D.z.a. Heating And Cooling INC.

Owner: David Perez
Acct #487334
← Search results
1
Total Licenses
1
Active
1
Locations
2022
Operating Since

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Business Summary

D.z.a. Heating And Cooling INC. has been operating in Chicago since 2022 (~4 years). They currently hold 1 active license across 1 location in ASHBURN.

Primary activity: Heating, Ventilation and Air Conditioning Services - Residential Only (Home Based Business) (HVAC / Mechanical).

Most recent activity: renewal on 2026-06-08.

Locations

1 address on file
  • 8318 S KOSTNER AVEAshburn · 3 licensesActive
    Licenses (3)
    • Regulated Business LicenseActive2026-06-08
    • Regulated Business License2024-06-17
    • Regulated Business License2022-07-06

Activities

Heating, Ventilation and Air Conditioning Services - Residential Only (Home Based Business)

Licenses

3 records

One row per license event since 2020. Tap any row for the full record. A renewal with no issuance below it points to a license first issued before our 2020 coverage window.

Regulated Business LicenserenewalActiveIssued 2026-06-08 · Expires 2028-07-15
License number
2857026
License code
4404
Site number
1
DBA name
D.z.a. Heating And Cooling INC.
Legal name
D.z.a. Heating And Cooling INC.
Address
8318 S KOSTNER AVE, CHICAGO, IL 60652
Business activity
Heating, Ventilation and Air Conditioning Services - Residential Only (Home Based Business)
Application type
RENEW
Conditional approval
N
License start
2026-07-16
Payment date
2026-06-08
Date issued
2026-06-08
Expiration
2028-07-15
Status change
Data not available
Ward
18
Precinct
44
Police district
8
Community area
Ashburn
Neighborhood
ASHBURN
SSA
Data not available
Regulated Business LicenselapseIssued 2024-06-17 · Expires 2026-07-15
License number
2857026
License code
4404
Site number
1
DBA name
D.z.a. Heating And Cooling INC.
Legal name
D.z.a. Heating And Cooling INC.
Address
8318 S KOSTNER AVE, CHICAGO, IL 60652
Business activity
Heating, Ventilation and Air Conditioning Services - Residential Only (Home Based Business)
Application type
RENEW
Conditional approval
N
License start
2024-07-16
Payment date
2024-06-16
Date issued
2024-06-17
Expiration
2026-07-15
Status change
Data not available
Ward
18
Precinct
44
Police district
8
Community area
Ashburn
Neighborhood
ASHBURN
SSA
Data not available
Regulated Business LicenselapseIssued 2022-07-06 · Expires 2024-07-15
License number
2857026
License code
4404
Site number
1
DBA name
D.z.a. Heating And Cooling INC.
Legal name
D.z.a. Heating And Cooling INC.
Address
8318 S KOSTNER AVE, CHICAGO, IL 60652
Business activity
Heating, Ventilation and Air Conditioning Services - Residential Only (Home Based Business)
Application type
ISSUE
Conditional approval
N
License start
2022-07-06
Payment date
2022-07-06
Date issued
2022-07-06
Expiration
2024-07-15
Status change
Data not available
Ward
18
Precinct
44
Police district
8
Community area
Ashburn
Neighborhood
ASHBURN
SSA
Data not available

Permits & Construction

Data not available

Property & Census

Neighborhood

Median household income
$91,693
Owner-occupied housing
96.3%
Bachelor’s degree or higher
21.7%
People per sq mi
10,965
White-collar workforce
23.0%
Census tract 17031700302 · ACS 5-year 2024

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