Permit Record

Mechanical Systems

42 Monroe Street, Brooklyn, NY 11238

ClassificationHVAC / Mechanical
Reliable value$50,000
ContractorHatchet Works CORP →
Permit record
Parties
Contractor
Hatchet Works CORP
Applicant
Zachariah Rockhill
Owner
Pr
Architect
Not in source
Engineer
Not in source
Contractor license
613262
Building & lot · PLUTO
Building class
B3
Zoning district
R6B
Lot area
1,717 sq ft
Year built
1899
Units (total)
2
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3019870031
Climate zone (IECC)
4A
Roof area (est.)
1,150 sq ft
HVAC tonnage (est.)
4 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6846, -73.9576
Geocode confidence
95%
Geocode source
Not in source
Issued
May 8, 2024
Applied
Not in source
Work class
Not in source
Description
Source description

INSTALLATION OF HVAC SYSTEMS FOR NEW ARCHITECTURAL LAYOUT.

Status
Current status
finaled
Source status
Signed-off
Finaled
Mar 29, 2022
Expired
Jan 1, 2025
Provenance
First seen by PermitCore
May 2, 2026 · 09:47 UTC
Last seen
Jul 3, 2026 · 10:21 UTC
Last changed
Jul 3, 2026 · 10:21 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

8 permits at this parcel (parcel 3019870031) · Jan 6, 2022 – May 8, 2024

  1. May 8, 2024This permitMEP Mechanical HVAC · Finaled$50,000Hatchet Works CORP
  2. Feb 1, 2024315292907MEP Plumbing · Finaled$35,000Rolando Mechanical Of Ny
  3. Jul 25, 2023384510443Alteration Commercial · Finaled$15,000Hatchet Works CORP
  4. Jun 1, 2023103782818MEP Plumbing · Finaled$35,000Rolando Mechanical Of Ny
  5. May 19, 2023524861128Foundation Only · Finaled$25,000Hatchet Works CORP
  6. Apr 21, 2023190244616Alteration Commercial · Finaled$42,000Hatchet Works CORP
  7. Apr 21, 2023427075278Alteration Commercial · Finaled$117,600Hatchet Works CORP
  8. Jan 6, 2022501030142Alteration Commercial · Finaled$15,000Hatchet Works CORP

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

Other permits by Hatchet Works CORP

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Developer details
Permit #
496793142|Mechanical Systems
Canonical ID
1:496793142|Mechanical Systems
Source permit ID
496793142|Mechanical Systems
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