Updated: May 30, 2026
Location and Projects
Address
P O BOX 6048, Oceanside, CA, 92052
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Mc Master Electric Co
Mc Master Electric Co, Oceanside, Po Box 6048, Oceanside, CA (Employees: John Fredrick Mc Master, Robert Glenn Mc Master, and Robert Leroy Mc Master) holds a Electrical license and 2 other licenses according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Mc Master Electric Co, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Mc Master Electric Co Contact Information
Phone Number: (760) 672-3926
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Address: P O BOX 6048, Oceanside, CA 92052
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Building Permits by Mc Master Electric Co
This is a sample of this contractor's permits. Click here to access their complete permit history.
Main panel upgrade 200 amps ***contractor to be onsite for electrical panel inspection*** ***refer to stainless steel ground rod requirement per hbmc 17.48.040*** ***lath inspection required prior to final**** ***11/16/24 mw - supp: addition sub panel***
Valuation:
N/A
Permit #:
E2024-008111
Status:
final
Fee:
$386
Permit Type:
N/A
Building Type:
N/A
Replace sub panel
Valuation:
N/A
Permit #:
B25-0906
Status:
final
Fee:
$66
Permit Type:
Residence
Building Type:
N/A
200 amp panel upgrade
Valuation:
N/A
Permit #:
E22-00393
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
125a main panel upgrade
Valuation:
N/A
Permit #:
B24-0112
Status:
final
Fee:
$79
Permit Type:
Meter/main panel
Building Type:
N/A
Service panel
Valuation:
N/A
Permit #:
B24-1130
Status:
final
Fee:
$242
Permit Type:
Residence
Building Type:
N/A
Electrical panel repair
Valuation:
N/A
Permit #:
BLD23-1064
Status:
expired
Fee:
$92
Permit Type:
Electrical
Building Type:
N/A
Install 110v bell with pull switch for home daycare
Valuation:
$300
Permit #:
BLDG19-1319
Status:
final
Fee:
$249
Permit Type:
Simple
Building Type:
N/A
Tenant improvement electrical for shell only addition 200 amp sub panel e 400
Valuation:
$3,000
Permit #:
BLDG18-0812
Status:
final
Fee:
$747
Permit Type:
Simple
Building Type:
N/A
Installation of 24 recessed lights and 4 surface lights
Valuation:
N/A
Permit #:
1810180009
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement electrical for shell only addition 200 amp sub panel e 400
Valuation:
$3,000
Permit #:
BLDG18-0812
Status:
final
Fee:
$747
Permit Type:
Simple
Building Type:
N/A
Cross street: sunrise dr/skyline dr description of work: ground mount residential solar photovoltaic for existing single family dwelling
Valuation:
N/A
Permit #:
PDS2014-RESALT-006653
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacing the ground fault relat on the building main switchgear
Valuation:
N/A
Permit #:
EL-2022-00181
Status:
expired
Fee:
$90
Permit Type:
N/A
Building Type:
N/A
Electric car charging station
Valuation:
N/A
Permit #:
00704746-MISR
Status:
final
Fee:
$48
Permit Type:
N/A
Building Type:
N/A
Replace (e) 100 amp panel with new 100 amp panel
Valuation:
N/A
Permit #:
BLDG13-0874
Status:
final
Fee:
$201
Permit Type:
Simple
Building Type:
N/A
Residential alteration or addition - plan check-permit
2008-01-07
Cross street:vista wy description of work:electrical permit only to relocate a new 200 amperes panel for existing single family dwelling
Valuation:
N/A
Permit #:
PDS2008-1007-20080015
Status:
complete
Fee:
$201
Permit Type:
N/A
Building Type:
N/A
New 100 amp meter panel at (e) location
Valuation:
N/A
Permit #:
BLDG13-1001
Status:
final
Fee:
$201
Permit Type:
Simple
Building Type:
N/A
New 100 amp meter panel at (e) location
Valuation:
N/A
Permit #:
BLDG12-1951
Status:
issued
Fee:
$180
Permit Type:
Simple
Building Type:
N/A
New partition walls, elect. no plumbing and mech 170.97 carmel mtn ranch cc-1-3 costco
Valuation:
$0
Permit #:
234194
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
New partition walls, elect. no plumbing and mech 170.97 carmel mtn ranch cc-1-3 costco
Valuation:
$0
Permit #:
234195
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
New partition walls elect. no plumbing and mechanical 170.97 carmel mtn ranch cc-1-3 costco
Valuation:
$1,680
Permit #:
234193
Status:
complete
Fee:
$823
Permit Type:
Add/alt tenant im...
Building Type:
N/A
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Mc Master Electric Co Reviews
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Verified License
BuildZoom confirmed this contractor's license
Mc Master Electric Co License info
Verified License
| License # | 782966 |
| Status | Active |
| State | California |
| Type | Electrical |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mc Master Electric Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 782966 |
| Status | Inactive |
| City | Oceanside |
| Type | Contractor |
- According to the City of Oceanside, CA, 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 Mc Master Electric Co at the City of Oceanside, CA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 648613 |
| Status | Inactive |
| State | California |
| Type | Electrical |
- 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 Mc Master Electric Co at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
18
Permits
- Building permit records show that Mc Master Electric Co has worked on 18 permitted projects.
Mc Master Electric Co Employees
JM
John Fredrick Mc Master
Sole Owner
RM
Robert Glenn Mc Master
Officer
RM
Robert Leroy Mc Master
Sole Owner