Permit Record

Alteration Commercial

3343 N Clark St, Chicago, IL

ClassificationPERMIT - RENOVATION/ALTERATIONCommercial Alteration
Reliable value$2,000
ContractorT2 G.C. LLC →
Permit record
Parties
Contractor
T2 G.C. LLC
Applicant
Not in source
Owner
Mao Mei
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
1420419005
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
41.9429, -87.6529
Geocode confidence
90%
Geocode source
Not in source
Issued
Nov 10, 2010
Applied
Nov 10, 2010
Work class
Commercial
Description
Source description

REVISION TO EXISTING PERMIT. ORIGINAL PERMIT # 100308718REMOVE EXISTING LOWER LEVEL STAIR ENCLOSURE, ADD (2) EXIT SIGNS, MAXIMIZE HEAD CLEARANCE IN 2 LOCATIONS AT LOWER LEVEL, INFILL EXISTING DOOR OPENING AT 1ST FLOOR.

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

3 permits at this parcel (parcel 1420419005) · Oct 13, 2009 – Nov 10, 2010

  1. Nov 10, 2010This permitAlteration Commercial · Finaled$2,000T2 G.C. LLC
  2. Apr 9, 2010100318473Alteration Commercial · Finaled$8,000T2, Incorporated
  3. Oct 13, 2009100308718Alteration Commercial · Finaled$5,000T2 G.C. LLC

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

Other permits by T2 G.C. LLC

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Developer details
Permit #
100368750
Canonical ID
3:100368750
Source permit ID
100368750
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