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Contractor profile / Chicago

KO HEATING AND COOLING LLC

Explore 5 Chicago work permits naming KO HEATING AND COOLING LLC, Jul 17, 2026–Sep 16, 2026. Reported roles and job estimates cover the dates shown.

Recorded contractor roles: CONTRACTOR-REFRIGERATION; CONTRACTOR-VENTILATION.

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Permits describing work5
Latest issued / readySep 16, 2026
Typical reported estimate$120,000
Largest reported estimate$142,720

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0 work permits in the last 30 days · 2 in 90 days · Latest Sep 16, 2026

Source roles CONTRACTOR-REFRIGERATION · CONTRACTOR-VENTILATION

Counts include permits naming this company. Administrative changes, unclear work descriptions and withdrawn records are excluded. Permit issue dates show filing activity; they do not establish construction progress or buying intent. Source work descriptions may differ from the categories shown below.

Activity in this coverage

Jul 17, 2026 — Sep 16, 2026 · Positive reported estimates: 5 of 5 work permits. Typical means the median of those estimates.

Issue yearWork permitsWith estimatesReported estimates
202655$492,720

Each permit counts once, even when a company has several roles. Estimates describe the whole permitted job; they are not company revenue or contract values. 0 administrative or unclear-scope records excluded from these totals. These figures cover the dates shown above and may not include all of the company's work.

Business contacts & licenses

Last checked Nov 2, 2026 · City trade-license register. City says current as of Monday, November 02, 8:00 AM.

Name matches a City register entry · compare the business address to confirm the company.

KO HEATING AND COOLING LLC

609 JOYCE AVE , LOMBARD, IL 60148

(733) 270-7051 ↗ Source ↗ · Checked Nov 2, 2026
General Contractor (Class E)
#TGC141263 · Listed active
License expires: May 7, 2027

Business contact details come from the public city register. Name matching does not independently verify ownership, phone reachability, availability, insurance, or work quality.

Check the official trade-license register ↗

Each permit is counted once by its primary category. A company's source role may cover only part of the work.

Also named on these permits

360 Construction Llc ↗1 shared work permit
Atec Construction Inc ↗1 shared work permit
Chavez Electric ↗1 shared work permit
Forlife Electric Inc ↗1 shared work permit
Jasper Wells ↗1 shared work permit

The source names these companies on the same permits. It does not establish who hired whom or a business partnership.

Permits in this coverage

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702 W 81st St ↗

Interior work · HVAC · Electrical · Plumbing

#101087182 · Interior work

$120,000

Sep 16, 2026

7318 S Aberdeen St ↗

Interior work · HVAC · Electrical · Plumbing · Single-family home

#101084613 · Interior work

$50,000

Sep 11, 2026

4005 W Iowa St ↗

Interior work · HVAC · Electrical · Plumbing

#101080907 · Interior work

$60,000

Jul 29, 2026

7026 S Aberdeen St ↗

Interior work · HVAC · Electrical · Plumbing · Single-family home

#101081184 · Interior work

$142,720

Jul 22, 2026

7633 S Morgan St ↗

Interior work · HVAC · Electrical · Plumbing · Single-family home

#101083077 · Interior work

$120,000

Jul 17, 2026