Permit Record

Alteration Commercial

1787 Stillwell Ave, Brooklyn, NY 11223

ClassificationALCommercial Alteration
Reliable valueNot in source
ContractorProsperity Construction* →
Permit record
Parties
Contractor
Prosperity Construction*
Applicant
Chang Liu
Owner
N/a
Architect
Not in source
Engineer
Not in source
Contractor license
0618471
Building & lot · PLUTO
Building class
K4
Zoning district
R5B
Lot area
2,840 sq ft
Year built
1940
Units (total)
3
Units (residential)
1
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3066430053
Climate zone (IECC)
4A
Roof area (est.)
3,803 sq ft
HVAC tonnage (est.)
9.5 tons
Building type
M
Building subtype
Not in source
Geocode & dates
Coordinates
40.6029, -73.9864
Geocode confidence
95%
Geocode source
Not in source
Issued
Apr 25, 2022
Applied
Apr 25, 2022
Work class
Not in source
Status
Current status
issued
Source status
ISSUED
Expired
May 22, 2022
Provenance
First seen by PermitCore
May 2, 2026 · 16:48 UTC
Last seen
Jul 17, 2026 · 02:34 UTC
Last changed
May 3, 2026 · 03:39 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

21 permits at this parcel (parcel 3066430053) · Apr 2, 2018 – Apr 25, 2022

  1. Apr 25, 2022This permitAlteration Commercial · IssuedProsperity Construction*
  2. Jan 31, 2022480141775Alteration Commercial · Finaled$20,000New York Standard Mech CO
  3. Jan 31, 2022480141775MEP Plumbing · Finaled$20,000New York Standard Mech CO
  4. Jan 5, 2022913836987MEP Plumbing · Finaled$20,000Mes Construction CORP
  5. Jan 5, 2022913836987Alteration Commercial · Finaled$20,000Mes Construction CORP
  6. Dec 19, 20213885926Alteration Commercial · IssuedProsperity Construction I
  7. Dec 19, 2021legacy_jobs:3185246Alteration Commercial · Issued$63,126
  8. Dec 19, 2021legacy_jobs:3183561Alteration Commercial · Finaled$63,126
  9. Apr 29, 20191425969MEP Plumbing · IssuedSo Plumbing & Heating INC
  10. Nov 9, 20181048610Other · IssuedHigh Quality Construction
  11. Nov 9, 2018legacy_jobs:2255614Alteration Commercial · Finaled$3,500
  12. Nov 9, 2018legacy_jobs:3029430Alteration Commercial · Finaled$3,500
  13. May 21, 2018legacy_jobs:3021527Alteration Commercial · Finaled$3,000
  14. May 21, 20183572210MEP Plumbing · IssuedRrp Plumbing CORP
  15. May 21, 2018legacy_jobs:2952399Alteration Commercial · Finaled$3,000
  16. Apr 30, 20183559718MEP Mechanical HVAC · IssuedHigh Quality Construction
  17. Apr 30, 20183559719Other · IssuedHigh Quality Construction
  18. Apr 3, 2018legacy_jobs:2997662Alteration Commercial · Finaled$90,980
  19. Apr 3, 20183544982MEP Mechanical HVAC · IssuedHigh Quality Construction
  20. Apr 2, 20183544072Other · IssuedHigh Quality Construction
  21. Apr 2, 20183544070MEP Plumbing · IssuedTop Plumbing Group,inc

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

Other permits by Prosperity Construction*

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Developer details
Permit #
3904250
Canonical ID
1:3904250
Source permit ID
3904250
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