Permit Record

Roofing

4465 N Milwaukee Ave, Chicago, IL

ClassificationRoofing
Reliable valueNot in source
ContractorAir Mechanical Services, INC.
Permit record
Parties
Contractor
Air Mechanical Services, INC.
Applicant
Not in source
Owner
Jim Mays
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
1316224048
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
41.9624, -87.7558
Geocode confidence
90%
Geocode source
Not in source
Issued
Aug 4, 2010
Applied
Aug 4, 2010
Work class
Not in source
Description
Source description

REPLACE 1 ROOF TOP UNIT SAME AS EXISTING

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

2 permits at this parcel (parcel 1316224048) · Aug 4, 2010 – Aug 4, 2010

  1. Aug 4, 2010This permitRoofingAir Mechanical Services, INC.
  2. Aug 4, 2010100357138MEP Mechanical HVACAir Mechanical Services, INC.

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

Other permits by Air Mechanical Services, INC.

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Developer details
Permit #
100357144
Canonical ID
3:100357144
Source permit ID
100357144
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