Updated: Jun 01, 2026
Location and Projects
Address
3904 SHED RD., San Marcos, TX, 78666
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JAM A/c HVAC/Mechanical Contractor
JAM A/c, 3904 Shed Rd, San Marcos, TX (Owned by: Michalewicz, Jeffery A) holds a Hbe Heating Air State Mechanical license and 3 other licenses according to the San Antonio license board.
Their BuildZoom score of 91 ranks in the top 37% of 222,249 Texas licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring JAM A/c, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
JAM A/c Contact Information
Phone Number: (512) 392-7566
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Address: 3904 SHED RD., San Marcos, TX 78666
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior finish out. [7 day review]
Valuation:
N/A
Permit #:
2025-096796 MP
Status:
issued
Fee:
N/A
Permit Type:
C-1001 commercial...
Building Type:
N/A
Mechanical residential new construction.//d.silva
Valuation:
N/A
Permit #:
2296512
Status:
complete
Fee:
$68
Permit Type:
N/A
Building Type:
N/A
Mechanical permit - repair - replace 3 hvac systems to existing residence only. - residential
Valuation:
N/A
Permit #:
2017-111140 MP
Status:
final
Fee:
$198
Permit Type:
Residential
Building Type:
N/A
Mechanical permit - addition and remodel - nterior remodel: new kitchen new bathroom master bedroom and nursery new stairwell closet new egress window at master bedroom. extending and moving duct around. - r- 434 addition & alterations
Valuation:
N/A
Permit #:
2013-071061 MP
Status:
final
Fee:
$37
Permit Type:
R- 434 addition &...
Building Type:
N/A
Mechanical permit - repair - change out hvac system to sf residence home. - residential
Valuation:
N/A
Permit #:
2016-042347 MP
Status:
final
Fee:
$74
Permit Type:
Residential
Building Type:
N/A
Hvac install
Valuation:
N/A
Permit #:
2018-26503
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
Hvac install
Valuation:
N/A
Permit #:
2018-26502
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial
1213 perkins st hvac replacement
Valuation:
$5,800
Permit #:
2016-20724
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Single Family
Hvac
Valuation:
N/A
Permit #:
ML2014-0376
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac change out
Valuation:
N/A
Permit #:
2015-17760
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family
Air conditioning equipment c/o
Valuation:
$5,500
Permit #:
2015-17233
Status:
issued
Fee:
N/A
Permit Type:
Job trailer
Building Type:
N/A
Equipment c/o
Valuation:
$8,200
Permit #:
2015-16993
Status:
issued
Fee:
N/A
Permit Type:
Job trailer
Building Type:
N/A
Hvac- change out
Valuation:
$6,200
Permit #:
2015-16776
Status:
issued
Fee:
N/A
Permit Type:
Job trailer
Building Type:
N/A
Mechanical permit - addition - new bedroom and bathroom addition and new wood deck to rear of exisiting sf residence - r- 434 addition & alterations
Valuation:
N/A
Permit #:
2008-053704 MP
Status:
final
Fee:
$41
Permit Type:
R- 434 addition &...
Building Type:
N/A
Mechanical permit - addition - detached secondary dwelling to rear of existing sf residence - r- 434 addition & alterations
Valuation:
N/A
Permit #:
2008-068765 MP
Status:
final
Fee:
$41
Permit Type:
R- 434 addition &...
Building Type:
N/A
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BZ Score
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JAM A/c Reviews
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Verified License
BuildZoom confirmed this contractor's license
JAM A/c License info
Verified License
| License # | HBE18317 |
| Status | Active |
| City | San Antonio |
| Type | Hbe Heating Air State Mechanical |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for JAM 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.
Verified License
| License # | HBE18317 |
| Status | Active |
| City | San Antonio |
| Type | Hbe Heating Air State Mechanical |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for JAM 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.
Verified License
| License # | TACLB00018317E |
| Status | Active |
| State | Texas |
| Type | Air Conditioning/Refrigeration Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for JAM A/c 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 # | HBE18317 |
| Status | Inactive |
| City | San Antonio |
- 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 JAM 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.
91
BuildZoom Score
14
Permits
- Building permit records show that JAM A/c has worked on 14 permitted projects.
JAM A/c Employees
JM
Jeffrey A Michalewicz
None
MA
Michalewicz, Jeffery A
Owner
NN
None None
None