Permit Record

Mechanical Systems

347 6 Avenue, Brooklyn, NY 11215

ClassificationHVAC / Mechanical
Reliable value$35,000
ContractorMamc Consulting Reps LLC →
Permit record
Parties
Contractor
Mamc Consulting Reps LLC
Applicant
Martin Medina
Owner
Violet Holdings LLC
Architect
Not in source
Engineer
Not in source
Contractor license
624259
Building & lot · PLUTO
Building class
R0
Zoning district
Not in source
Lot area
1,539 sq ft
Year built
1920
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3009867504
Climate zone (IECC)
4A
Roof area (est.)
489 sq ft
HVAC tonnage (est.)
7 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6709, -73.9815
Geocode confidence
95%
Geocode source
Not in source
Issued
Jun 16, 2025
Applied
Not in source
Work class
Not in source
Description
Source description

NEW MECHANICAL SYSTEM

Status
Current status
finaled
Source status
Signed-off
Finaled
Apr 18, 2024
Expired
Oct 18, 2025
Provenance
First seen by PermitCore
May 2, 2026 · 10:12 UTC
Last seen
May 12, 2026 · 00:14 UTC
Last changed
May 2, 2026 · 10:12 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 3009867504) · Jun 13, 2024 – Jun 16, 2025

  1. Jun 16, 2025This permitMEP Mechanical HVAC · Finaled$35,000Mamc Consulting Reps LLC
  2. Mar 5, 2025652785785Alteration Commercial · Finaled$134,332Wnw & Sons Plbg & Htg INC
  3. Dec 17, 2024227646316MEP Plumbing · Finaled$108,000Rka Piping And Heating
  4. Sep 23, 2024226276810Alteration Commercial · Finaled$362,452.92Mamc Consulting Reps LLC
  5. Jun 13, 2024406044546Alteration Commercial · Finaled$362,452.92Mamc Consulting Reps LLC

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

Other permits by Mamc Consulting Reps LLC

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Developer details
Permit #
985357239|Mechanical Systems
Canonical ID
1:985357239|Mechanical Systems
Source permit ID
985357239|Mechanical Systems
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