Updated: May 20, 2026
Location and Projects
Address
4761 CRESTVIEW ROAD, Carmichael, CA, 95608
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Kosco Heating & Air Conditioning
Kosco Heating & Air Conditioning, 4761 Crestview Rd, Carmichael, CA (Owned by: James Mitchell Kosco) holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.
Their BuildZoom score of 98 ranks in the top 16% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Kosco Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Kosco Heating & Air Conditioning Services
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Kosco Heating & Air Conditioning Contact Information
Phone Number: (916) 502-0389
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Address: 4761 CRESTVIEW ROAD, Carmichael, CA 95608
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Kosco Heating & Air Conditioning Carmichael
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Kosco Heating & Air Conditioning has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Kosco Heating & Air Conditioning has worked on at least
3.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
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 Kosco Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2024-10-02
Changing new hvac unit with an existing one
Valuation:
$5,000
Permit #:
MISC2024-01107
Status:
complete
Fee:
$385
Permit Type:
N/A
Building Type:
N/A
2.5 ton package unit hvac
Valuation:
$7,000
Permit #:
RES20-0269
Status:
final
Fee:
$131
Permit Type:
Duplex
Building Type:
N/A
2.5 ton package unit hvac
Valuation:
$7,000
Permit #:
RES20-0268
Status:
final
Fee:
$131
Permit Type:
Duplex
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2023-10-18
N/a
Valuation:
$4,500
Permit #:
MISC2023-01718
Status:
suspended
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
C/o hvac split system unit 902
Valuation:
N/A
Permit #:
RMEC18-03837
Status:
final
Fee:
$164
Permit Type:
Mechanical
Building Type:
N/A
C/o hvac split apartment 212
Valuation:
$4,280
Permit #:
RMEC18-03836-0
Status:
complete
Fee:
N/A
Permit Type:
Res.HVAC c/o
Building Type:
Residential multi...
C/o hvac split system #902
Valuation:
$4,280
Permit #:
RMEC18-03837-0
Status:
complete
Fee:
N/A
Permit Type:
Res.HVAC c/o
Building Type:
Residential multi...
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2015-07-24
Residential 2 inspection gas line leaking in slab rerouting gas line through attic 60'+/-. paid for third inspection
Valuation:
$2,000
Permit #:
MISR2015-00079
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2016-09-29
Commercial 3 inspections hvac change out replace 3 ton roof top package unit 60k btu
Valuation:
$3,800
Permit #:
MISC2015-00973
Status:
final
Fee:
$264
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2016-08-25
Commercial - 3 inspections install duct less mini split to loft area. run new 15amp curcuit to unit #60f. 9k btu 23 seer
Valuation:
$2,850
Permit #:
MISC2016-00829
Status:
complete
Fee:
$242
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2023-01-04
Replace heating and air units
Valuation:
$5,850
Permit #:
MISC2022-01988
Status:
issued
Fee:
$324
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2017-04-26
2 residence insp - install split system heat pump 8.0 hspf 14 seer 2 ton (apt #8)
Valuation:
$3,500
Permit #:
MISC2017-00338
Status:
complete
Fee:
$189
Permit Type:
N/A
Building Type:
N/A
Hvac changout package unit 14seer
Valuation:
$8,013
Permit #:
2016-03127
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cut-in package ground mounted hvac unit duct work
Valuation:
$5,269
Permit #:
0305171
Status:
final
Fee:
$262
Permit Type:
N/A
Building Type:
N/A
Replace exist. hvac with new split systen gas/electr. type unit
Valuation:
$5,865
Permit #:
0200268
Status:
complete
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
Replace exist. hvac with new split system gas/electr. type unit
Valuation:
$5,268
Permit #:
0200269
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2009-09-11
E - replace existing roof mounted hvac like for like
Valuation:
$3,500
Permit #:
MISC2009-00541
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2009-09-11
E - replace existing roof mounted hvac like for like
Valuation:
$3,500
Permit #:
MISC2009-00540
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2009-09-11
E - replace existing roof mounted hvac like for like
Valuation:
$3,500
Permit #:
MISC2009-00539
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2009-09-11
E - replace existing roof mounted hvac like for like
Valuation:
$3,500
Permit #:
MISC2009-00538
Status:
final
Fee:
$218
Permit Type:
N/A
Building Type:
N/A
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Kosco Heating & Air Conditioning Reviews
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Verified License
BuildZoom confirmed this contractor's license
Kosco Heating & Air Conditioning License info
Verified License
| License # | 677067 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Kosco Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
56
Permits
- Building permit records show that Kosco Heating & Air Conditioning has worked on 56 permitted projects.
Kosco Heating & Air Conditioning Employees
JK
James Mitchell Kosco
Owner