Updated: Nov 13, 2025
Location and Projects
Address
29021 AVENUE SHERMAN UNIT #108, Valencia, CA, 91355
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Castle Rock Electric Company
Castle Rock Electric Company, 29021 Avenue Sherman, Valencia, CA (Employees: Bernard Phillip Mosco and Todd Sumner Johnson) holds a Electrical license and 1 other license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Castle Rock Electric Company, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Castle Rock Electric Company Contact Information
Phone Number: (619) 254-4454
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Address: 29021 AVENUE SHERMAN UNIT #108, Valencia, CA 91355
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Building Permits by Castle Rock Electric Company
This is a sample of this contractor's permits. Click here to access their complete permit history.
Plan check for power and energy for a tenant improvement. scope of work includes: new branch circuits and lighting
Valuation:
N/A
Permit #:
21041-10000-25957
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to 19041-20000-52434 to correct address to read 18040 sherman way suite 350
Valuation:
N/A
Permit #:
19041-10001-52434
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Replace existing 400a roof panel and refeed hvac equipment
Valuation:
N/A
Permit #:
22041-90000-15040
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove existing 100a main service install 200a main service panel
Valuation:
N/A
Permit #:
21041-90000-14890
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition new loads and panels on existing 2000 a 480v service. total affected area 2, 852 sqft
Valuation:
N/A
Permit #:
19041-20000-52434
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
2000a 480y/277v 3ph-4w service distribution power and lighting for fire damaged building
Valuation:
N/A
Permit #:
19041-20000-43257
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Low voltage voice/data permit
Valuation:
N/A
Permit #:
22041-90000-11254
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Mission valley. building electrical and mechanical permits for relocating a compressor unit to the parking garage. compressor to be mounted over a concrete pad. mvpd-mv-m/sp. fire:brush mngmt. geo haz 31. pcd #99-0593
Valuation:
$1,000
Permit #:
1816690
Status:
complete
Fee:
$532
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mission valley. building electrical and mechanical permits for relocating a compressor unit to the parking garage. compressor to be mounted over a concrete pad. mvpd-mv-m/sp. fire:brush mngmt. geo haz 31. pcd #99-0593
Valuation:
N/A
Permit #:
1816692
Status:
complete
Fee:
$532
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Mission valley. building electrical and mechanical permits for relocating a compressor unit to the parking garage. compressor to be mounted over a concrete pad. mvpd-mv-m/sp. fire:brush mngmt. geo haz 31. pcd #99-0593
Valuation:
N/A
Permit #:
1816691
Status:
complete
Fee:
$532
Permit Type:
Add/alt tenant im...
Building Type:
N/A
Tenant improvement to (e) medical office - addition of x-ray machine and associated loads. plan check for power and energy
Valuation:
N/A
Permit #:
16041-20000-18054
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Misc permit electrical install new 2 in 1 200 meter panel due to oh to ug. 100 amps each storefront 2612 & 2614. commercial
Valuation:
N/A
Permit #:
1064087
Status:
complete
Fee:
$828
Permit Type:
N/A
Building Type:
N/A
Plan check for t-24 only. bathroom room tenant improvement. with total area: 100 sq ft
Valuation:
N/A
Permit #:
15041-20000-06425
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Unit 303 -- refeed existing 220v 10 30a dryer. refeed existing 40a 220v 10 cook top. exisitng u/g feed is damaged
Valuation:
$1,400
Permit #:
BS1700730
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Manufactured hi d...
Relocate main 3000a panel msb to a new location with the existing utility service. plan check for power and energy
Valuation:
N/A
Permit #:
12041-20000-16195
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Elect plan check for compliance with em egress ltg and t-24 state energy reg's. tenant improvement. space in suite 100. em egress ltg shall provide min 1 ftcandle at floor level subject to field insp
Valuation:
N/A
Permit #:
02041-20000-01257
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Elect plan check for compliance with em egress ltg and t-24 state energy reg's. tenant improvement. space in suite 100. em egress ltg shall provide min 1 ftcandle at floor level subject to field insp
Valuation:
N/A
Permit #:
02041-20000-01244
Status:
plancheck
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plan check for power and energy. project site is the 3rd floor of an existing commercial building. project scope is a tenant improvement. total lighting area = 5 050 sq. ft. note: building application has been generated under 18016-20000-37971
Valuation:
N/A
Permit #:
19041-20000-04696
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Replace stack conduit
Valuation:
N/A
Permit #:
17041-90000-06009
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Low voltage conduit in pool area for l.v. lights and cameras speakers
Valuation:
N/A
Permit #:
13041-90000-28295
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Castle Rock Electric Company License info
Verified License
| License # | 533194 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Castle Rock Electric Company at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 769919 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Sole Ownership, 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 Castle Rock Electric Company at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Workers' Compensation History |
152
Permits
- Building permit records show that Castle Rock Electric Company has worked on 152 permitted projects.
Castle Rock Electric Company Employees
BM
Bernard Phillip Mosco
Sole Owner
TJ
Todd Sumner Johnson
Sole Owner