Updated: May 14, 2026
Location and Projects
Address
3458 BYER RD, Byron, CA, 94514
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Tri Valley Electric
Tri Valley Electric, 3458 Byer Rd, Byron, CA (Employees: Connie Isabel Berglund, James Dave Tamargo, and Janet Mary Haverland) holds a Doors, Gates And Activating Devices license and 3 other licenses according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Tri Valley Electric, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Tri Valley Electric Contact Information
Phone Number: (925) 580-9125
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Address: 3458 BYER RD, Byron, CA 94514
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Construction of 15.5 x 36 inground gunite pool. hidden spa wall pad for 400 sq ft portable spa. no gas heater or firepit
Valuation:
$62,000
Permit #:
BLDG-2017-02373
Status:
final
Fee:
$2,232
Permit Type:
N/A
Building Type:
N/A
Upgrade fuses to circuit breakers and wiring exposed by foundation addition outlets to all bedrooms & living room to meet current code***revision to addition to scope of work replace existing sub-panel 60amp 2/20/14 la***
Valuation:
$6,000
Permit #:
E14-0028
Status:
final
Fee:
$437
Permit Type:
N/A
Building Type:
N/A
Tri-valley clutch (automotive) - for the annual fire permit and inspection for the period of october 2015 to october 2016
Valuation:
$0
Permit #:
FIRE-2015-00811
Status:
final
Fee:
$361
Permit Type:
N/A
Building Type:
N/A
Demolish attached 2 car garage addition of 2 car garage bedroom bathroom office expand family room attached patio to existing single family residence
Valuation:
N/A
Permit #:
BP-1403924
Status:
complete
Fee:
$1,949
Permit Type:
N/A
Building Type:
N/A
Scope of work to include: 1. minor kitchen remodel: remove & replace plumbing electrical & mechanic
Valuation:
$30,200
Permit #:
2016 129833 RS
Status:
Under Inspection
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tri valley ymca - 2015 fireworks booth *$150 application fee received 4/20/15, extra $75 charged for the refund issued 5/8/15
Valuation:
$0
Permit #:
FIRE-2015-00453
Status:
pending
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tri-valley clutch (automotive) - for the annual fire permit and inspection for the period of october 2014 to october 2015
Valuation:
$0
Permit #:
FIRE-2014-00845
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pound per sq. ft. smoke detectors required comply with department order effective date 08/13/2007. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
10016-20000-09301
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition new 13 x 17 bedroom/closet addition to (e) single family dwelling per type v sheet. comply with department order effective date 08/13/2007. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
10014-20000-02965
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert garage to bdrm/add bathroom/closet and 2nd stadd 2nd story living area and addition patio and balcon
Valuation:
$130,332
Permit #:
BAR130122
Status:
FINAL
Fee:
$2,852
Permit Type:
N/A
Building Type:
N/A
Tri valley ymca- fireworks booth application **application fee $150 paid on 4/24/14
Valuation:
$0
Permit #:
FIRE-2014-00433
Status:
pending
Fee:
$340
Permit Type:
N/A
Building Type:
N/A
Permit value$7kmessage contractor replace 400 amp main switch "temporary" - then replace 400 amp main switch gear. ( u-haul dealer )
Valuation:
N/A
Permit #:
BLDG-2015-02276
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
5.51kw photovoltaic system 19 panels 200amp service upgrade
Valuation:
N/A
Permit #:
EL18-0343
Status:
final
Fee:
$651
Permit Type:
Roof-top photovol...
Building Type:
N/A
Install electrical and related equipment for exempt water feature install gas line for fire pit
Valuation:
$16,913
Permit #:
BLDG-2012-00138
Status:
final
Fee:
$325
Permit Type:
N/A
Building Type:
N/A
Tri-valley ymca - 2013 fireworks booth **$150 application fee received on 4/22/13** (project name: fireworks booth 2013)
Valuation:
N/A
Permit #:
FIRE-2013-00582
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hiiddenbrooke comm'l cntr retail building a 7 425 sf
Valuation:
N/A
Permit #:
NI04-0015
Status:
final
Fee:
$35,233
Permit Type:
Ret
Building Type:
N/A
Addition to (e) single family residence
Valuation:
$0
Permit #:
PS-1403267
Status:
APPLIED
Fee:
$80
Permit Type:
N/A
Building Type:
N/A
Installation of (1)hardwired battery backup smoke detector in apartment #101. installation of (1) hardwired battery backup smoke detector in apartment #201
Valuation:
N/A
Permit #:
10041-90000-04005
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Convert 448sf of (e) garage to habitable (study & bath); addition sauna in (e) storage rm; (n) water heater; renew permit 96bd0742. use same plans for both permits
Valuation:
$35,395
Permit #:
2009BD0130
Status:
FINAL
Fee:
$1,224
Permit Type:
Addition
Building Type:
N/A
200 amp service upgrade comply with department order effective date 08/13/2007. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
10041-20000-09850
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Tri Valley Electric License info
Verified License
| License # | 954080 |
| Status | Active |
| State | California |
| Type | Doors, Gates And Activating Devices |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Tri Valley Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 570118 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Tri Valley Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 886795 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- 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 Tri Valley Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 849507 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership |
- 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 Tri Valley Electric at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | Developers Surety & Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
155
Permits
- Building permit records show that Tri Valley Electric has worked on 155 permitted projects.
Tri Valley Electric Employees
CB
Connie Isabel Berglund
Officer
JT
James Dave Tamargo
Sole Owner
JH
Janet Mary Haverland
Officer
JG
Jay Thomas Griffin
Sole Owner
SH
Steve Forest Haverland
Rmo / Ceo / Pres
TD
Timothy Allen Dopp
Sole Owner