Permit Record

MEP Mechanical HVAC

1541 W Pearson St, 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
1705322009
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
41.8974, -87.6666
Geocode confidence
90%
Geocode source
Not in source
Issued
Feb 13, 2020
Applied
Feb 13, 2020
Work class
Not in source
Description
Source description

REVISION TO CHANGE OF HVAC CONTRACTOR.PERMIT#100746837.CSL CLIMATE CONTROL CO.

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

3 permits at this parcel (parcel 1705322009) · Nov 20, 2018 – Feb 13, 2020

  1. Feb 13, 2020This permitMEP Mechanical HVAC
  2. Jun 13, 2019100825175MEP PlumbingChitown Construction, LLC. Dba Reign Renovations
  3. Nov 20, 2018100746842New Construction Residential Mf · Finaled$583,333Chitown Construction, LLC. Dba Reign Renovations

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

Developer details
Permit #
100862628
Canonical ID
3:100862628
Source permit ID
100862628
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