Permit Record

Mechanical Systems

2751 Nostrand Avenue, Brooklyn, NY 11210

ClassificationHVAC / Mechanical
Reliable value$15,000
ContractorCrf Construction INC →
Permit record
Parties
Contractor
Crf Construction INC
Applicant
John Ptolomey
Owner
Pr
Architect
Not in source
Engineer
Not in source
Contractor license
616199
Building & lot · PLUTO
Building class
G8
Zoning district
R4
Lot area
4,210 sq ft
Year built
1966
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3076660008
Climate zone (IECC)
4A
Roof area (est.)
5,210 sq ft
HVAC tonnage (est.)
6 tons
Building type
S
Building subtype
Not in source
Geocode & dates
Coordinates
40.6178, -73.9452
Geocode confidence
95%
Geocode source
Not in source
Issued
Dec 1, 2023
Applied
Not in source
Work class
Not in source
Description
Source description

INSTALLATION OF AUXILIARY AC UNITS AND REFURBISHMENT OF EXISTING RTUs

Status
Current status
finaled
Source status
Signed-off
Finaled
Oct 19, 2022
Expired
Jul 14, 2024
Provenance
First seen by PermitCore
May 2, 2026 · 09:55 UTC
Last seen
May 12, 2026 · 00:06 UTC
Last changed
May 2, 2026 · 09:55 UTC

Open in New York City source →

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

18 permits at this parcel (parcel 3076660008) · through Dec 1, 2023

  1. Dec 1, 2023This permitMEP Mechanical HVAC · Finaled$15,000Crf Construction INC
  2. Feb 20, 20203738271MEP Plumbing · IssuedEthos Plumbing CORP
  3. Feb 20, 2020legacy_jobs:2519663Alteration Commercial · Finaled$135,000
  4. Feb 20, 2020legacy_jobs:2574617Alteration Commercial · Finaled$135,000
  5. Jan 31, 20203731793Other · IssuedCrf Construction INC
  6. Jun 10, 20192356278Other · IssuedCole Partners INC
  7. May 18, 20163169160Other · IssuedAll Area Construction
  8. May 26, 20041699535Sign · IssuedMauceri Sign CO
  9. Oct 2, 20021583822Sign · IssuedMauceri Sign CO
  10. Apr 17, 2002878681Sign · IssuedMauceri Sign CO
  11. Apr 11, 20021521004Sign · IssuedMauceri Sign CO
  12. Dec 6, 20011499126Construction Equipment · IssuedVoo-Doo Contracting Dba Univer
  13. Dec 6, 20011499134Other · IssuedVoo-Doo Contracting Dba Univer
  14. Dec 6, 2001legacy_jobs:934013Alteration Commercial · Finaled$10,000
  15. Dec 6, 2001legacy_jobs:898778Alteration Commercial · Finaled$10,000
  16. Date not usable in source985739MEP Plumbing · IssuedAljer Plbg And Htg CORP
  17. Date not usable in source980871Construction Equipment · IssuedIbk Enterprises INC
  18. Date not usable in source980873Alteration Commercial · IssuedIbk Enterprises INC

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

Other permits by Crf Construction INC

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Developer details
Permit #
634780683|Mechanical Systems
Canonical ID
1:634780683|Mechanical Systems
Source permit ID
634780683|Mechanical Systems
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