Permit Record

Mechanical Systems

5417 9 Avenue, Brooklyn, NY 11220

ClassificationMechanical SystemsMultifamily Alteration
Reliable value$45,100
ContractorKw Development Contractin →
Permit record
Parties
Contractor
Kw Development Contractin
Applicant
Kenneth Wong
Owner
Maria T. Narvaez
Architect
Not in source
Engineer
Not in source
Contractor license
621501
Building & lot · PLUTO
Building class
C1
Zoning district
R6
Lot area
2,000 sq ft
Year built
1910
Units (total)
8
Units (residential)
8
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3056730003
Climate zone (IECC)
4A
Roof area (est.)
1,420 sq ft
HVAC tonnage (est.)
9.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6372, -74.0042
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 10, 2021
Applied
Not in source
Work class
Residential
Description
Source description

PROPOSED NEW HEATING, VENTILATION AND COOLING SYSTEM FOR NEW 4 STORY RESIDENTIAL BUILDING

Status
Current status
finaled
Source status
Signed-off
Finaled
Jun 18, 2020
Expired
Dec 10, 2021
Provenance
First seen by PermitCore
May 2, 2026 · 09:50 UTC
Last seen
May 12, 2026 · 00:04 UTC
Last changed
May 2, 2026 · 09:50 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

19 permits at this parcel (parcel 3056730003) · Jul 16, 2020 – Jun 10, 2021

  1. Jun 10, 2021This permitMEP Mechanical HVAC · Finaled$45,100Kw Development Contractin
  2. May 2, 2021578834886Other · Finaled$16,000Qmb Plumbing & Heating In
  3. Dec 18, 20203815482Alteration Commercial · IssuedKw Development Contractin
  4. Dec 17, 2020979404542Scaffold · Finaled$3,000Kw Development Contractin
  5. Dec 17, 2020776805200Construction Fence · Finaled$800Kw Development Contractin
  6. Oct 27, 2020432761023Scaffold · Finaled$3,000Kw Development Contractin
  7. Oct 19, 2020129808830Alteration Commercial · Finaled$64,775Qmb Plumbing & Htg INC
  8. Oct 19, 2020112440067MEP Plumbing · Finaled$64,775Qmb Plumbing & Heating In
  9. Oct 19, 2020129808830MEP Plumbing · Finaled$64,775Qmb Plumbing & Htg INC
  10. Oct 19, 2020112440067Alteration Commercial · Finaled$64,775Qmb Plumbing & Heating In
  11. Sep 9, 2020936909980Alteration Commercial · Finaled$244,987Kw Development Contractin
  12. Aug 31, 2020legacy_jobs:3176425Alteration Commercial · Finaled
  13. Aug 20, 2020379896524Sidewalk Shed · Finaled$5,000Universal Systems INC
  14. Jul 16, 2020legacy_jobs:3287296Alteration Residential · Finaled$1,220,496
  15. Jul 16, 2020legacy_jobs:3287304Alteration Residential · Finaled$1,220,496
  16. Jul 16, 20203774753Alteration Commercial · IssuedKw Development Contractin
  17. Jul 16, 2020326760831Construction Fence · Finaled$800Kw Development Contractin
  18. Jul 16, 20203774751Foundation Only · IssuedKw Development Contractin
  19. Jul 16, 20203774752Foundation Only · IssuedKw Development Contractin

Full permit history at this parcel · as of Jul 9, 2026.

Other permits by Kw Development Contractin

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Developer details
Permit #
543110138|Mechanical Systems
Canonical ID
1:543110138|Mechanical Systems
Source permit ID
543110138|Mechanical Systems
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