Updated: May 23, 2026
Location and Projects
Address
21740 GRANADA AVE, Cupertino, CA, 95014
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Wittmers Electric Inc
Wittmers Electric Inc, 21740 Granada Ave, Cupertino, CA (Owned by: Wittmers Electric Co) holds a Electrical license and 2 other licenses according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Wittmers Electric Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Wittmers Electric Inc Contact Information
Phone Number: (408) 687-0580
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Address: 21740 GRANADA AVE, Cupertino, CA 95014
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Building Permits by Wittmers Electric Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Building area: 52, 750 sq ft work area: 23, 873 sq ft 1) demolish both flrs paritions casewk flooring ceiling showers in rstrms brkrm stairs 2) ada upgrades both flrs rstrms brkrm stairs inclu all (n) plumbing fixtures 3) upgrade finishes/casework in brkrm & corridors connecting stairwells 4) upgrade to elevator cab finishes 5) minor mechanical reducting upgrade lighting 6) asso elect... see more
Valuation:
$1,251,454
Permit #:
2016 144662 CI
Status:
filed
Fee:
N/A
Permit Type:
Manufacturing
Building Type:
N/A
Work area: 23, 873 sq ft: interior tenant improvement only 1) demolish both flrs paritions casewk flooring ceiling showers in rstrms brkrm stairs 2) ada upgrades both flrs rstrms brkrm stairs inclu all (n) plumbing fixtures 3) upgrade finishes/casework in brkrm & corridors connecting stairwells 4) upgrade to elevator cab finishes 5) minor mechanical reducting upgrade lighting 6) asso ... see more
Valuation:
$1,251,454
Permit #:
2017 005745 CI
Status:
final
Fee:
N/A
Permit Type:
Manufacturing
Building Type:
N/A
Voided-panasonic - 2nd floor - addition approx 50 feet of demising wall and associated doors electrical, mechanical and sprinklers (1137 sqft including the 50 feet)
Valuation:
$132,000
Permit #:
12080016
Status:
Void
Fee:
$3,147
Permit Type:
Tenant improvement
Building Type:
N/A
Electrical work in association with construct demising wall to convert 1 tenant space into 2 tenant spaces. this is an int. alter. to create a new office area of 2, 700 sq. ft. the work to include remove and building walls and doors. infill openings
Valuation:
N/A
Permit #:
2003 104061 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Installation of (2) dual head evse level 2 in parking lot and new 200amp sub panel
Valuation:
N/A
Permit #:
17000-02036
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install (n) 110v circuit to (e) panel p1 and junction box for (n) sign under bld2015-37698. mf=1
Valuation:
N/A
Permit #:
BLD2015-37868
Status:
final
Fee:
$68
Permit Type:
N/A
Building Type:
N/A
This is an int. alter. to an existing office/warehouse retail of 2848 sq. ft. space. ceiling system replacement this space includes a warehouse area that is not included in this scope of work
Valuation:
N/A
Permit #:
2004 105961 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Installation of (2) dual head evse level 2 in parking lot and new 200amp sub panel
Valuation:
N/A
Permit #:
17000-02036
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
12 (n) duplex outlets in wiremold 4000
Valuation:
N/A
Permit #:
B15-0211
Status:
final
Fee:
$50
Permit Type:
Other
Building Type:
N/A
Permit to inspect and release meter to existing blank socket isolate existing configuration 2918 to remain 2916 (isolate/release) 2914 to remain as is
Valuation:
N/A
Permit #:
BLD2006-11299
Status:
final
Fee:
$38
Permit Type:
N/A
Building Type:
N/A
Commercial ti-no sanitary requirements. new restrooms t bar ceiling elect mechanical
Valuation:
N/A
Permit #:
07080266
Status:
final
Fee:
$3,601
Permit Type:
N/A
Building Type:
N/A
Replace existing 400 amp meter with a new 600 amp meter
Valuation:
N/A
Permit #:
B13-1004
Status:
final
Fee:
$78
Permit Type:
Service change
Building Type:
N/A
Upgrade 200 amp to 600 amp
Valuation:
N/A
Permit #:
B14-0251
Status:
issued
Fee:
$59
Permit Type:
Service change
Building Type:
N/A
Install 200 amp panel & feeder for compugraphics (add 10/9/02 2 100 amp disconnects for 2 compressor units and misc conduit)
Valuation:
N/A
Permit #:
E02-000648
Status:
final
Fee:
$142
Permit Type:
N/A
Building Type:
N/A
Mdfy exstng ceilng for btr acustc, adjst sprnklr sys as needed. sent file to microfilm 01/2010
Valuation:
$10,000
Permit #:
07110030
Status:
Closed
Fee:
$479
Permit Type:
N/A
Building Type:
N/A
Crn2008-01901: replace bussarm in meter section *further permits required for additional work
Valuation:
N/A
Permit #:
BLD2008-16322
Status:
final
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Permit to install eight (8) security lights on an existing industrial building
Valuation:
N/A
Permit #:
2010 007503 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
Elec- electrical work for tenant improvement (fixtures/recpt/switches) - jh
Valuation:
N/A
Permit #:
BLD2003-01494
Status:
final
Fee:
$114
Permit Type:
N/A
Building Type:
N/A
Addition one (n) power pole & four circuits for (n) cubicles ( second floor )
Valuation:
N/A
Permit #:
BLD2006-11709
Status:
final
Fee:
$87
Permit Type:
N/A
Building Type:
N/A
1) addition of 4 exterior security lights on the south side of building
Valuation:
N/A
Permit #:
2010 011235 CI
Status:
final
Fee:
N/A
Permit Type:
Office
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Wittmers Electric Inc License info
Verified License
| License # | 465054 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Wittmers Electric Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 465054 |
| Status | Active |
| City | Milpitas |
| Type | Electrician |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of November, 2006. Check the current license status of Wittmers Electric Inc with the The City of Milpitas, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 376901 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- 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 Wittmers Electric Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | First National Insurance Company Of America |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
80
Permits
- Building permit records show that Wittmers Electric Inc has worked on 80 permitted projects.
Wittmers Electric Inc Employees
KW
Kathryn Marie Wittmers
Officer
WW
William Walter Wittmers
Rmo/Ceo/Pres
WC
Wittmers Electric Co
Owner