Permit Record

Roofing

420 W Grand Ave, Chicago, IL

ClassificationRoofing
Reliable valueNot in source
ContractorFirst Star Mechanical INC.
Permit record
Parties
Contractor
First Star Mechanical INC.
Applicant
Not in source
Owner
Not in source
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
1709129017
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
41.8916, -87.6394
Geocode confidence
90%
Geocode source
Not in source
Issued
Feb 15, 2023
Applied
Feb 15, 2023
Work class
Not in source
Description
Source description

REMOVE AND REPLACE EXISTING CARRIER 10 TON CONDENSING UNIT WITH NEW CARRIER 10 TON CONDENSING UNIT, REMOTE, AIR COOLED, R410A, LOCATED ON THE GARAGE ROOF, SERVING UNIT 1A.

Provenance
First seen by PermitCore
May 2, 2026 · 13:09 UTC
Last seen
May 15, 2026 · 08:48 UTC
Last changed
May 12, 2026 · 00:34 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

16 permits at this parcel (parcel 1709129017) · Oct 16, 2008 – Jun 25, 2025

  1. Jun 25, 2025B200428596MEP Plumbing · Issued$123,000
  2. Jun 10, 2025101064365Alteration Residential · Issued$619,814Arkwright Construction LLC
  3. Feb 16, 2023101005780MEP Mechanical HVACFirst Star Mechanical INC.
  4. Feb 15, 2023This permitRoofingFirst Star Mechanical INC.
  5. Jun 16, 2022100976399Alteration Residential$125,000
  6. Oct 27, 2017100732996Alteration Residential$79,000
  7. Feb 1, 2017100688908MEP Mechanical HVAC$98,711Anderson Elevator
  8. Nov 30, 2016100681229MEP Electrical$10,000Kamberos Construction
  9. Dec 1, 2015100625707MEP Plumbing$36,000T. G. C. Development CORP.
  10. Aug 10, 2015100608730Roofing$32,400
  11. May 27, 2014100542581Roofing$38,500
  12. Dec 12, 2013100521112MEP Electrical$95,000Construction Design Services, Ltd.
  13. Nov 2, 2009100312009Alteration Commercial · FinaledHogan Plumbing, INC.
  14. Aug 27, 2009100307906MEP Plumbing
  15. Aug 27, 2009100307905MEP Plumbing
  16. Oct 16, 2008100254112Alteration Commercial · Finaled$30,000Moran Electric CO.

Full permit history at this parcel · as of Aug 22, 2026.

Other permits by First Star Mechanical INC.

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

No other permits by this contractor in the indexed window.
Developer details
Permit #
101005685
Canonical ID
3:101005685
Source permit ID
101005685
Browse Chicago permits in the Market Explorer →Pull this permit via /v1/permits →