Permit Record

Mechanical Systems

727 Knickerbocker Avenue, Brooklyn, NY 11221

ClassificationMechanical SystemsMultifamily Alteration
Reliable value$18,000
ContractorTriple Crown Construction →
Permit record
Parties
Contractor
Triple Crown Construction
Applicant
Paulius Skema
Owner
Trifecta Equities
Architect
Not in source
Engineer
Not in source
Contractor license
624735
Building & lot · PLUTO
Building class
C1
Zoning district
R6
Lot area
2,600 sq ft
Year built
1906
Units (total)
8
Units (residential)
8
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3033920004
Climate zone (IECC)
4A
Roof area (est.)
2,278 sq ft
HVAC tonnage (est.)
15 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6940, -73.9099
Geocode confidence
95%
Geocode source
Not in source
Issued
May 2, 2024
Applied
Not in source
Work class
Not in source
Description
Source description

MECHANICAL APPLICATION FILED IN CONJUNCTION TO ALT-CO APPLICATION #B08053092-I1

Status
Current status
finaled
Source status
Signed-off
Finaled
Feb 22, 2023
Expired
Mar 28, 2025
Provenance
First seen by PermitCore
May 2, 2026 · 09:33 UTC
Last seen
May 11, 2026 · 23:56 UTC
Last changed
May 2, 2026 · 09:33 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

12 permits at this parcel (parcel 3033920004) · Dec 19, 2000 – May 2, 2024

  1. May 2, 2024This permitMEP Mechanical HVAC · Finaled$18,000Triple Crown Construction
  2. Apr 26, 2024977409310Alteration Commercial · Issued$783,460Triple Crown Construction
  3. Nov 1, 2023214090152MEP Plumbing · Finaled$51,700Kishan Plumbing INC
  4. Jun 13, 2023597344189Construction Fence · Finaled$5,000Triple Crown Builders Nyc
  5. Jun 1, 2023900192820MEP Plumbing · Finaled$51,700Superb Plumbing & Heating
  6. Apr 25, 2023389828017Alteration Commercial · Issued$783,460Triple Crown Builders Nyc
  7. Apr 24, 2023364092787MEP Mechanical HVAC · Finaled$18,000Triple Crown Builders Nyc
  8. Dec 19, 2000986325MEP Plumbing · IssuedTheodore Wagner Plumbing & Heati
  9. Dec 19, 2000legacy_jobs:914677Alteration Commercial · Finaled$150,000
  10. Dec 19, 2000legacy_jobs:914668Alteration Commercial · Finaled$150,000
  11. Dec 19, 2000legacy_jobs:880312Alteration Commercial · Finaled$150,000
  12. Dec 19, 2000986263Alteration Commercial · IssuedPennant Carpentry Drywall

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

Other permits by Triple Crown Construction

Showing up to 12 most-recent permits by this contractor in the indexed window

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Developer details
Permit #
228922549|Mechanical Systems
Canonical ID
1:228922549|Mechanical Systems
Source permit ID
228922549|Mechanical Systems
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