Permit Record

Alteration Commercial

245 21 Street, Brooklyn, NY

ClassificationA3Multifamily Alteration
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Nyco Electric CORP
Architect
Sugnam Chang
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
C3
Zoning district
R6A
Lot area
1,703 sq ft
Year built
2025
Units (total)
4
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3008910075
Climate zone (IECC)
4A
Roof area (est.)
1,193 sq ft
HVAC tonnage (est.)
8 tons
Building type
R
Building subtype
OTHERS
Geocode & dates
Coordinates
40.6610, -73.9929
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 9, 2026
Applied
Jul 8, 2025
Work class
Not in source
Description
Source description

SUBMIT BUILDER'S PAVEMENT PLAN IN CONJUNCTION WITH NB APPLICATION B00612705-I1

Status
Current status
issued
Source status
PERMIT ISSUED - ENTIRE JOB/WORK
Provenance
First seen by PermitCore
May 6, 2026 · 18:59 UTC
Last seen
Jul 12, 2026 · 14:14 UTC
Last changed
Jul 12, 2026 · 14:14 UTC

Open in New York City source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Valuation is placeholder
valuation_usd_is_placeholder

valuation_usd matched a known placeholder (often 0 or 1) used by the source when the real valuation wasn't reported.

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
Project timeline at this parcel

18 permits at this parcel (parcel 3008910075) · Jul 8, 2024 – Jul 9, 2026

  1. Jul 9, 2026This permitAlteration Commercial · Issued
  2. Jun 5, 2026714233613MEP Plumbing · Issued$133,782Plumbing Works Subs CORP
  3. Dec 3, 2025396504988Alteration Commercial · Issued$30,600Dynamic Plbng & Sprkr Cor
  4. Nov 28, 2025852954651MEP Mechanical HVAC · Issued$30,000Hy Design & Development L
  5. Sep 17, 2025683357813Alteration Commercial · Issued$213,500Hy Design & Development L
  6. Aug 20, 2025182808172Temporary · Issued$20,000Mc Superstructure INC
  7. Aug 20, 2025182808172Temporary · Issued$20,000Mc Superstructure INC
  8. Aug 20, 2025754097257Temporary · Issued$20,000Mc Superstructure INC
  9. Aug 20, 2025754097257Temporary · Issued$20,000Mc Superstructure INC
  10. Aug 15, 2025766101474Alteration Commercial · Issued$121,620Hy Design & Development L
  11. Jul 16, 2025843754362MEP Plumbing · Issued$133,782Rock E Small Plbg&htg INC
  12. Jun 20, 2025300921221Foundation Only · FinaledHy Design & Development L
  13. May 5, 2025141845389Other · Finaled$1,000Hy Design & Development L
  14. Apr 21, 2025492727528Construction Fence · Issued$5,000Hy Design & Development L
  15. Apr 18, 2025362825025Alteration Commercial · Issued$213,500Hy Design & Development L
  16. Jul 16, 2024legacy_jobs:3363102Demolition · Finaled
  17. Jul 16, 20243978801Demolition · IssuedNortheast Specialist Grou
  18. Jul 8, 2024118957586Construction Fence · Issued$5,000Northeast Specialist Grou

Full permit history at this parcel · as of Jul 14, 2026.

Developer details
Permit #
legacy_jobs:3449764
Canonical ID
1:legacy_jobs:3449764
Source permit ID
legacy_jobs:3449764
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