Updated: Jun 16, 2026
Location and Projects
Address
3652 FM 536, Floresville, TX, 78114
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Johnston Mechanical LLC
Johnston Mechanical LLC, 3652 Fm, Floresville, TX (Owned by: Johnston, William Lee) holds a Air Conditioning/Refrigeration Contractor license and 1 other license according to the Texas license board.
Their BuildZoom score of 94 ranks in the top 24% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Johnston Mechanical LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Johnston Mechanical LLC Contact Information
Address: 3652 FM 536, Floresville, TX 78114
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Building Permits by Johnston Mechanical LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Mechanical permit - addition and remodel - addition to addition curbside service to existing food sales - c- 437 addition alter convn-nonres
Valuation:
N/A
Permit #:
2019-189167 MP
Status:
final
Fee:
$501
Permit Type:
C- 437 addition a...
Building Type:
N/A
Mechanical permit - addition - eplan: expedited review - addition to existing foods sales (expanding curbside service area) - c- 437 addition alter convn-nonres
Valuation:
N/A
Permit #:
2019-192535 MP
Status:
final
Fee:
$101
Permit Type:
C- 437 addition a...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Johnston Mechanical LLC License info
Verified License
| License # | TACLA00098600C |
| Status | Active |
| State | Texas |
| Type | Air Conditioning/Refrigeration Contractor |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Johnston Mechanical LLC at the Texas Department of Licensing and Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | HAC98600 |
| Status | Inactive |
| City | San Antonio |
| Type | Hac Heating Air State Mechanical |
- 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 Johnston Mechanical LLC at the City of San Antonio, TX Licensed Contractors.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Johnston Mechanical LLC Employees
JL
Johnston, William Lee
Owner
WJ
William L Johnston
None