Permit Record

Alteration Commercial

4131 W 21ST PL, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONCommercial Alteration
Reliable value$100,000
ContractorMCM3 CONSTRUCTION AND MANAGEMENT LLC
Permit record
Parties
Contractor
MCM3 CONSTRUCTION AND MANAGEMENT LLC
Applicant
Not in source
Owner
ALPHONSO STEWART
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
Floor area
Not in source
Parcel & enrichment
Parcel APN
1622427010
Climate zone (IECC)
5A
Roof area (est.)
Not in source
HVAC tonnage (est.)
Not in source
Building type
Not in source
Geocode & dates
Coordinates
41.8524, -87.7285
Geocode confidence
90%
Geocode source
Not in source
Issued
2026-06-24
Applied
2026-01-23
Work class
Commercial
Description
Source description

SPR CBC 2019: INTERIOR ALTERATIONS TO EXISTING 2 STORY, 3 DU RESIDENCE W/ BASEMENT/ IIIA CONSTRUCTION

Status
Current status
issued
Source status
ACTIVE
Provenance
First seen by PermitCore
Jun 26, 2026 · 11:50 UTC
Last seen
Jul 1, 2026 · 12:14 UTC
Last changed
Jun 26, 2026 · 11:50 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 1622427010) · 2009-04-29 – 2026-06-24

  1. 2026-06-24This permitAlteration Commercial · Issued$100,000MCM3 CONSTRUCTION AND MANAGEMENT LLC
  2. 2009-04-29100289110Alteration Residential$700

Full permit history at this parcel · as of 2026-06-28.

Other permits by MCM3 CONSTRUCTION AND MANAGEMENT LLC

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Developer details
display_permit_id
101078796
canonical_uid
3:101078796
source_permit_id
101078796
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