Updated: Jun 09, 2026
Location and Projects
Address
PO Box 2211, League City, TX, 77574
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Simpson Heating & A/C
Simpson Heating & A/C, League, Po Box 2211, League City, TX (Owned by: Oj Garza) holds a Mechanical Contractor license and 15 other licenses according to the Alvin license board.
Their BuildZoom score of 89 does not rank in the top 50% of Texas contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Simpson Heating & A/C, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Simpson Heating & A/C Contact Information
Phone Number: (254) 315-6976
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Address: PO Box 2211, League City, TX 77574
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Simpson Heating & A/C League City
Quality
89
30th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Simpson Heating & A/C has a BuildZoom score of 89, which places them above 30% of 222,249 contractors in Texas.
Activity
|
3 projects
|
2025 |
|
1 project
|
2024 |
Our building permit records indicate that Simpson Heating & A/C has worked on at least
4.0 projects over the past 2 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
|
3 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Simpson Heating & A/C mostly works on
hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
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.
Building Permits by Simpson Heating & A/C
This is a sample of this contractor's permits. Click here to access their complete permit history.
Occ report/bar/hookah lounge/2 250 sq ft/2012 code
Valuation:
$0
Permit #:
24034284
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
2 700 sf convt to bar/expansn 1-1-2-a2-b 21 ibc
Valuation:
N/A
Permit #:
24018188
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Occ report/childcare center/4 200 sq ft/70 code
Valuation:
N/A
Permit #:
23087580
Status:
issued
Fee:
N/A
Permit Type:
Non-residential a...
Building Type:
N/A
Commercial kitchen ventilation hood must comply to all local codes plans must be on jobsite
Valuation:
N/A
Permit #:
21060271
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Complete hvac installation
Valuation:
$9,000
Permit #:
MR-242651
Status:
expired
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
Commercial kitchen ventilation hood must comply to all local codes plans must be on jobsite
Valuation:
N/A
Permit #:
19071012
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New hvac commercial bldg//rsm 11/19/19 ref completion permit 2554231//ryoung
Valuation:
N/A
Permit #:
2551647
Status:
filed
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
New hvac commercial bldg//rsm 11/19/19 ref completion permit 2554231//ryoung
Valuation:
N/A
Permit #:
2551647
Status:
filed
Fee:
$76
Permit Type:
N/A
Building Type:
N/A
Installation of a 12ft kitchen vent hood (captive air themo teck)
Valuation:
$12,000
Permit #:
19050280
Status:
complete
Fee:
$214
Permit Type:
N/A
Building Type:
N/A
Commercial kitchen ventilation hood must comply to all local codes plans must be on jobsite. the special guest bakery
Valuation:
N/A
Permit #:
19020123
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commercial kitchen ventilation hood must comply to all local codes plans must be on jobsite
Valuation:
N/A
Permit #:
18070250
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Mechr - building mechanical - residential
2018-01-11
Ductwork only - will need to check in at office so they can let you in
Valuation:
N/A
Permit #:
18-00276
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2- heat 2- air roof top units with metal and flex duct
Valuation:
N/A
Permit #:
18-06595
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Fajita pete's - vent hood
Valuation:
N/A
Permit #:
MOTR2019-000022
Status:
final
Fee:
N/A
Permit Type:
Vent hood
Building Type:
N/A
Fajita pete's
Valuation:
$19,000
Permit #:
MOTR2019-000022
Status:
issued
Fee:
N/A
Permit Type:
Vent hood
Building Type:
N/A
Installation of a 10ft. commercial kitchen vent hood
Valuation:
N/A
Permit #:
18-01471
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
16 ft hood installment
Valuation:
N/A
Permit #:
MECH17-01084
Status:
final
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Flex ductwork only
Valuation:
N/A
Permit #:
18-06103
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Flex ductwork only
Valuation:
N/A
Permit #:
18-01420
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2 heat 2 air 4 ton
Valuation:
N/A
Permit #:
18-06250
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Simpson Heating & A/C License info
Verified License
| License # | 17-077439 |
| Status | Active |
| City | Alvin |
| Type | Mechanical Contractor |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Simpson Heating & A/C at the City of Alvin.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Dickinson |
| Type | Mechanical Contractor |
- When BuildZoom last verified this license, it had an expiration date of May, 2025. Check the current license status of Simpson Heating & A/C with the City of Dickinson
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HAE56587 |
| Status | Active |
| City | San Antonio |
| Type | Hae Heating Air State Mechanical |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Simpson Heating & A/C at the City of San Antonio, TX Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | TACLA00056587E |
| Status | Active |
| State | Texas |
| Type | Air Conditioning/Refrigeration Contractor |
- When BuildZoom last verified this license, it had an expiration date of June, 2026. Check the current license status of Simpson Heating & A/C with the Texas Department of Licensing and Regulation
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | MECH4977439 |
| Status | Active |
| City | Alvin |
| Type | Mechanical Contractor |
- BuildZoom has not verified this license since May, 2024.
Verify this license's status for Simpson Heating & A/C at the City of Alvin.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 16-025693 |
| Status | Inactive |
| City | Wichita Falls |
| Type | Mechanical |
- According to the City of Wichita Falls, 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 Simpson Heating & A/C at the City of Wichita Falls.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 00-030231 |
| Status | Inactive |
| City | Wichita Falls |
| Type | Mechanical |
- According to the City of Wichita Falls, 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 Simpson Heating & A/C at the City of Wichita Falls.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TACLA56587E |
| Status | Inactive |
| City | Baytown |
| Type | Mechanical Contractor |
- According to the City of Baytown, 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 Simpson Heating & A/C at the City of Baytown, Texas.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Waco |
| Type | City Insurance |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 26765 |
| Status | Inactive |
| City | Waco |
| Type | Mechanical |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Waco |
| Type | City Insurance |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TACLB27546E |
| Status | Inactive |
| City | Waco |
| Type | Mechanical |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Waco |
| Type | City Insurance |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Waco |
| Type | City Insurance |
- According to the City of Waco, 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 Simpson Heating & A/C at the City of Waco.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CONT2016-0176 |
| Status | Inactive |
| City | Galveston |
| Type | Mechanical |
- According to the City of Galveston Department Of Planning And Community Development, 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 Simpson Heating & A/C at the City of Galveston Department Of Planning And Community Development.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | TACLB00005334E |
| Status | Inactive |
| State | Texas |
| Type | Air Conditioning/Refrigeration Contractor |
- According to the Texas Department of Licensing and Regulation, 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 Simpson Heating & A/C at the Texas Department of Licensing and Regulation.
This is a sample of licensing data; click here to access a complete history.
89
BuildZoom Score
Insured
| Insurer | Sue Cheung |
81
Permits
- Building permit records show that Simpson Heating & A/C has worked on 81 permitted projects.
Simpson Heating & A/C Employees
DW
Dale Lee Williams
Owner
KG
Kyle Grisham
Owner
MS
Mario J Simpson
None
MS
Mario Simpson
OG
Oj Garza
Owner
SJ
Simpson Mario Juan
Owner
SJ
Simpson, Mario Juan
Owner
SL
Simpson, Onie Lee
Owner
Called OJ Garza to clean 3 residential HVAC units in a house. He sent two of his unlicensed helpers to do the work, which took less than 3 hrs. He charged me $975!!!! He is obviously more interested in making a quick buck than earning a fair reputation or providing competitive services.