Permit Record

MEP Mechanical HVAC

535 E 41st St, Chicago, IL

ClassificationHVAC / Mechanical
Reliable valueNot in source
ContractorLand Towers, LLC →
Permit record
Parties
Contractor
Land Towers, LLC
Applicant
Not in source
Owner
Sawson Jawat
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
2003213019
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
41.8202, -87.6120
Geocode confidence
90%
Geocode source
Not in source
Issued
Apr 21, 2015
Applied
Apr 21, 2015
Work class
Not in source
Description
Source description

REVISION TO PERMIT # 100538082 TO CHANGE THE GC OF RECORD TO LAND TOWERS, LLC. AND THE HVAC & REFRIGERATION CONTRACTOR TO ARTNOR, CO.

Provenance
First seen by PermitCore
May 2, 2026 · 12:59 UTC
Last seen
May 15, 2026 · 08:43 UTC
Last changed
May 5, 2026 · 04:40 UTC

Open in Chicago source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Valuation is placeholder
valuation_usd_is_placeholder

valuation_usd matched a known placeholder (often 0 or 1) used by the source when the real valuation wasn't reported.

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
Project timeline at this parcel

2 permits at this parcel (parcel 2003213019) · Feb 4, 2015 – Apr 21, 2015

  1. Apr 21, 2015This permitMEP Mechanical HVACLand Towers, LLC
  2. Feb 4, 2015100580026MEP PlumbingG-Slow Construction Services, LLC.

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

Other permits by Land Towers, LLC

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

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Developer details
Permit #
100591136
Canonical ID
3:100591136
Source permit ID
100591136
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