Permit Record

MEP Mechanical HVAC

3858 S Cottage Grove Ave, Chicago, IL

ClassificationHVAC / Mechanical
Reliable valueNot in source
ContractorS Mechanical →
Permit record
Parties
Contractor
S Mechanical
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
1734425006
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
41.8245, -87.6073
Geocode confidence
90%
Geocode source
Not in source
Issued
Aug 25, 2010
Applied
Aug 25, 2010
Work class
Not in source
Description
Source description

REPLACE THE THREE EXISTING RTU'S WITH THREE LENNOX RTU'S,ONE 15 TON THREE COMPRESSORS, ONE 15 TON TWO COMPRESSORS, ONE 25 TON FOUR COMPRESSORS,R410A, AIR COOLED, SELF CONTAINED, LOCATED ON THE ROOF.

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

6 permits at this parcel (parcel 1734425006) · Aug 25, 2010 – Dec 27, 2023

  1. Dec 27, 2023B200004203Roofing · Pending$589,475
  2. Jul 5, 2013100498440Roofing$97,000
  3. May 22, 2013100491814MEP Mechanical HVAC$26,000Home Mobility Solutions INC.
  4. Jan 7, 2013100473055Alteration Commercial · Finaled$698,325Apex Construction Group
  5. Aug 25, 2010100360425RoofingS Mechanical
  6. Aug 25, 2010This permitMEP Mechanical HVACS Mechanical

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

Other permits by S Mechanical

Showing up to 12 most-recent permits by this contractor in the indexed window

No other permits by this contractor in the indexed window.
Developer details
Permit #
100360290
Canonical ID
3:100360290
Source permit ID
100360290
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