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Project researchCoverage & sources ↗
Naperville, Illinois / Permit

1843 W DIEHL RD

#2014-00000349 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY

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Historical archive · Historical record; its issue date and status do not establish current activityOfficial source ↗

Work described

Interior work

Read the complete work description in the official source.

Legacy source issue date
Jun 11, 2014
Source status
Check official source
Reported estimate
$350,000
First observed here
Oct 27, 2026
Last source check
Oct 27, 2026

Recorded companies

No verified company role supplied by this source.

Company contact routes

No reviewed project-specific buyer route is established for the selected offering.

Suggested departments are research starting points. Printed roles and published company contacts do not establish project purchasing authority or an available package.

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The checked permit scope does not support automatic service suggestions. Browse the directory to research companies directly.

Up to eight companies with potentially relevant offerings. Listing order does not establish company quality or availability. Confirm project requirements, products and availability. Suggestions do not establish a hiring relationship, open bid, construction start or readiness for cleaning.

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Address timeline and official history ↗

Source and coverage

Separate historical permit system, phased out during 2022–2024, with some later issue dates. Imported only as historical observations. Nonconstruction program and occupancy records are excluded. Separate permits and systems are not unique projects.

Naperville historical permit system ↗

Historical permit system; not current activity or a current validity check

Legacy printed numbers can be shared by trade permits; identity includes the official permit code

Legacy UTC-midnight source date retained without a local-time shift

Separate permits and permit systems must not be summed as unique projects

Source-supplied coordinates; parcel precision not verified

A record, hearing or estimate does not establish construction start, completion or buying intent.

Observed changes

Oct 27, 2026 · Baseline

Interior work

Source date: Jun 11, 2014 · Source status: Check official source

Collected records at this address

Literal address matches within Naperville; parcels and construction phases are not automatically merged.

COMM-0443-2026 · COMMERCIAL · COMMERCIAL ROOFING/RTU/EXTERIOR REPAIR ↗ · Sep 27, 2026

2023-00004579 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Mar 1, 2024

2023-00004580 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Mar 1, 2024

2023-00004581 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Feb 20, 2024

2023-00004582 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Feb 20, 2024

2023-00004583 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Feb 20, 2024

2023-00004584 · PERMANENT SIGN · SIGN APPLICATIONS ↗ · Feb 20, 2024

2023-00003551 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL ALTERATION/REPAIR (NO NEW SQ FTG) ↗ · Jan 2, 2024

COMM-0009-2025 · COMMERCIAL · COMMERCIAL BUILDING ALTERATION ↗ · Jan 1, 2024

2023-00004661 · SEWER/WATER REPAIR OR REPLACE · PLUMBING PERMIT ↗ · Dec 21, 2023

ELEV-0357-2023 · ELEVATOR · NEW ELEVATOR ↗ · Nov 28, 2023

ELEV-0358-2023 · ELEVATOR · NEW ELEVATOR ↗ · Nov 28, 2023

2014-00000962 · FIRE SUPPRESSION SYSTEM · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Oct 9, 2014

2014-00000963 · FIRE SUPPRESSION SYSTEM · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Oct 9, 2014

2014-00000962 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Jun 11, 2014

2014-00000963 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Jun 11, 2014

2014-00000964 · COMMERCIAL BUILDING ALTERATION · COMMERCIAL TENANT BUILD-OUT ONLY ↗ · Jun 11, 2014