Permit Record

Alteration Residential

448 Amsterdam Avenue, Manhattan, NY

ClassificationA2Multifamily Alteration
Reliable value$79,500
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
448 Amsterdam Owner LLC
Architect
Mark Castellani
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C7
Zoning district
C2-7A
Lot area
2,175 sq ft
Year built
1891
Units (total)
9
Units (residential)
8
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1012290033
Climate zone (IECC)
4A
Roof area (est.)
2,313 sq ft
HVAC tonnage (est.)
15.5 tons
Building type
R
Building subtype
OTHERS
Geocode & dates
Coordinates
40.7848, -73.9771
Geocode confidence
95%
Geocode source
Not in source
Issued
Apr 18, 2018
Applied
Mar 28, 2018
Work class
Residential
Description
Source description

INTERIOR RENOVATION OF EXISTING COMMERCIAL SPACE AS PER PLAN. NEW PARTITIONS AND FINISHES, NEW PLUMBING FIXTURES. NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.

Status
Current status
issued
Source status
PERMIT ISSUED - ENTIRE JOB/WORK
Provenance
First seen by PermitCore
May 6, 2026 · 18:56 UTC
Last seen
Jun 10, 2026 · 18:08 UTC
Last changed
Jun 10, 2026 · 18:08 UTC

Open in New York City source →

Data-quality checks0 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
Project timeline at this parcel

11 permits at this parcel (parcel 1012290033) · Jun 7, 2002 – Apr 18, 2018

  1. Apr 18, 2018This permitAlteration Residential · Issued$79,500
  2. Apr 18, 20183553475MEP Plumbing · IssuedVmc Plumbing & Heating In
  3. Apr 2, 20183544516Other · IssuedPhilip Andrews LLC
  4. Jul 31, 20142831103Alteration Commercial · IssuedHay Mechanical Solutions
  5. Jul 31, 20142831099Other · IssuedLaundro Combustion CORP
  6. Jul 31, 20142831104MEP Plumbing · IssuedHay Mechanical Solutions
  7. Jul 31, 2014legacy_jobs:2381589Alteration Residential · Finaled$24,000
  8. Jun 7, 20021528641Construction Equipment · IssuedNy Ladder CORP
  9. Jun 7, 2002legacy_jobs:394505Temporary · Issued
  10. Date not in sourcelegacy_jobs:1900322Alteration Residential · Disapproved$19,375
  11. Date not in sourcelegacy_jobs:1900331Alteration Residential · Disapproved$19,375

Full permit history at this parcel · as of Jul 19, 2026.

Developer details
Permit #
legacy_jobs:2995532
Canonical ID
1:legacy_jobs:2995532
Source permit ID
legacy_jobs:2995532
Browse New York City permits in the Market Explorer →Pull this permit via /v1/permits →