Permit Record

Mechanical Systems

4 WEST 18 STREET, Manhattan, NY 10011

ClassificationMechanical SystemsCommercial HVAC
Reliable value$30,000
ContractorSJ CONSTR DESIGN INC →
Permit record
Parties
Contractor
SJ CONSTR DESIGN INC
Applicant
JIAN SONG
Owner
MAR-RICH HOLDING CORP
Architect
Not in source
Engineer
Not in source
Contractor license
627083
Building & lot · PLUTO
Building class
K4
Zoning district
C6-4A
Lot area
2,300
Year built
1914
Units (total)
3
Floor area
Not in source
Parcel & enrichment
Parcel APN
1008190049
Climate zone (IECC)
4A
Roof area (est.)
5,250 sq ft
HVAC tonnage (est.)
13 tons
Building type
M
Geocode & dates
Coordinates
40.7387, -73.9923
Geocode confidence
95%
Geocode source
Not in source
Issued
2026-06-23
Applied
Not in source
Work class
Not in source
Description
Source description

TO REGISTER THE NEW COMMERCIAL KITCHEN EXHAUST HOODS AND EXHAUST DUCT AND FAN AS PER PLAN FILED HEREWITH. NO CHANGE OF USE, EGRESS OR CERTIFICATE OF OCCUPANCY.

Status
Current status
issued
Source status
Permit Issued
Expired
2027-05-14
Provenance
First seen by PermitCore
Jun 24, 2026 · 19:13 UTC
Last seen
Jun 28, 2026 · 11:30 UTC
Last changed
Jun 24, 2026 · 19:13 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

11 permits at this parcel (parcel 1008190049) · 1991-10-25 – 2026-06-25

  1. 2026-06-25358153666MEP Plumbing · Issued$36,000CROSSFIELD PLBG.&HTG
  2. 2026-06-23This permitMEP Mechanical HVAC · Issued$30,000SJ CONSTR DESIGN INC
  3. 2019-10-013692512Other · IssuedSAHARA BUILDERS CORP
  4. 2019-10-01legacy_jobs:3136527Alteration Commercial · Finaled$15,000
  5. 2008-10-16legacy_jobs:1616082Alteration Commercial · Finaled$15,000
  6. 2008-10-162113892Other · IssuedPROSPECT BUILDERS CORP.
  7. 2002-08-021554613Alteration Commercial · IssuedNEW YORK BUSINESS FIRE SYS
  8. 2002-08-02legacy_jobs:400599Alteration Commercial · Issued$2,000
  9. 2000-09-131116928Alteration Commercial · IssuedN.Y. BUSINESS FIRE SYST.
  10. 1991-10-25241840Alteration Commercial · IssuedSENTINEL FIRE CONTROL
  11. Date not in sourcelegacy_jobs:324251Alteration Commercial · Issued$1,200

Full permit history at this parcel · as of 2026-07-03.

Other permits by SJ CONSTR DESIGN INC

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Developer details
display_permit_id
759762470|Mechanical Systems
canonical_uid
1:759762470|Mechanical Systems
source_permit_id
759762470|Mechanical Systems
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