Permit Record

MEP Mechanical HVAC

6345 S Artesian Ave, Chicago, IL

ClassificationHVAC / Mechanical
Reliable valueNot in source
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
Not in source
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
Not in source
Zoning district
Not in source
Lot area
Not in source
Year built
Not in source
Units (total)
Not in source
Units (residential)
Not in source
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1924207016
Climate zone (IECC)
5A
Roof area (est.)
Not derivable — no building-size signal for this permit
HVAC tonnage (est.)
Not derivable — no building-size signal for this permit
Building type
Not in source
Building subtype
Not in source
Geocode & dates
Coordinates
41.7779, -87.6847
Geocode confidence
90%
Geocode source
Not in source
Issued
Sep 19, 2019
Applied
Sep 19, 2019
Work class
Not in source
Description
Source description

CHANGE OF MASON,HVAC CONTRACTOR.PERMIT#100794848

Provenance
First seen by PermitCore
May 2, 2026 · 13:05 UTC
Last seen
May 15, 2026 · 08:46 UTC
Last changed
May 5, 2026 · 04:40 UTC

Open in Chicago source →

Data-quality checks1 of 12 flagged

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

Valuation is placeholder
valuation_usd_is_placeholder

valuation_usd matched a known placeholder (often 0 or 1) used by the source when the real valuation 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
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
Project timeline at this parcel

2 permits at this parcel (parcel 1924207016) · Dec 11, 2018 – Sep 19, 2019

  1. Sep 19, 2019This permitMEP Mechanical HVAC
  2. Dec 11, 2018100794848Alteration Residential · Finaled$50,000Zap Electric INC.

Full permit history at this parcel · as of Jul 8, 2026.

Developer details
Permit #
100841712
Canonical ID
3:100841712
Source permit ID
100841712
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