Permit Record

Alteration Residential

49 Throop Avenue, Brooklyn, NY

ClassificationA2Multifamily Alteration
Reliable value$1,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Chiam Lefkowitz
Architect
Not in source
Engineer
Leon Nation
Contractor license
Not in source
Building & lot · PLUTO
Building class
R4
Zoning district
R6
Lot area
6,512 sq ft
Year built
2000
Units (total)
26
Units (residential)
13
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3022670107
Climate zone (IECC)
4A
Roof area (est.)
3,167 sq ft
HVAC tonnage (est.)
47 tons
Building type
R
Building subtype
OTHERS
Geocode & dates
Coordinates
40.7027, -73.9468
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 9, 2006
Applied
Nov 4, 2005
Work class
Residential
Description
Source description

BOILER APPLIC IN CONJ W NB # 300 961 476 - ALL RELATED PL AND GAS WORK DONE UNDER SAID NB JOB - NO CHANGE IN BULK, USE, EGRESS, OR OCCUPANCY UNDER THIS APPLICATION

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
May 1, 2007
Provenance
First seen by PermitCore
May 6, 2026 · 19:02 UTC
Last seen
Jun 10, 2026 · 18:59 UTC
Last changed
Jun 10, 2026 · 18:59 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 3022670107) · Feb 24, 2000 – Jan 9, 2006

  1. Jan 9, 2006This permitAlteration Residential · Finaled$1,000
  2. Jan 9, 2006legacy_jobs:1038935Alteration Residential · Finaled$1,000
  3. Jan 9, 20061886621Alteration Commercial · IssuedHeadquarters Mechanical INC.
  4. Jan 2, 2003353914Construction Equipment · IssuedThroop Realty CORP
  5. Sep 26, 20021580975New Construction Unknown · IssuedThroop Realty CORP P.M.B. #190
  6. Sep 26, 20021580818Construction Equipment · IssuedThroop Realty CORP
  7. Aug 22, 20021565041MEP Plumbing · IssuedPullini Water Services
  8. May 3, 20021521617Construction Equipment · IssuedThroop Realty CORP
  9. May 3, 20021453855New Construction Unknown · IssuedThroop Realty CORP P.M.B. #190
  10. Jul 31, 20011442922MEP Plumbing · IssuedW G Plbg & Htg
  11. May 15, 20011405500Construction Equipment · IssuedThroop Realty CORP
  12. May 15, 20011405506New Construction Unknown · IssuedThroop Realty CORP P.M.B. #190
  13. Mar 12, 20011371534Construction Equipment · IssuedThroop Realty CORP
  14. Mar 12, 20011372113New Construction Unknown · IssuedThroop Realty CORP
  15. Feb 24, 20001296028New Construction Unknown · Re-issuedThroop Realty CORP
  16. Feb 24, 20001296023Construction Equipment · Re-issuedThroop Realty CORP
  17. Date not in source527719New Construction Unknown · Pending

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

Developer details
Permit #
legacy_jobs:998721
Canonical ID
1:legacy_jobs:998721
Source permit ID
legacy_jobs:998721
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