Permit Record

General Construction

449 11 Street, Brooklyn, NY 11215

ClassificationGeneral ConstructionMultifamily Alteration
Reliable value$70,708
ContractorSyros Construction CORP →
Permit record
Parties
Contractor
Syros Construction CORP
Applicant
Mark Mandilaras
Owner
Not Applicable
Architect
Not in source
Engineer
Not in source
Contractor license
613981
Building & lot · PLUTO
Building class
C0
Zoning district
R6B
Lot area
1,783 sq ft
Year built
1901
Units (total)
3
Units (residential)
3
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3010180067
Climate zone (IECC)
4A
Roof area (est.)
574 sq ft
HVAC tonnage (est.)
4 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6663, -73.9837
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 28, 2026
Applied
Not in source
Work class
Not in source
Description
Source description

LOWER REAR PORTION OF CELLAR SLAB AND PORTION OF REAR YARD. ERECT OPEN PORCH ON 1ST FLOOR REAR. CREATE ROOF OPENINGS FOR SKYLIGHTS AND HATCH DOOR. REINFORCE EXISTING WOOD JOISTS ON EACH FLOOR IN CONJUNCTION WITH B01331163-I1.

Status
Current status
issued
Source status
Permit Issued
Expired
May 1, 2027
Provenance
First seen (no changes since)
Jul 30, 2026 · 10:06 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

9 permits at this parcel (parcel 3010180067) · Apr 16, 2026 – Jul 28, 2026

  1. Jul 28, 2026This permitAlteration Commercial · Issued$70,708.65Syros Construction CORP
  2. Jul 28, 2026456904025Alteration Commercial · Issued$363,600Syros Construction CORP
  3. Jul 28, 2026740828790Foundation Only · Issued$70,708.65Syros Construction CORP
  4. Jul 28, 2026740828790Alteration Commercial · Issued$70,708.65Syros Construction CORP
  5. Jun 3, 2026374703619MEP Plumbing · Issued$75,000Parkset Plumbing CO INC
  6. May 5, 2026311204107Alteration Commercial · Issued$70,708.65Syros Construction CORP
  7. May 5, 2026311204107Foundation Only · Issued$70,708.65Syros Construction CORP
  8. May 5, 2026311204107Alteration Commercial · Issued$70,708.65Syros Construction CORP
  9. Apr 16, 2026798868190Alteration Commercial · Issued$363,600Syros Construction CORP

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

Other permits by Syros Construction CORP

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Developer details
Permit #
740828790|General Construction
Canonical ID
1:740828790|General Construction
Source permit ID
740828790|General Construction
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