fired water heating system. additional supply and return piping at cellar level.…

OwneryjqD kYSZjTMContractorHay Mechanical Solutions

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№ 002