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Project researchCoverage & sources ↗
Naperville, Illinois / Permit

640 WILLOW RD

#2015-00004182 · MECHANICAL FOR SINGLE FAMILY/DUPLEX · SINGLE FAMILY RESIDENCE

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

Work described

HVAC · Single-family home

Read the complete work description in the official source.

Legacy source issue date
Jan 12, 2016
Source status
Check official source
Reported estimate
$0 reported
First observed here
Oct 27, 2026
Last source check
Oct 27, 2026

Recorded companies

M- HOUSE, LLC ↗
Source-recorded contractor name · Source name within Naperville; corporate identity and purchasing responsibility unverified.

Company contact routes

M- HOUSE, LLC ↗ · Trade estimator or purchasing department

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

Find suppliers & services

Browse companies ↗

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.

Research this address

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

HVAC · Single-family home

Source date: Jan 12, 2016 · Source status: Check official source

Collected records at this address

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

2019-88800120 · RIGHT-OF-WAY · TD RIGHT OF WAY ↗ · Jul 22, 2019

2019-00001068 · PATIO/ATHLETIC COURT · PATIO APPLICATION ↗ · Jun 10, 2019

2019-00001068 · GAZEBO/PERGOLA/PAVILION · PATIO APPLICATION ↗ · Jun 10, 2019

2019-00001068 · FIREPLACE PREFAB · PATIO APPLICATION ↗ · Jun 10, 2019

2019-00000831 · IN-GROUND POOL/SPA/HOT TUB · POOL ABOVE/INGROUND RESIDENTIAL ↗ · May 9, 2019

2016-00002637 · FENCE · FENCE APPLICATION ↗ · Jul 12, 2016

2015-00004182 · PLUMBING FOR SINGLE FAMILY/DUPLEX · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · SINGLE FAMILY HOME · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · PLUMBING BASEMENT ROUGH · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · ELECTRICAL · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · STRUCTURAL FOR SINGLE FAMILY/DUPLEX · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · RESD BUILDING ALTERATION · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004182 · PATIO/ATHLETIC COURT · SINGLE FAMILY RESIDENCE ↗ · Jan 12, 2016

2015-00004181 · RESD DEMOLITION · DEMOLITION SINGLE FAMILY ↗ · Dec 22, 2015