Updated: Apr 29, 2026
Location and Projects
Address
8749 NORRIS CANYON ROAD, Castro Valley, CA, 94552
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Specialized Heating & Air Conditioning
Specialized Heating & Air Conditioning, 8749 Norris Canyon Rd, Castro Valley, CA (Employee: Kevin Ralph Armstrong) holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.
Their BuildZoom score of 102 ranks in the top 11% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Specialized Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Specialized Heating & Air Conditioning Services
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Specialized Heating & Air Conditioning Contact Information
Phone Number: (510) 886-5853
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Address: 8749 NORRIS CANYON ROAD, Castro Valley, CA 94552
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Specialized Heating & Air Conditioning Castro Valley
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Specialized Heating & Air Conditioning has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Specialized Heating & Air Conditioning has worked on at least
9.0 projects over the past 3 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
|
9 projects
|
HVAC projects |
|
3 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Specialized Heating & Air Conditioning mostly works on
hvac project
and mechanical project
projects.
Pricing
|
5 projects
|
$5k-$20k |
The typical size of their permits is approximately $13,000. This graph shows the distribution of these job values.
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 Specialized Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition a 4 zone ductless mini-split heat pump on the exterior & air handlers in bedrooms & family room to existing heating & install 220 v circuit
Valuation:
N/A
Permit #:
B2025-02397
Status:
final
Fee:
$597
Permit Type:
N/A
Building Type:
N/A
Install ductless mini split heat pump and 220 volt circuit with disconnect. replace central gas furnace
Valuation:
$15,200
Permit #:
MW23-0174
Status:
final
Fee:
$610
Permit Type:
N/A
Building Type:
N/A
Remove & replace eight (8) split-system hvac systems (gas furnaces evaporator coils and ground mount air conditioning units). construct redwood fencing around the condensing units for screening purposes. note: form cf1r is submitted due to system type. non-residential dedicated circuits for the air conditioning units will be pulled on a separate permit
Valuation:
N/A
Permit #:
BLD2019-04157
Status:
complete
Fee:
$440
Permit Type:
N/A
Building Type:
N/A
Remove gas furnace. install new ducted mini split heat pump
Valuation:
N/A
Permit #:
B2023-00491
Status:
issued
Fee:
$127
Permit Type:
N/A
Building Type:
N/A
Remove gas furnace and install a heat pump system
Valuation:
N/A
Permit #:
B2023-03021
Status:
final
Fee:
$127
Permit Type:
N/A
Building Type:
N/A
Remove and replace furnace coil and air conditioning unit (96% afue 18 seer)(same locations)
Valuation:
$16,300
Permit #:
BLDG-2021-00985
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new gas furnace with new ducting in existing location. **hers report may be required at final inspection** m.b
Valuation:
$13,000
Permit #:
BIM24-000293
Status:
final
Fee:
$569
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning (afue 80 seer 14)
Valuation:
$11,800
Permit #:
BLDG-2022-01826
Status:
final
Fee:
$465
Permit Type:
N/A
Building Type:
N/A
Remove & replace existing furnace in the same location. addition a 3 ton air conditioning with disconnect a new 220v circuit. condenser to be in side yard and must maintain a minimum 3 ft setback from the property line. (rgs)
Valuation:
N/A
Permit #:
BLD2018-06096
Status:
complete
Fee:
$308
Permit Type:
N/A
Building Type:
N/A
Replace furnace 80% afue 75k btu's and air conditioning 3 ton 14 seer (calcerts)
Valuation:
$11,900
Permit #:
B21-3189
Status:
final
Fee:
$210
Permit Type:
N/A
Building Type:
N/A
Install 4 zone ductless mini split system and heat pump
Valuation:
$12,600
Permit #:
BRMECH-24-0185
Status:
final
Fee:
$648
Permit Type:
N/A
Building Type:
N/A
Residential hvac - heating ventilation air conditioning
2021-07-09
Replace furnace 96% air conditioning 16 seer
Valuation:
$15,200
Permit #:
M21-026036
Status:
final
Fee:
$319
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace and air conditioning unit ague 95% seer 16
Valuation:
$9,500
Permit #:
B191374
Status:
final
Fee:
$257
Permit Type:
N/A
Building Type:
N/A
Install one 12000 btu ductless mini-split
Valuation:
N/A
Permit #:
BLD2021-03306
Status:
complete
Fee:
$308
Permit Type:
N/A
Building Type:
N/A
Residential hvac - heating ventilation air conditioning
2023-12-13
Replace furnace 80% fau
Valuation:
$5,750
Permit #:
M23-030036
Status:
final
Fee:
$238
Permit Type:
N/A
Building Type:
N/A
Install ductless minisplit heat pump and 220 volt circuit
Valuation:
$9,150
Permit #:
B19-2408
Status:
final
Fee:
$545
Permit Type:
N/A
Building Type:
N/A
Replace two furnaces evaporator coils and air conditioning condensing unit
Valuation:
N/A
Permit #:
BIM18-007045
Status:
final
Fee:
$445
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioning
Valuation:
$11,200
Permit #:
M190090
Status:
final
Fee:
$416
Permit Type:
N/A
Building Type:
N/A
Replace air conditioning unit on the roof attach to the existing roof sleepers use l brackets to existing sleepers the unit being removed is 550# and the new unit is 432lb. reconnect electrical gas and ducting
Valuation:
$5,700
Permit #:
B14-0015
Status:
final
Fee:
$105
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace / 75k btu. add a new ac, condenser, coil / 31/2 ton. add 220 volt circuit for new ac unit.
Valuation:
$9,650
Permit #:
B17-1986
Status:
final
Fee:
$283
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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BZ Score
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Verified License
BuildZoom confirmed this contractor's license
Specialized Heating & Air Conditioning License info
Verified License
| License # | 741785 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Specialized Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
121
Permits
- Building permit records show that Specialized Heating & Air Conditioning has worked on 121 permitted projects.
Specialized Heating & Air Conditioning Employees
KA
Kevin Ralph Armstrong
Sole Owner