Permit Record

MEP Mechanical HVAC

1820 N Keeler Ave, Chicago, IL

ClassificationHVAC / Mechanical
Reliable value$3,950
ContractorJohn-House Doctor CO →
Permit record
Parties
Contractor
John-House Doctor CO
Applicant
Not in source
Owner
Scott Rosenzweig
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
1334411032
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
41.9142, -87.7315
Geocode confidence
90%
Geocode source
Not in source
Issued
Jan 19, 2015
Applied
Jan 19, 2015
Work class
Not in source
Description
Source description

FURNACE (REPLACEMENT ONLY): QTY 1

Provenance
First seen by PermitCore
May 2, 2026 · 12:58 UTC
Last seen
May 15, 2026 · 08:43 UTC
Last changed
May 5, 2026 · 04:40 UTC

Open in Chicago source →

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

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
  • Valuation is placeholder
Project timeline at this parcel

2 permits at this parcel (parcel 1334411032) · May 12, 2014 – Jan 19, 2015

  1. Jan 19, 2015This permitMEP Mechanical HVAC$3,950John-House Doctor CO
  2. May 12, 2014100540294Addition Residential$60,000Janusz Dlugosl

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

Other permits by John-House Doctor CO

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Developer details
Permit #
100577967
Canonical ID
3:100577967
Source permit ID
100577967
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