Permit Record

Alteration Commercial

717 S Wells St, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONCommercial Alteration
Reliable value$1,300,394
ContractorGilbane Building Company, INC. →
Permit record
Parties
Contractor
Gilbane Building Company, INC.
Applicant
Not in source
Owner
At&t Services
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
1716402020
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
41.8730, -87.6334
Geocode confidence
90%
Geocode source
Not in source
Issued
Dec 29, 2011
Applied
Oct 26, 2011
Work class
Commercial
Description
Source description

INTERIOR AND EXTERION ALTERATION TO REPLACE EXISTING PACKAGE COOLING UNITS IN EXISITING TELEPHONE EXCHANGE OFFICE ON 2ND, 3RD FLOOR AND ROOF AS PER PLANS.

Status
Current status
finaled
Source status
COMPLETE
Provenance
First seen by PermitCore
May 2, 2026 · 12:54 UTC
Last seen
May 15, 2026 · 08:41 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

13 permits at this parcel (parcel 1716402020) · Sep 22, 2009 – Jun 16, 2026

  1. Jun 16, 2026101079611Alteration Commercial · Issued$3,000,000Executive Construction , INC.
  2. Jun 28, 2023101022196Roofing$437,145
  3. May 3, 2021100911666Alteration Commercial · Finaled$200,000Ams Construction Company INC
  4. Jul 30, 2020100884808Alteration Residential$531,123
  5. Aug 15, 2019100835984Alteration Residential$101,078
  6. May 2, 2016100631434Alteration Commercial · Finaled$84,000Carlson Design Construct
  7. Mar 10, 2016100638968RoofingSherman Mechanical INC
  8. Feb 6, 2015100562659Alteration Commercial · Finaled$2,500,000Carlson Design Construct
  9. Jan 30, 2013100476021RoofingTherm-Flo-Inc
  10. May 11, 2012100440474Alteration Residential$14,600
  11. Dec 29, 2011This permitAlteration Commercial · Finaled$1,300,394Gilbane Building Company, INC.
  12. Aug 3, 2010100356852Alteration Residential$85,262
  13. Sep 22, 2009100311664Alteration Residential$1,500Berglund Construction Company

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

Other permits by Gilbane Building Company, INC.

Showing up to 12 most-recent permits by this contractor in the indexed window

Developer details
Permit #
100415134
Canonical ID
3:100415134
Source permit ID
100415134
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