Permit Record

MEP Mechanical HVAC

7811 Flatland Avenue, Brooklyn, NY 11236

ClassificationMHCommercial HVAC
Reliable valueNot in source
ContractorCornerstone Consultants
Permit record
Parties
Contractor
Cornerstone Consultants
Applicant
John Fox
Owner
Wend Lands,inc
Architect
Not in source
Engineer
Not in source
Contractor license
0012724
Building & lot · PLUTO
Building class
K5
Zoning district
R5D
Lot area
18,000 sq ft
Year built
1970
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3079990001
Climate zone (IECC)
4A
Roof area (est.)
3,180 sq ft
HVAC tonnage (est.)
8 tons
Building type
M
Building subtype
Not in source
Geocode & dates
Coordinates
40.6347, -73.9146
Geocode confidence
95%
Geocode source
Not in source
Issued
Not in source
Applied
Not in source
Work class
Not in source
Status
Current status
issued
Source status
ISSUED
Expired
Not in source
Provenance
First seen by PermitCore
May 6, 2026 · 17:58 UTC
Last seen
Jul 17, 2026 · 16:50 UTC
Last changed
May 6, 2026 · 17:58 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 3079990001) · through Mar 12, 2019

  1. Mar 12, 2019legacy_jobs:3009392Other · Finaled
  2. Feb 28, 2018legacy_jobs:2970021Alteration Commercial · Finaled$135,000
  3. Feb 28, 20183527158MEP Plumbing · IssuedNew York Standard Mech CO
  4. Feb 27, 20183526424Other · IssuedJbs Allphase Constructio*
  5. Aug 11, 2010legacy_jobs:1079250Other · Finaled
  6. Aug 8, 2006legacy_jobs:1050119Alteration Commercial · Issued$25,000
  7. Aug 8, 20061936274MEP Mechanical HVAC · IssuedAllied Air Conditioning INC
  8. Jan 21, 20001281168MEP Plumbing · IssuedTilos_plg Htng
  9. Date not usable in source1251749MEP Mechanical HVAC · IssuedCornerstone Consultants
  10. Date not usable in source1237101Other · IssuedCornerstone Consultants
  11. Date not usable in sourceThis permitMEP Mechanical HVAC · IssuedCornerstone Consultants
  12. Date not usable in source980828Sign · IssuedNorth Shore Neon Sign CO INC
  13. Date not usable in source980835Sign · IssuedNorth Shore Neon Sign CO INC
  14. Date not usable in source932545MEP Plumbing · IssuedScarponi & Son Plumb & Heat CORP
  15. Date not usable in source929828Alteration Commercial · IssuedSentinel Fire Control, INC
  16. Date not usable in source916415MEP Plumbing · IssuedScarponi & Son Plumb & Heat CORP
  17. Date not usable in source884987Other · IssuedDesert Storm Construction CORP
  18. Date not usable in source594263Alteration Commercial · IssuedAtlantic Fire Service CO., INC.

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

Other permits by Cornerstone Consultants

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Developer details
Permit #
1226466
Canonical ID
1:1226466
Source permit ID
1226466
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