Permit Record

Mechanical Systems

417 Clinton Street, Brooklyn, NY 11231

ClassificationMechanical SystemsMultifamily Alteration
Reliable value$12,000
ContractorMazgan Air Conditioning A →
Permit record
Parties
Contractor
Mazgan Air Conditioning A
Applicant
Mark Shasho
Owner
Not Applicable
Architect
Not in source
Engineer
Not in source
Contractor license
615571
Building & lot · PLUTO
Building class
R1
Zoning district
R6A
Lot area
2,250 sq ft
Year built
1900
Units (total)
5
Units (residential)
5
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3003517501
Climate zone (IECC)
4A
Roof area (est.)
628 sq ft
HVAC tonnage (est.)
9.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6820, -73.9983
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 4, 2026
Applied
Not in source
Work class
Residential
Description
Source description

PROPOSED INSTALLATION OF 2.5 TON MINI SPLIT HEAT PUMP SYSTEM IN APARTMENT 1A. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

Status
Current status
finaled
Source status
Signed-off
Finaled
Feb 19, 2026
Expired
Apr 15, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 09:48 UTC
Last seen
May 12, 2026 · 00:04 UTC
Last changed
May 12, 2026 · 00:04 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

13 permits at this parcel (parcel 3003517501) · Apr 3, 2012 – Mar 4, 2026

  1. Mar 4, 2026This permitAlteration Residential · Finaled$12,000Mazgan Air Conditioning A
  2. Dec 4, 2023857623527Alteration Commercial · Finaled$135,000Sunnyside Masonry INC
  3. Dec 4, 2023857623527Alteration Commercial · Finaled$135,000Sunnyside Masonry INC
  4. Apr 20, 20163153216Other · IssuedRichair Mechanical INC
  5. Apr 20, 2016legacy_jobs:2661001Alteration Residential · Finaled$18,000
  6. Apr 20, 2016legacy_jobs:2661010Alteration Residential · Finaled$18,000
  7. Oct 31, 2013622093Other · IssuedKazi Construction CORP
  8. Oct 31, 2013legacy_jobs:2304834Alteration Residential · Issued$12,000
  9. Apr 27, 2012legacy_jobs:2080377Alteration Residential · Finaled$44,500
  10. Apr 27, 20122552714MEP Plumbing · IssuedDonato, INC
  11. Apr 3, 20122540538MEP Mechanical HVAC · IssuedJlf & CO INC
  12. Apr 3, 20122540536Other · IssuedJlf & CO INC
  13. Date not in sourcelegacy_jobs:2079260Alteration Residential · Pending$44,500

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

Other permits by Mazgan Air Conditioning A

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Developer details
Permit #
507511437|Mechanical Systems
Canonical ID
1:507511437|Mechanical Systems
Source permit ID
507511437|Mechanical Systems
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