Updated: May 28, 2026
Location and Projects
Address
406 Preston Ct, Livermore, CA, 94550
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Dufour Electric
Dufour Electric, 406 Preston Ct, Livermore, CA (Employee: Ronald David Dufour Jr) holds a General Contractor license and 2 other licenses according to the Milpitas 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 Dufour Electric, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Dufour Electric Contact Information
Phone Number: (209) 759-3600
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Address: 406 Preston Ct, Livermore, CA 94550
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This is a sample of this contractor's permits. Click here to access their complete permit history.
5, 300 sf. tenant improvement to existing retail store. scope of work consists of demolishing existing dressing room and raised floor and install new t- bar ceiling in the previous dressing room area. scope also includes upgrading compression struts and lighting fixtures on entire remaining t-bar ceiling
Valuation:
$77,065
Permit #:
2003 110916 CI
Status:
final
Fee:
N/A
Permit Type:
Retail
Building Type:
N/A
200amp service 3-3|0 3-3|0 1-#6 126 circuits 1-150kva transformers 110 lights 41 switches 92 receptacles 1 disposal 1 microwave 1 - condesing unit 1-sf-1 3-airhandlers
Valuation:
$0
Permit #:
E201205292961
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1-400 amp service 2-2 conduit with 4-3/o cu thhn feeder 84 circuits 2-400 amp sub panels 1-400 amp meter & main. 64 lights 3 switches 57 receptacles
Valuation:
$0
Permit #:
E201106155579
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel in suites 501 502 601 602 603: each unit 1 light 1 switch 4 receptacles 1 fan. [5/5/20/5]
Valuation:
$0
Permit #:
E201301107664
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
First floor lobby: 1x100amp sub 18 lights 12 receptacles switches (possibly all to dimmers)
Valuation:
$0
Permit #:
E201209064951
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel in suites 301 302 303 & suites 401 402 403 2 lifhts 6 switches 24 receptacles
Valuation:
$0
Permit #:
E201211146581
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
First floor: suite 101: 1-200amp service 4-3|0 31 circuits 65 lights 8 switches 26 receptacles
Valuation:
$0
Permit #:
E201204031802
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
T.i.remodel restaurant addition mtg rms addition oven addition new fire pit & trellis on exterior-park place restaurant sent file & plans to microflm 10/2009
Valuation:
N/A
Permit #:
07120258
Status:
final
Fee:
$15,479
Permit Type:
N/A
Building Type:
N/A
Mystic hotel 3rd floor rooms 309 & 311: 4 lights 3 switches 3 receptacles 1 circuit
Valuation:
$0
Permit #:
E201206193401
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addendum to cb04-1139: tenant improvement - party america - reconfigure office space; remove/replace walls; relocate electrical (b, e)
Valuation:
$8,000
Permit #:
CB05-0621
Status:
final
Fee:
$667
Permit Type:
N/A
Building Type:
N/A
Adding lights to the existing sign
Valuation:
$0
Permit #:
E201211146579
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
First floor: 8xckts 3 lights 2 switches 7 receptacles
Valuation:
$0
Permit #:
E201206263562
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Party america - reroute duct work; deferred submittal for cb04-1139 (mech)
Valuation:
$5,000
Permit #:
M05-0011
Status:
final
Fee:
$380
Permit Type:
N/A
Building Type:
N/A
Electrical for sign under s0800137 (miss pearl jam's house) at the (waterfront hotel)
Valuation:
N/A
Permit #:
E0802782
Status:
final
Fee:
$151
Permit Type:
N/A
Building Type:
N/A
Ti--enclosure @ end revision--#05030162 permit reactivated (#06010069)/paid 1/2 permit fee sent plans only to microfilm 4/2010
Valuation:
N/A
Permit #:
04100121
Status:
expired
Fee:
$1,257
Permit Type:
N/A
Building Type:
N/A
Relocate bar and construct soffit, low walls, and adjust lighting.
Valuation:
$0
Permit #:
E9802162
Status:
Final
Fee:
$110
Permit Type:
N/A
Building Type:
N/A
Void 3/29/00-install (1) pole light; (1) new building wall pack
Valuation:
N/A
Permit #:
00084026
Status:
canceled
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - party america
Valuation:
$85,000
Permit #:
B00-0245
Status:
final
Fee:
$1,086
Permit Type:
N/A
Building Type:
N/A
Electrical for tenant improvement. (waterfront hotel)
Valuation:
N/A
Permit #:
E0801743
Status:
final
Fee:
$672
Permit Type:
N/A
Building Type:
N/A
Install recpt & circuit for plasma screen
Valuation:
N/A
Permit #:
01-2892
Status:
final
Fee:
$75
Permit Type:
Commercial
Building Type:
N/A
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Dufour Electric Reviews
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Verified License
BuildZoom confirmed this contractor's license
Dufour Electric License info
License Not Verified
| License # | 548203 |
| Status | Active |
| City | Milpitas |
| Type | General Contractor |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2011. Check the current license status of Dufour Electric with the The City of Milpitas, CA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0002924 |
| Status | Active |
| Town | Woodside |
| Type | Subcontractor |
| Business Type | Corporation |
- BuildZoom has not verified this license since July, 2015.
Verify this license's status for Dufour Electric at the The Town of Woodside, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 548203 |
| Status | Inactive |
| State | California |
| Type | General Building, 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 Dufour 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 | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Twin City Fire Insurance Company |
20
Permits
- Building permit records show that Dufour Electric has worked on 20 permitted projects.
Dufour Electric Employees
DE
Dufour Electric
Owner
RJ
Ronald David Dufour Jr
Sole Owner