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Location and Projects

Address
74 BARHAM AVE, Santa Rosa, CA, 95401
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Konnoff & Sons HVAC/Mechanical Contractor

Konnoff & Sons Inc at 74 BARHAM AVE, Santa Rosa, CA 95401, held a HVAC/Mechanical Contractor license (#370643) with the California contractors license board with an expiration date of 03-31-1987. We last verified the license was expired on 05-19-2026.

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.

Konnoff & Sons Inc Services

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Konnoff & Sons Inc Contact Information

Address: 74 BARHAM AVE, Santa Rosa, CA 95401 Edit

Building Permits by Konnoff & Sons Inc

Sort by: Notable Notable | Date Date | Job Value Job Value
Non-residential new
2018-01-31
New 9990 sf manufactured metal building to be constructed for multiple tenant contractor storage space (tenant partitions not installed at this time). existing single story residence to remain (residence is 372 yolanda ave) 10/31/17 revision to 1 hour wall detail on sheet a7 approved. mwe
Valuation:
$480,000
Permit #:
B16-5851
Status:
final
Fee:
$48,930
Permit Type:
N/A
Building Type:
N/A
Dr plan: planning
2014-12-16
New 50 x 200 manufactured metal building to be constructed at rear of site for multiple tenant contractor storage space. existing single story residence to remain
Valuation:
$0
Permit #:
DR14-093
Status:
SUBMITED
Fee:
$1,843
Permit Type:
N/A
Building Type:
N/A
Non-residential addition-alteration
2018-11-13
Install vehicle gate and accessible pedestrian gate - 26 long. dr18-002. gate is for the 374 yolanda building
Valuation:
$4,700
Permit #:
B18-2792
Status:
final
Fee:
$711
Permit Type:
N/A
Building Type:
N/A
Pre app ind: industrial
2014-10-30
New contractor storage building. single story residence to remain
Valuation:
$0
Permit #:
PRAP14-018
Status:
SUBMITED
Fee:
$621
Permit Type:
N/A
Building Type:
N/A
Building permit with plan check
2011-11-28
792 sq garage addition
Valuation:
N/A
Permit #:
BLD11-3391
Status:
final
Fee:
$1,884
Permit Type:
N/A
Building Type:
N/A
Zon clr zonclr: zoning clearance
2011-01-05
Hair stylist within existing salon cut and curl
Valuation:
$0
Permit #:
ZC11-0012
Status:
APPROVED
Fee:
$0
Permit Type:
N/A
Building Type:
N/A

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