Permit Record

General Construction

421 East 12 Street, Manhattan, NY 10009

ClassificationGeneral ConstructionMultifamily Alteration
Reliable value$20,000
ContractorKsc Contractor INC →
Permit record
Parties
Contractor
Ksc Contractor INC
Applicant
Hak M Ieong
Owner
City Urban Realty
Architect
Not in source
Engineer
Not in source
Contractor license
621784
Building & lot · PLUTO
Building class
D6
Zoning district
R8B
Lot area
2,512 sq ft
Year built
2001
Units (total)
11
Units (residential)
10
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1004400049
Climate zone (IECC)
4A
Roof area (est.)
1,183 sq ft
HVAC tonnage (est.)
17.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.7296, -73.9825
Geocode confidence
95%
Geocode source
Not in source
Issued
Sep 12, 2025
Applied
Not in source
Work class
Not in source
Description
Source description

INSTALL NEW STOREFRONT AT GROUND FLOOR. NO CHANGE TO USE, EGRESS OR OCCUPANCY.

Status
Current status
finaled
Source status
Signed-off
Finaled
Aug 22, 2025
Expired
Dec 12, 2025
Provenance
First seen by PermitCore
May 2, 2026 · 10:00 UTC
Last seen
May 12, 2026 · 00:09 UTC
Last changed
May 2, 2026 · 10:00 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

13 permits at this parcel (parcel 1004400049) · through Sep 12, 2025

  1. Sep 12, 2025This permitAlteration Commercial · Finaled$20,000Ksc Contractor INC
  2. May 25, 20011411325Construction Equipment · IssuedSpring Enterpris INC.
  3. May 25, 2001legacy_jobs:308572Alteration Commercial · Issued
  4. May 15, 20011405749Alteration Commercial · IssuedJj General Construction INC
  5. May 15, 20011405751Construction Equipment · IssuedJj General Construction INC
  6. Mar 24, 20001310520Alteration Commercial · IssuedJj General Construction INC
  7. Mar 24, 20001310511Construction Equipment · IssuedJj General Construction INC
  8. Date not usable in source1204525MEP Plumbing · Re-issuedHadera Plumbing & Heating CORP.
  9. Date not usable in source1198670Construction Equipment · IssuedJj General Construction INC
  10. Date not usable in source1198679Alteration Commercial · IssuedJj General Construction INC
  11. Date not usable in source989515Other · IssuedSeng Foong Entrprises INC
  12. Date not in sourcelegacy_jobs:2822305Alteration Residential · Pending$25,000
  13. Date not in sourcelegacy_jobs:2822296Alteration Residential · Pending$25,000

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

Other permits by Ksc Contractor INC

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Developer details
Permit #
750574361|General Construction
Canonical ID
1:750574361|General Construction
Source permit ID
750574361|General Construction
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