Permit Record

Sprinklers

447 Putnam Avenue, Brooklyn, NY 11221

ClassificationSprinklersMultifamily Fire Protection
Reliable value$19,000
Permit record
Parties
Applicant
Leslie Lynch
Owner
Ace Engineering
Architect
Not in source
Engineer
Not in source
Contractor license
002163
Building & lot · PLUTO
Building class
C3
Zoning district
R6B
Lot area
2,000 sq ft
Year built
1900
Units (total)
4
Units (residential)
4
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3018250065
Climate zone (IECC)
4A
Roof area (est.)
940 sq ft
HVAC tonnage (est.)
6.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6848, -73.9431
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 17, 2025
Applied
Not in source
Work class
Not in source
Description
Source description

Plumbing and sprinkler work filed in conjunction with alteration type 1 application # 321246861, filed to convert SRO to a four-family dwelling.

Status
Current status
issued
Source status
Permit Issued
Expired
Oct 17, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 09:30 UTC
Last seen
May 11, 2026 · 23:55 UTC
Last changed
May 11, 2026 · 23:55 UTC
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

8 permits at this parcel (parcel 3018250065) · Jan 23, 2017Oct 17, 2025

  1. Oct 17, 2025This permitAlteration Commercial · Issued$19,000Zone Plumbing & Heating C
  2. Oct 17, 2025171588580MEP Plumbing · Issued$19,000Zone Plumbing & Heating C
  3. Mar 28, 20233944718Alteration Commercial · IssuedGerebuzza Construction In
  4. Apr 17, 20192517720Alteration Commercial · IssuedAdlim Generl Contracting
  5. Aug 1, 20183609246Alteration Commercial · IssuedAdlim Generl Contracting
  6. Jan 23, 2017legacy_jobs:2616294Alteration Residential · Issued$322,000
  7. Jan 23, 2017legacy_jobs:2616303Alteration Residential · Issued$322,000
  8. Jan 23, 20173304663Alteration Commercial · IssuedCel Services INC

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

Other permits by Zone Plumbing & Heating C

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Developer details
Permit #
171588580|Sprinklers
Canonical ID
1:171588580|Sprinklers
Source permit ID
171588580|Sprinklers
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