New York City

654586135 — General Construction

450 WEST END AVENUE, Manhattan, NY 10024

Multifamily Alteration
Permit typeAlteration Residential
Work classResidential
Building subtypeNot in source
Issued2026-06-15
AppliedNot in source
Valuation$247,040
ContractorNYC DESIGN & RENO LLC
ApplicantKHACH TURABIAN

Wire identity

display_permit_id
654586135|General Construction
canonical_uid
1:654586135|General Construction
source_permit_id
654586135|General Construction
cohort
multifamily_alteration

Scope

Square footage
Not in source
Units (total)
56
Units (residential)
56
Units (commercial)
Not in source

Description

Source description

ALTERATION OF SINGLE FLOOR APARTMENT 5B AS PER PLANS. NO CHANGE TO USE EGRESS OR OCCUPANCY.

Status

Current status
issued
Source status
Permit Issued
Expired
2026-09-18

Geocode

Latitude
40.785999
Longitude
-73.979948
Confidence
95%

People + roles

Contractor license
621976
Owner
Jill Lesser

Building characteristics

Enrichment-derived building attributes — building type, climate zone, and roof / HVAC estimates inferred from the parcel + permit signals. Sparse until the enrichment pass lands per metro.

Building type
R
Climate zone (IECC)
4A
Roof area (est.)
16,907 sq ft
HVAC tonnage (est.)
250.5 tons

PLUTO context

Parcel + zoning attributes joined from the jurisdiction's PLUTO layer. Detail-only join — list-endpoint rows don't carry this.

Building class
D4
Zoning district
R10A
Lot area
10,216
Year built
1931
Parcel APN
1012290061
is_placeholder
false
oob
false

Provenance

First seen (no changes since)
Jun 16, 2026 · 19:05 UTC

Open in New York City source →

Data-quality checks

0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder

Related permits at this address

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