Permit Record

Alteration Commercial

7949 S Ellis Ave, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONCommercial Alteration
Reliable value$600,000
ContractorWindsor Building Company →
Permit record
Parties
Contractor
Windsor Building Company
Applicant
Not in source
Owner
Boguslaw Owca
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
2035104014
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
41.7499, -87.6002
Geocode confidence
90%
Geocode source
Not in source
Issued
Nov 10, 2010
Applied
Sep 14, 2010
Work class
Commercial
Description
Source description

INTERIOR ALTERATION FOR 12 DWELLING UNITS.AS PER PLANS.NO REFRIGERATION UNDER THIS PERMIT.

Status
Current status
finaled
Source status
COMPLETE
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 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 2035104014) · Sep 24, 2008 – Nov 10, 2010

  1. Nov 10, 2010This permitAlteration Commercial · Finaled$600,000Windsor Building Company
  2. Sep 24, 2008100250063Alteration Commercial · Finaled$20,000Lightning Construction

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

Other permits by Windsor Building Company

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Developer details
Permit #
100353370
Canonical ID
3:100353370
Source permit ID
100353370
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