Updated: May 11, 2026
Location and Projects
Address
7650 MARATHON DRIVE #H, Livermore, CA, 94550
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Century Heating & Air Conditng
Century Heating & Air Conditng at 7650 MARATHON DRIVE #H, Livermore, CA 94550, held a HVAC/Mechanical Contractor license (#305753) with the California contractors license board with an expiration date of 05-31-2013. We last verified the license was expired on 05-10-2026.
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.
Century Heating & Air Conditng Services
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Century Heating & Air Conditng Contact Information
Phone Number: (925) 447-3112
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Address: 7650 MARATHON DRIVE #H, Livermore, CA 94550
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Building Permits by Century Heating & Air Conditng
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace wall furnace with split hvac system (80%afue 14 seer)
Valuation:
$10,275
Permit #:
BLDG-2015-00748
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning unit and duct work
Valuation:
$10,425
Permit #:
BLDG-2013-02507
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
Swap out furnace 100, 000 btu's 93% eff. addition air conditioning 60, 000 btu 14 seer puron electrical - 50 amp 220 volt circuit. seal and inspect all air ducts
Valuation:
N/A
Permit #:
BI399897
Status:
issued
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
Furnace replacement 95%afue/60 kbtu and air conditioning unit 16 seer
Valuation:
$6,400
Permit #:
B11-1633
Status:
final
Fee:
$84
Permit Type:
N/A
Building Type:
N/A
Replace furnace 93% afue and air conditioning unit (14 seer) duct testing is not required. extend gas line to new attic furnance install
Valuation:
N/A
Permit #:
F070211
Status:
final
Fee:
$211
Permit Type:
Asfr
Building Type:
N/A
Remove and replace existing equipment with 95% eff and a condensor of up to 17 seer. air conditioning 60, 000 btus furn 100, 000 btus
Valuation:
N/A
Permit #:
BI415648
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
Furnace replacement and air conditioning unit
Valuation:
$8,545
Permit #:
B12-0912
Status:
final
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
Replace furnace (80% afue) and install air conditioning (13 seer) duct testing required revision; install new furnace in attic/rws
Valuation:
N/A
Permit #:
F070206
Status:
final
Fee:
$211
Permit Type:
Asfr
Building Type:
N/A
Swap out air conditioning 48 000 btu's 15 seer 12.5 eer. puron swap out furnace 80 000 btu's 94.5 eff electrical is existing
Valuation:
N/A
Permit #:
IB070208
Status:
final
Fee:
$65
Permit Type:
Mechanical permit
Building Type:
N/A
S/o furnace to 806 and s/o air conditioning to 13 seer (like for like)
Valuation:
$6,535
Permit #:
BLDG-2011-01453
Status:
final
Fee:
$120
Permit Type:
N/A
Building Type:
N/A
Replace furnace (92.5 % afue) addition air conditioning (16 seer) & one 220 volt 30 amp circuit
Valuation:
N/A
Permit #:
F110142
Status:
final
Fee:
$370
Permit Type:
Asfr
Building Type:
N/A
Replace furnace (93% afue) and air conditioning (14 seer). no duct testing required electric - 50 amp 220 volt circuit
Valuation:
N/A
Permit #:
F080121
Status:
final
Fee:
$211
Permit Type:
Asfr
Building Type:
N/A
Remove/replace air conditioning 48, 000 btu 14 seer puron & furnace 100, 000 btu 93% eff. inspect & seal all ductwork
Valuation:
N/A
Permit #:
BI397700
Status:
final
Fee:
$78
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2010-3417
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 3ma; 109-115 west crystal cove terrace 108-114 otter cove terrane new hvac construction
Valuation:
$0
Permit #:
PMW20100309116
Status:
COMPLETED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace roof top hvac unit. {same location}
Valuation:
$8,500
Permit #:
BLDG-2012-00538
Status:
final
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2008-3045
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2008-3046
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2007-1417
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BI-2007-1418
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Century Heating & Air Conditng Reviews
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Century Heating & Air Conditng License info
Inactive License
| License # | 305753 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
- 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 Century Heating & Air Conditng at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Century Heating & Air Conditng, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Insurance Company Of The West |
266
Permits
- Building permit records show that Century Heating & Air Conditng has worked on 266 permitted projects.
Century Heating & Air Conditng Employees
RP
Richard Emile Du Puis
Rmo / Ceo / Pres
TG
Thomas John Grammatica
Officer