Permit Record

Sprinklers

24 Carlton Avenue, Brooklyn, NY 11205

ClassificationSprinklersCommercial Fire Protection
Reliable value$25,000
Permit record
Parties
Applicant
Helen K Dilorenzo
Owner
Not Applicable
Architect
Not in source
Engineer
Not in source
Contractor license
001068
Building & lot · PLUTO
Building class
E1
Zoning district
M1-2
Lot area
9,600 sq ft
Year built
1983
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3020300035
Climate zone (IECC)
4A
Roof area (est.)
9,600 sq ft
HVAC tonnage (est.)
10.5 tons
Building type
S
Building subtype
Not in source
Geocode & dates
Coordinates
40.6972, -73.9737
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 29, 2026
Applied
Not in source
Work class
Not in source
Description
Source description

Removal of dry valve and conversion to wet pipe sprinkler system of single story building. No change to use, egress or occupancy under this application.

Status
Current status
finaled
Source status
Signed-off
Finaled
Jun 17, 2025
Expired
Jun 28, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 09:39 UTC
Last seen
May 11, 2026 · 23:59 UTC
Last changed
May 2, 2026 · 09:39 UTC
Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Residential units is placeholder
units_residential_is_placeholder

units_residential matched a known placeholder value used by the source when the field wasn't reported.

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
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

23 permits at this parcel (parcel 3020300035) · through Jan 29, 2026

  1. Jan 29, 2026This permitAlteration Commercial · Finaled$25,000Empire State Fire Sprinkl
  2. Dec 24, 2025713955508Other · Finaled$10,000Mnc General Contr CORP
  3. Dec 24, 2025316732066MEP Mechanical HVAC · Finaled$43,000Mnc General Contr CORP
  4. Dec 23, 2025295306632Alteration Commercial · Finaled$25,000Empire State Fire Sprinkl
  5. Oct 10, 2025566110051Alteration Commercial · Finaled$95,000Mnc General Contr CORP
  6. Oct 10, 2025686055086Foundation Only · Finaled$700,000Mnc General Contr CORP
  7. Sep 4, 2025515040751Alteration Commercial · Finaled$807,500M.N.C. General Contr CORP
  8. Nov 20, 20082128214Construction Equipment · IssuedLuigi Caliendo & Sons,inc
  9. Nov 20, 20082128223Other · IssuedLuigi Caliendo & Sons,inc
  10. Sep 24, 2008legacy_jobs:1622483Temporary · Issued
  11. Sep 24, 20082103614Construction Equipment · IssuedPerimeter Bridge & Scaffold
  12. Sep 23, 2008legacy_jobs:1622481Alteration Commercial · Issued
  13. Sep 23, 20082103404Construction Equipment · IssuedPerimeter Bdg & Scaffold
  14. Sep 10, 20082097020Other · IssuedLuigi Caliendo & Son INC
  15. Sep 10, 2008legacy_jobs:1605056Alteration Commercial · Issued$255,000
  16. Sep 10, 20082097019Construction Equipment · IssuedLuigi Caliendo & Son INC
  17. Sep 10, 2008legacy_jobs:1605047Alteration Commercial · Issued$255,000
  18. Jul 17, 20082072556Other · IssuedApple Restoration & Waterproofin
  19. Sep 4, 2007legacy_jobs:1085781Alteration Commercial · Issued$50,000
  20. Sep 4, 20071067470Other · IssuedApple Restoration & Waterproofin
  21. Date not usable in source746997Other · IssuedDeidan Industries Ltd.
  22. Date not in sourcelegacy_jobs:1613622Alteration Commercial · Pending
  23. Date not in sourcelegacy_jobs:1613613Alteration Commercial · Pending

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

Other permits by Empire State Fire Sprinkl

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Developer details
Permit #
330847830|Sprinklers
Canonical ID
1:330847830|Sprinklers
Source permit ID
330847830|Sprinklers
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