Permit Record

Alteration Residential

121 W Wacker Dr, Chicago, IL

ClassificationPERMIT - EASY PERMIT PROCESSResidential Alteration
Reliable value$233,865
ContractorMertes Contracting Corporation →
Permit record
Parties
Contractor
Mertes Contracting Corporation
Applicant
Not in source
Owner
121 W. Wacker Building Owners
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
1709419009
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
41.8867, -87.6316
Geocode confidence
90%
Geocode source
Not in source
Issued
Jul 15, 2021
Applied
Jun 30, 2021
Work class
Residential
Description
Source description

ALL ELEVATIONS, TUCK-POINT STONE 1000 L FT., REPAIR/REPLACE BRICK 525 SQ. FT., REPAIR/REPLACE SEALANT 250 LINEAR FT., REPAIR/REPLACE STONE ANGLES 25 L FT., REPAIR/REPLACE STONE DUTCHMAN 20 L FT., REPAIR/REPLACE STONE STRAP DUTCHMAN ANCHORS 5 UNITS, REPAIR/REPLACE BRICK SHELF ANGLE 40 L FT., REPAIR/REPLACE TERRA COTTA LINTEL 20 L FT., REPAIR/REPLACE STEEL ANGLE 85 L FT., REPAIR/REPLACE BRICK 25 SQ. FT., TUCK-POINT STONE 200 L FT., TUCK-POINT BRICK 100 SQ. FT., REPAIR/REPLACE UPWARD FACING JOINTS WITH BACK ROD 50 LINEAR FT., REPAIR/REPLACE SEALANT 200 L FT., ONLY"

Provenance
First seen by PermitCore
May 2, 2026 · 13:07 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

6 permits at this parcel (parcel 1709419009) · Oct 23, 2015 – Jul 15, 2021

  1. Jul 15, 2021This permitAlteration Residential$233,865Mertes Contracting Corporation
  2. Feb 13, 2018100747305MEP PlumbingJc Anderson INC
  3. Jan 16, 2018100742719Alteration Commercial · Finaled$88,625Jc Anderson INC
  4. Oct 23, 2015100620360MEP PlumbingLeopardo Construction INC
  5. Oct 23, 2015100620359MEP PlumbingLeopardo Construction INC
  6. Oct 23, 2015100620353MEP PlumbingLeopardo Construction INC

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

Other permits by Mertes Contracting Corporation

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Developer details
Permit #
100929231
Canonical ID
3:100929231
Source permit ID
100929231
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