Permit Record

MEP Mechanical HVAC

3237 S Green St, Chicago, IL

ClassificationHVAC / Mechanical
Reliable valueNot in source
ContractorComfort Control 1, CO.
Permit record
Parties
Contractor
Comfort Control 1, CO.
Applicant
Not in source
Owner
Ping Deng Chen
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
1732215015
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
41.8355, -87.6470
Geocode confidence
90%
Geocode source
Not in source
Issued
Sep 22, 2010
Applied
Sep 22, 2010
Work class
Not in source
Description
Source description

REVISION TO PERMIT # 100312220 TO CHANGE HVAC CONTRACTOR

Provenance
First seen by PermitCore
May 2, 2026 · 12:53 UTC
Last seen
May 15, 2026 · 08:40 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

3 permits at this parcel (parcel 1732215015) · Nov 20, 2009 – Sep 22, 2010

  1. Sep 22, 2010This permitMEP Mechanical HVACComfort Control 1, CO.
  2. Sep 17, 2010100363879Alteration Residential$12,600
  3. Nov 20, 2009100312220Alteration Residential · Finaled$8,000Bam Electric, INC.

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

Other permits by Comfort Control 1, CO.

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Developer details
Permit #
100364496
Canonical ID
3:100364496
Source permit ID
100364496
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