Permit Record

Alteration Commercial

3500 Mill Run Dr

ClassificationCommercialCommercial Alteration
Reliable valueNot in source
ContractorKoorsen Fire & Security →
Permit record
Parties
Contractor
Koorsen Fire & Security
Applicant
Owen Harmon
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
560208405
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
Commercial - Other
Geocode & dates
Coordinates
40.0248, -83.1177
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 7, 2025
Applied
Not in source
Work class
Commercial
Status
Current status
finaled
Source status
Final Inspection Approved
Provenance
First seen by PermitCore
May 19, 2026 · 21:48 UTC
Last seen
Jun 26, 2026 · 01:27 UTC
Last changed
May 19, 2026 · 21:48 UTC

Open in Columbus 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

17 permits at this parcel (parcel 560208405) · Aug 27, 2012 – Oct 7, 2025

  1. Oct 7, 2025This permitAlteration Commercial · FinaledKoorsen Fire & Security
  2. May 5, 2025columbus_oh_FALRC2513148Alteration Commercial · FinaledKoorsen Fire & Security
  3. Aug 11, 2023columbus_oh_ALTC2324328Alteration Commercial · IssuedM+a Architects
  4. Nov 3, 2021columbus_oh_FALRC2141404Alteration Commercial · Finaled$500,000Koorsen Fire & Security
  5. Sep 29, 2021columbus_oh_ACS2135631Alteration Commercial · IssuedKoorsen Fire & Security
  6. Sep 17, 2021columbus_oh_FSUPC2135628Alteration Commercial · FinaledKoorsen Fire & Security
  7. Jul 22, 2021columbus_oh_EMEPC2128405MEP Electrical · FinaledAccurate Electric Construction
  8. Jul 19, 2021columbus_oh_ALTC2118080Alteration Commercial · Finaled$500,000Midwest Church Design
  9. Apr 30, 2019columbus_oh_ALTC1902647Alteration Commercial · Finaled$5,681
  10. Jun 22, 2015columbus_oh_PLMB1519414MEP Plumbing · FinaledLimbach Company
  11. Jun 11, 2015columbus_oh_ENAR1518247Alteration Commercial · FinaledLimbach Company
  12. May 11, 2015columbus_oh_FSUP1507798Alteration Commercial · FinaledFire Systems Professionals
  13. May 8, 2015columbus_oh_ELEC1513326New Construction Commercial · FinaledElectrical Service Professionals CO
  14. May 7, 2015columbus_oh_INTR1505273Alteration Commercial · Issued$50,000M+a Architects
  15. Apr 1, 2015columbus_oh_FALR1506604Alteration Commercial · FinaledFire Systems Professionals
  16. Sep 7, 2012columbus_oh_ELEC1229194MEP Electrical · Issued$1,500Star Electric
  17. Aug 27, 2012columbus_oh_CBLD1218953New Construction Commercial · Finaled$100,000M+a Architects

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

Other permits by Koorsen Fire & Security

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

Developer details
Permit #
columbus_oh_FSUPC2536019
Canonical ID
317:columbus_oh_FSUPC2536019
Source permit ID
columbus_oh_FSUPC2536019
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