Permit Record

Construction Equipment

51 Havemeyer Street, Brooklyn, NY 11211

ClassificationConstruction Equipment
Reliable valueNot in source
ContractorConstruction Expert INC →
Permit record
Parties
Contractor
Construction Expert INC
Applicant
Manli Xu
Owner
Kaj Ny Construction INC
Architect
Not in source
Engineer
Not in source
Contractor license
0039264
Building & lot · PLUTO
Building class
S2
Zoning district
M1-2/R6A
Lot area
2,500 sq ft
Year built
1910
Units (total)
3
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3023310002
Climate zone (IECC)
4A
Roof area (est.)
802 sq ft
HVAC tonnage (est.)
5.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.7152, -73.9541
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 2, 2022
Applied
Dec 2, 2022
Work class
Residential
Status
Current status
issued
Source status
ISSUED
Expired
Dec 2, 2023
Provenance
First seen by PermitCore
May 2, 2026 · 16:50 UTC
Last seen
Jul 17, 2026 · 02:35 UTC
Last changed
Jul 17, 2026 · 02:35 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

17 permits at this parcel (parcel 3023310002) · May 4, 2017 – Dec 2, 2022

  1. Dec 2, 2022This permitConstruction Equipment · IssuedConstruction Expert INC
  2. Aug 24, 20173430399Construction Equipment · IssuedKaj Ny Construction INC
  3. Aug 24, 2017legacy_jobs:2895701Temporary · Finaled
  4. Aug 24, 2017legacy_jobs:2895692Temporary · Issued
  5. Jul 28, 20173414070Other · IssuedAarco Contracting LLC
  6. Jul 28, 2017legacy_jobs:2886679Temporary · Finaled$10,000
  7. Jul 28, 20173414075Construction Equipment · IssuedAarco Contracting LLC
  8. Jul 28, 2017legacy_jobs:2886670Temporary · Issued$10,000
  9. May 5, 20173364072MEP Plumbing · IssuedDoval Plbg & Htg CORP
  10. May 5, 2017legacy_jobs:2843445Alteration Residential · Finaled$187,208
  11. May 5, 2017legacy_jobs:2780197Alteration Residential · Finaled$187,208
  12. May 4, 20173363333Other · IssuedKarbon Structures LLC
  13. May 4, 20173363331MEP Mechanical HVAC · IssuedKarbon Structures LLC
  14. Date not in sourcelegacy_jobs:2292039Alteration Commercial · Pending$400,000
  15. Date not in sourcelegacy_jobs:2667216Alteration Commercial · Disapproved
  16. Date not in sourcelegacy_jobs:2669513Alteration Commercial · Pending
  17. Date not in sourcelegacy_jobs:2667225Alteration Commercial · Disapproved

Full permit history at this parcel · as of Jul 18, 2026.

Other permits by Construction Expert INC

Showing up to 12 most-recent permits by this contractor in the indexed window

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Developer details
Permit #
3932015
Canonical ID
1:3932015
Source permit ID
3932015
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