Permit Record

Structural

277 Jefferson Avenue, Brooklyn, NY 11216

ClassificationAlteration
Reliable value$52,870
ContractorCavalry LLC →
Permit record
Parties
Contractor
Cavalry LLC
Applicant
Chany Rosen
Owner
Pr
Architect
Not in source
Engineer
Not in source
Contractor license
619730
Building & lot · PLUTO
Building class
B3
Zoning district
R6B
Lot area
1,800 sq ft
Year built
1887
Units (total)
2
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3018290076
Climate zone (IECC)
4A
Roof area (est.)
1,620 sq ft
HVAC tonnage (est.)
5.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6837, -73.9463
Geocode confidence
95%
Geocode source
Not in source
Issued
Sep 8, 2025
Applied
Not in source
Work class
Not in source
Description
Source description

INTERIOR RENOVATION TO 3RD (TOP) FLOOR OF AN EXISTING 4-STORY BUILDING. INSTALLATION OF A LOAD BEARING WALL AT 3RD FLOOR AS SHOWN ON THE PLANS. NO CHANGE IN USE, OCCUPANCY OR EGRESS. FILED TO RESOLVE ECB VIOLATIONS, DOB VIOLATIONS & FULL VACATE ORDER.

Status
Current status
finaled
Source status
Signed-off
Finaled
Aug 6, 2025
Expired
Jun 30, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 10:04 UTC
Last seen
May 12, 2026 · 00:10 UTC
Last changed
May 2, 2026 · 10:04 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

5 permits at this parcel (parcel 3018290076) · Sep 8, 2025 – Jul 28, 2026

  1. Jul 28, 2026707235258Alteration Commercial · Issued$603,120J S Remodeling Ny INC
  2. Jun 3, 2026168608158MEP Plumbing · Issued$25,500Plbg P & H INC
  3. May 7, 2026756232618Alteration Commercial · Issued$603,120J S Remodeling Ny INC
  4. Sep 8, 2025This permitAlteration Commercial · Finaled$52,870Cavalry LLC
  5. Sep 8, 2025808516625Alteration Commercial · Finaled$52,870Cavalry LLC

Full permit history at this parcel · as of Jul 31, 2026.

Other permits by Cavalry LLC

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Developer details
Permit #
808516625|Structural
Canonical ID
1:808516625|Structural
Source permit ID
808516625|Structural
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