Permit Record

Alteration Commercial

1450 W 18th St, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONCommercial Alteration
Reliable value$70,000
ContractorTmc Builders, INC. →
Permit record
Parties
Contractor
Tmc Builders, INC.
Applicant
Not in source
Owner
Timothy Callahan
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
1720303024
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
41.8580, -87.6634
Geocode confidence
90%
Geocode source
Not in source
Issued
May 20, 2022
Applied
Mar 3, 2022
Work class
Commercial
Description
Source description

SPR 2019 CBRC - INTERIOR REMODELING OF EXISTING FIRST FLOOR APARTMENT/RETAIL TO RETAIL SPACE "WHITE BOX" AND STOREFRONT REPLACEMENT. NEW EXIT STAIR FROM BASEMENT LEVEL WITH STRUCTURAL PEER REVIEW AS PER PLANS**CERTIFIED CORRECTIONS SUBJECT TO FIELD INSPECTIONS & AUDIT **

Status
Current status
finaled
Source status
COMPLETE
Provenance
First seen by PermitCore
May 2, 2026 · 13:08 UTC
Last seen
May 15, 2026 · 08:47 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

4 permits at this parcel (parcel 1720303024) · Mar 18, 2010 – Jun 3, 2023

  1. Jun 3, 2023101019145Alteration Commercial · Finaled$100,000Tasso Design LLC
  2. Jul 21, 2022100977724Alteration Commercial · Expired$40,000Tmc Builders, INC.
  3. May 20, 2022This permitAlteration Commercial · Finaled$70,000Tmc Builders, INC.
  4. Mar 18, 2010100330927Alteration Commercial · Finaled$18,000Brian King Masonry, INC

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

Other permits by Tmc Builders, INC.

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 #
100956699
Canonical ID
3:100956699
Source permit ID
100956699
Browse Chicago permits in the Market Explorer →Pull this permit via /v1/permits →