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Office with commercial, 1-6 stories
20 WEST 23 STREET
MANHATTAN · Midtown South-Flatiron-Union Square · BIN 1015571
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1854Year Built
5Stories
O5Building Class
C6-4MZoning
11,391 sfGross Floor Area
5Units
Office with commercial, 1-6 stories · Owner of record: GRAMERCY ARMS LLC · 2,752 sf lot · 4.14 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbingFire Protection
Permit Issued — active, not yet Signed-off
Floor 1Under Construction31p · 2 filings · 20 docs
CellarUnder Construction1p · 1 filing · 5 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NEW YORK DESIGN ARCHITECTS, LLP304/09/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AKS ARCHITECTURAL & ENGIN1957504/09/2026
Nothing on file for this building.
Nothing on file for this building.
Nothing on file for this building.
Nothing on file for this building.
Nothing on file for this building.