Permit Record

MEP Mechanical HVAC

121 W Chestnut St, Chicago, IL

ClassificationHVAC / Mechanical
Reliable value$20,180
ContractorOtis Elevator - Chicago
Permit record
Parties
Contractor
Otis Elevator - Chicago
Applicant
Not in source
Owner
Chestnut Tower
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
1704448029
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
41.8979, -87.6322
Geocode confidence
90%
Geocode source
Not in source
Issued
Dec 22, 2017
Applied
Dec 22, 2017
Work class
Not in source
Description
Source description

2017 FIRE SERVICE MANDATE UPGRADE FIRE SERVICE OPERATION TO COMPLY CITY ORDINANCE 18-30-320 EFFECTIVE JANUARY 1 ,2017 NO AUTOMATIC RECALL OR LOBBY PANEL ON FIVE (5) ELEVATORS; #1 & #2 3500LB.CAP, GEARED TRACTION 31-FLOORS. #3 3500LB.CAP, GEARED TRACTION, 38-FLOORS. #PK(GAR) 2500LB.CAP, ROPED HYDRAULIC, 5-FLOORS. #DOCK 5000LB.CAP, HYDRAULIC, 2-FLOORS. PURSUANT TO THE SCOPE OF WORK SUBMITTED.EV018353

Provenance
First seen by PermitCore
May 2, 2026 · 13:02 UTC
Last seen
May 15, 2026 · 08:45 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

8 permits at this parcel (parcel 1704448029) · Nov 6, 2012 – Mar 30, 2025

  1. Mar 30, 2025B200418135Alteration Residential · Pending$32,400
  2. Dec 28, 2022101000786MEP Mechanical HVAC$6,000Otis Elevator - Chicago
  3. Jul 19, 2022100980630Addition Residential$36,579Ls Contracting Group, INC.
  4. Jan 13, 2021100905591MEP Mechanical HVAC$1,900Otis Elevator - Chicago
  5. Dec 16, 2020100903246MEP Mechanical HVAC$1,800Otis Elevator - Chicago
  6. Dec 22, 2017This permitMEP Mechanical HVAC$20,180Otis Elevator - Chicago
  7. Nov 28, 2012100468654Addition Residential$75,000Bulley & Andrews, L.L.C.
  8. Nov 6, 2012100465707Alteration Residential$1,080,933

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

Other permits by Otis Elevator - Chicago

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Developer details
Permit #
100741325
Canonical ID
3:100741325
Source permit ID
100741325
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