Updated: Apr 26, 2026
Location and Projects
Address
2355 WHITMAN RD, Concord, CA, 94518
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Sobotka Air Systems HVAC/Mechanical Contractor
Sobotka Air Systems at 2355 WHITMAN RD, Concord, CA 94518, held a HVAC/Mechanical Contractor license (#348432) with the California contractors license board with an expiration date of 12-31-2017. We last verified the license was expired on 04-25-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Sobotka Air Systems Contact Information
Phone Number: (925) 798-9300
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Address: 2355 WHITMAN RD, Concord, CA 94518
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace furnace with new 96% afue and air conditioning unit 14 seer per contractor: existing duct systems are constructed insulated or sealed with asbestos
Valuation:
N/A
Permit #:
BIM12-008144
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Replace furnace 80% afue and indoor coil ****hers verification and testing****
Valuation:
N/A
Permit #:
BIM15-002963
Status:
final
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
Replace furnace and add ac afue 80% seer 13
Valuation:
$5,725
Permit #:
B151132
Status:
final
Fee:
$144
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning
Valuation:
N/A
Permit #:
BIM15-001291
Status:
final
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
Replace furnace 95% afue and addition new air conditioning unit 15 seer. electrical for new air conditioning unit duct sealing and testing required per t-24
Valuation:
$12,000
Permit #:
BIMU10-008131
Status:
final
Fee:
$233
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioner change out
Valuation:
N/A
Permit #:
BIM14-002153
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Replace furnace 80% afue & ac 13 seer.
Valuation:
$6,000
Permit #:
B131876
Status:
final
Fee:
$144
Permit Type:
N/A
Building Type:
N/A
Replace furnace (96% afue) & air conditioning (15 seer)
Valuation:
$11,000
Permit #:
B131567
Status:
final
Fee:
$156
Permit Type:
N/A
Building Type:
N/A
Replace 2 wall heaters w/ 2 wall heaters
Valuation:
$2,500
Permit #:
B132036
Status:
final
Fee:
$226
Permit Type:
N/A
Building Type:
N/A
Replacement of existing furnace and air conditioning unit 95% afue 17.0 seer hers verification of duct sealing required per title 24
Valuation:
N/A
Permit #:
BI400763
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Mechanical for fau of 96%efficiency and 1 air conditioning unit
Valuation:
N/A
Permit #:
RM1201409
Status:
final
Fee:
$223
Permit Type:
N/A
Building Type:
N/A
Install new hvac system
Valuation:
N/A
Permit #:
BIM13-008248
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Replace exisitng furance and addition new air conditioning unit 94.1% afue addition electrical work for air conditioning unit only 13.0 seer per contractor
Valuation:
N/A
Permit #:
BI399153
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
Hvac change out
Valuation:
N/A
Permit #:
BIM13-009977
Status:
final
Fee:
$141
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace and air conditioner. furnace 95% afue air conditioner 16% seer 13 -
Valuation:
N/A
Permit #:
BIM10-007254
Status:
final
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
Replace furnace 96% & a/c 16 seer
Valuation:
$11,400
Permit #:
B130109
Status:
final
Fee:
$153
Permit Type:
N/A
Building Type:
N/A
Replace furnace 96% and air conditioning 14.5 seer
Valuation:
$11,000
Permit #:
M13-014497
Status:
FINALED
Fee:
$246
Permit Type:
N/A
Building Type:
N/A
Addition air conditioning to existing furnace
Valuation:
$7,100
Permit #:
B13-0597
Status:
final
Fee:
$82
Permit Type:
N/A
Building Type:
N/A
Furnace and air conditioner
Valuation:
N/A
Permit #:
BIM12-005919
Status:
final
Fee:
$131
Permit Type:
N/A
Building Type:
N/A
Mechanical for fau of 96%efficiency and 1 air conditioning unit
Valuation:
N/A
Permit #:
RM1201409
Status:
FINAL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Sobotka Air Systems License info
Inactive License
| License # | 348432 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, 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 Sobotka Air Systems at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Sobotka Air Systems, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
326
Permits
- Building permit records show that Sobotka Air Systems has worked on 326 permitted projects.
Sobotka Air Systems Employees
WS
William Deane Sobotka
Sole Owner