Updated: Jun 30, 2026
Location and Projects
Address
NA, Garland, TX, 75044
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Oncall Heat & Air HVAC/Mechanical Contractor
Oncall Heat & Air, Na, Garland, TX (Employee: Thang Dao) holds a Building license and 15 other licenses according to the Frisco license board.
Their BuildZoom score of 101 ranks in the top 12% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Oncall Heat & Air, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Oncall Heat & Air Contact Information
Phone Number: (469) 726-2746
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Address: NA, Garland, TX 75044
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Oncall Heat & Air Garland
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Oncall Heat & Air has a BuildZoom score of 101, which places them above 88% of 222,249 contractors in Texas.
Activity
|
2 projects
|
2025 |
|
6 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Oncall Heat & Air has worked on at least
9.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
4 projects
|
Commercial Renovations |
|
8 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Oncall Heat & Air mostly works on
hvac project
and commercial renovation
projects.
Pricing
|
3 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $97,500. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
This is a sample of this contractor's permits. Click here to access their complete permit history.
4006-install type i vent-a-hood *
Valuation:
$8,000
Permit #:
2502111108
Status:
issued
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Restaurant withou...
1403 sf hold my chai
Valuation:
$250,000
Permit #:
B23-00292
Status:
complete
Fee:
$1,608
Permit Type:
Cifo
Building Type:
N/A
2670 sf madhur llc dba gwalia restaurant
Valuation:
$150,000
Permit #:
B23-04056
Status:
complete
Fee:
$1,486
Permit Type:
Cifo
Building Type:
N/A
3100 sf dash nail spa
Valuation:
$170,000
Permit #:
B23-04873
Status:
complete
Fee:
$1,641
Permit Type:
Cifo
Building Type:
N/A
Plumbing-new building out
Valuation:
N/A
Permit #:
24-00002074|000-000|VOPL
Status:
issued
Fee:
N/A
Permit Type:
Addn/remodel reta...
Building Type:
N/A
Replace 2 condensers
Valuation:
N/A
Permit #:
24-00002074|000-000|VOME
Status:
issued
Fee:
N/A
Permit Type:
Addn/remodel reta...
Building Type:
N/A
Electrical remodel
Valuation:
N/A
Permit #:
24-00002074|000-000|VOEL
Status:
issued
Fee:
N/A
Permit Type:
Addn/remodel reta...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
24-00002074|000-000|CO
Status:
final
Fee:
N/A
Permit Type:
Addn/remodel reta...
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
24-00002074|000-000|BPAC
Status:
issued
Fee:
N/A
Permit Type:
Addn/remodel reta...
Building Type:
N/A
1115-interior remodel only
Valuation:
$45,000
Permit #:
2409061024
Status:
issued
Fee:
N/A
Permit Type:
(b) renovation
Building Type:
Vacant floor space
I repaint the interior and replacing some dirty ceiling tile
Valuation:
N/A
Permit #:
2023 049495 000 00 CP
Status:
final
Fee:
N/A
Permit Type:
Business
Building Type:
N/A
1115-interior remodel only
Valuation:
$5,100
Permit #:
2403011113
Status:
complete
Fee:
N/A
Permit Type:
(b) renovation
Building Type:
Commercial amusem...
1400 sf satoshi
Valuation:
$8,500
Permit #:
B25-01207
Status:
complete
Fee:
$204
Permit Type:
Cifo
Building Type:
N/A
Tfo - bb.q chicken
Valuation:
$261,038
Permit #:
2404-1032
Status:
final
Fee:
$1,182
Permit Type:
Interior remodel
Building Type:
N/A
Replace 6 flexible ducts
Valuation:
$800
Permit #:
1703291027
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Personal service use
Interior remodel- tenant space finish out
Valuation:
$40,000
Permit #:
1612191008
Status:
complete
Fee:
N/A
Permit Type:
(b) renovation
Building Type:
Personal service use
Replace 6 flexible ducts
Valuation:
$800
Permit #:
1703291027
Status:
complete
Fee:
N/A
Permit Type:
(b) alteration
Building Type:
Personal service use
Replace walk in cooler
Valuation:
$18,000
Permit #:
6-16-11612
Status:
ISSUED
Fee:
$50
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
122
BZ Score
$6.9K
Avg Project
-
Projects
121
BZ Score
$10.5K
Avg Project
-
Projects
123
BZ Score
$11.3K
Avg Project
-
Projects
Oncall Heat & Air Reviews
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Verified License
BuildZoom confirmed this contractor's license
Oncall Heat & Air License info
Verified License
| License # | R26-1613 |
| Status | Active |
| City | Frisco |
| Type | Building |
| Date Issued | 06-17-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Oncall Heat & Air at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C14351 |
| Status | Active |
| County | Denton |
| Type | Mechanical |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of Oncall Heat & Air with the Denton County
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC16820 |
| Status | Active |
| City | Plano |
| Type | General |
| Date Issued | 02-18-2026 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Oncall Heat & Air at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | AEC13667 |
| Status | Active |
| City | Plano |
| Type | Mechanical/Hvac |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Oncall Heat & Air at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dallas |
| Type | Mechanical (Me) |
- When BuildZoom last verified this license, it had an expiration date of December, 2017. Check the current license status of Oncall Heat & Air with the City of Dallas
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dallas |
| Type | Building (Bu) |
- When BuildZoom last verified this license, it had an expiration date of December, 2017. Check the current license status of Oncall Heat & Air with the City of Dallas
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HAC-25-56555 |
| Status | Inactive |
| City | San Antonio |
| Type | State Mechanical Contractor Hac |
- According to the City of San Antonio, TX Licensed Contractors, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Oncall Heat & Air at the City of San Antonio, TX Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC23393 |
| Status | Inactive |
| Town | Flower Mound |
| Type | Mechanical |
- According to the Flower Mound Department of Building Inspections, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Oncall Heat & Air at the Flower Mound Department of Building Inspections.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 2023 048960 000 00 BR |
| Status | Inactive |
| City | Arlington |
| Type | General Contractor |
- According to the City of Arlington, TX, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Oncall Heat & Air at the City of Arlington, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Building (Bu) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | R23-1801 |
| Status | Inactive |
| City | Frisco |
| Type | Building |
- According to the The City of Frisco, TX, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Oncall Heat & Air at the The City of Frisco, TX.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | AEC2473 |
| Status | Inactive |
| City | Plano |
| Type | Mechanical/Hvac |
- According to the City of Plano, Texas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Oncall Heat & Air at the City of Plano, Texas.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Building (Bu) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Dallas |
| Type | Mechanical (Me) |
- According to the City of Dallas, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
11
Permits
- Building permit records show that Oncall Heat & Air has worked on 11 permitted projects.
Oncall Heat & Air Employees
TD
Thang Dao
Applicant