Permit Record

Mechanical Systems

121-11 Liberty Avenue, Queens, NY 11419

ClassificationMechanical SystemsCommercial HVAC
Reliable value$70,000
Permit record
Parties
Applicant
Patrick McDonald
Owner
12111 Liberty LLC
Architect
Not in source
Engineer
Not in source
Contractor license
016193
Building & lot · PLUTO
Building class
K7
Zoning district
R6A
Lot area
3,430 sq ft
Year built
1970
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
4095590036
Climate zone (IECC)
4A
Roof area (est.)
3,430 sq ft
HVAC tonnage (est.)
8.5 tons
Building type
M
Building subtype
Not in source
Geocode & dates
Coordinates
40.6871, -73.8221
Geocode confidence
95%
Geocode source
Not in source
Issued
Sep 12, 2023
Applied
Not in source
Work class
Not in source
Description
Source description

REPLACEMENT OF HVAC UNIT. NO CHANGE TO USE, OCCUPANCY OR EGRESS

Status
Current status
finaled
Source status
Signed-off
Finaled
Sep 12, 2023
Expired
Sep 12, 2024
Provenance
First seen by PermitCore
May 2, 2026 · 09:39 UTC
Last seen
May 11, 2026 · 23:59 UTC
Last changed
May 2, 2026 · 09:39 UTC
Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Residential units is placeholder
units_residential_is_placeholder

units_residential matched a known placeholder value used by the source when the field wasn't reported.

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
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

16 permits at this parcel (parcel 4095590036) · through Sep 12, 2023

  1. Sep 12, 2023This permitMEP Mechanical HVAC · Finaled$70,000Metropolitan Mechanical C
  2. Jan 24, 2022671938175Temporary Sign · Finaled$2,500Signstar Nyc
  3. Jan 24, 2022482234118Temporary Sign · Finaled$2,500Signstar Nyc
  4. Nov 13, 20011487319Sign · IssuedUltimate Signs
  5. Nov 8, 20011485844Sign · IssuedUltimate Sign & Design
  6. Date not usable in source1085579Sign · IssuedUltimate Signs And Designs
  7. Date not usable in source1085604Sign · IssuedUltimate Signs And Designs
  8. Date not usable in source291046MEP Mechanical HVAC · IssuedHumidity Control Service CORP
  9. Date not usable in source797443MEP Plumbing · IssuedS.G Plg CORP
  10. Date not usable in source781083MEP Mechanical HVAC · IssuedAbbot Inst
  11. Date not usable in source781065Other · IssuedAbbot Inst
  12. Date not usable in source146902MEP Mechanical HVAC · IssuedGarmer Industries_inc
  13. Date not usable in source140494MEP Mechanical HVAC · IssuedGarmer Industries, INC.
  14. Date not usable in source140496Other · IssuedGarmer Industries, INC.
  15. Date not usable in source27236Other · IssuedCds Mestel
  16. Date not usable in source25925MEP Mechanical HVAC · IssuedCds Mestel

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

Other permits by Metropolitan Mechanical C

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Developer details
Permit #
326081515|Mechanical Systems
Canonical ID
1:326081515|Mechanical Systems
Source permit ID
326081515|Mechanical Systems
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