Updated: Jun 01, 2026
Location and Projects
Address
825 Riverside Ave, Paso Robles, CA, 93446
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Calsun Electric & Solar Systems Inc
Calsun Electric & Solar Systems Inc, 825 Riverside Ave, Paso Robles, CA (Employees: Chad Olivier Stern and Christine Ashley Stern) holds a Electrical license and 1 other license according to the California license board.
Their BuildZoom score of 111 ranks in the top 4% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Calsun Electric & Solar Systems Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Calsun Electric & Solar Systems Inc Contact Information
Phone Number: (805) 835-6997
Address: 825 Riverside Ave, Paso Robles, CA 93446
Calsun Electric & Solar Systems Inc Paso Robles
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Calsun Electric & Solar Systems Inc has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
49 projects
|
2025 |
|
43 projects
|
2024 |
|
12 projects
|
2023 |
Our building permit records indicate that Calsun Electric & Solar Systems Inc has worked on at least
104.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
42 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Calsun Electric & Solar Systems Inc mostly works on
electrical project
projects.
Pricing
|
1 project
|
< $5k |
|
62 projects
|
$5k-$20k |
|
27 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
The typical size of their permits is approximately $17,159. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Calsun Electric & Solar Systems Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition of 0.84 kw to existing roof mount 8.40 kw photovoltaic system with energy storage system (2)
Valuation:
$38,159
Permit #:
RENW2025-00132
Status:
final
Fee:
$525
Permit Type:
N/A
Building Type:
N/A
Residential roof mounted photovoltaic system. 30.96 kw 72 panels. existing electrical panel will be used. 200 amps with new (2) 20kw batteries for energy storage
Valuation:
$35,000
Permit #:
25CP01846
Status:
applied
Fee:
$879
Permit Type:
N/A
Building Type:
N/A
Residential roof mounted photovoltaic system. 66.1 kw 126 panels. existing electrical panel will be used. 600 amps. new 30.72 ess. 26kw backup generator
Valuation:
$35,000
Permit #:
25CP01835
Status:
filed
Fee:
$1,508
Permit Type:
N/A
Building Type:
N/A
Installation of a 200 amp disconnect to a finaled photovoltaic permit renw2023-01337
Valuation:
$505
Permit #:
EXPR2025-00059
Status:
final
Fee:
$305
Permit Type:
N/A
Building Type:
N/A
Roof mount 2.43 kw photovoltaic system (replaces renw2025-00359)
Valuation:
$17,159
Permit #:
RENW2025-00375
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Roof mount 2.835 kw photovoltaic system for rbld2022-00068
Valuation:
$17,159
Permit #:
RENW2025-00043
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Residential roof-mounted photovoltaic system. 14.44 kw 38 panels. existing electrical panel will be used. 200 amps
Valuation:
$35,000
Permit #:
22CP01764
Status:
final
Fee:
$475
Permit Type:
N/A
Building Type:
N/A
Roof mounted 6.56 kw photovoltaic system w ess (2) & mpu - for workshop
Valuation:
$48,264
Permit #:
RENW2025-00616
Status:
issued
Fee:
$799
Permit Type:
N/A
Building Type:
N/A
Change manufacture of solar panels addition new 26k generator combiner box generator update cut sheets
Valuation:
$8,000
Permit #:
24CP00892-REV1
Status:
issued
Fee:
$617
Permit Type:
N/A
Building Type:
N/A
Residential ground mounted photovoltaic system. 12.8 kw 32 panels and 20k energy storage system. existing electrical panel will be used. 125 amps
Valuation:
$54,446
Permit #:
24CP01159
Status:
final
Fee:
$1,363
Permit Type:
N/A
Building Type:
N/A
Roof mount photovoltaic system 4.92 kw w ess (2) and mpu - for single family dwelling
Valuation:
$48,264
Permit #:
RENW2025-00617
Status:
issued
Fee:
$452
Permit Type:
N/A
Building Type:
N/A
Roof mount 2.835 kw photovoltaic system
Valuation:
$17,159
Permit #:
RENW2025-00092
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Roof mount 2.835 kw photovoltaic system
Valuation:
$17,159
Permit #:
RENW2025-00042
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Roof mount 4.1 kw photovoltaic system
Valuation:
$17,159
Permit #:
RENW2025-00453
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Install 12.810kw roof mount photovoltaic system w (42) modules with optimizers a 11.4kw inverter and a 60a photovoltaic breaker @ single family residence. connect to existing 200a msp with load calculations provided to derate msb to 175a
Valuation:
$36,890
Permit #:
PVT-001360-2019
Status:
final
Fee:
$383
Permit Type:
N/A
Building Type:
N/A
Change the layout of the photovoltaic solar existing 400 amp to remain
Valuation:
N/A
Permit #:
25CP00767-REV1
Status:
final
Fee:
$124
Permit Type:
N/A
Building Type:
N/A
Ground mount 14.76 kw photovoltaic system with ess (2)
Valuation:
$38,159
Permit #:
RENW2025-00238
Status:
withdrawn
Fee:
$457
Permit Type:
N/A
Building Type:
N/A
Residential ground mounted off-grid photovoltaic system. 29.4 kw 56 panels. existing electrical panel will be used. 400 amps. new (4) sol-ark batteries
Valuation:
$232,550
Permit #:
24CP00892
Status:
filed
Fee:
$1,837
Permit Type:
N/A
Building Type:
N/A
New ground mount 14.58kw with 36 panels and existing 400 amp service to be used photovoltaic system
Valuation:
$70,000
Permit #:
21CP03456
Status:
final
Fee:
$1,432
Permit Type:
N/A
Building Type:
N/A
Energy storage system (2) inverter replacements
Valuation:
$21,000
Permit #:
RENW2025-00580
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Calsun Electric & Solar Systems Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Calsun Electric & Solar Systems Inc License info
Verified License
| License # | 993428 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Corporation, Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Calsun Electric & Solar Systems Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 944288 |
| Status | Inactive |
| State | California |
| Type | Electrical |
| Business Type | Corporation, 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.
Check this license's status for Calsun Electric & Solar Systems Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
132
Permits
- Building permit records show that Calsun Electric & Solar Systems Inc has worked on 132 permitted projects.
Calsun Electric & Solar Systems Inc Employees
CS
Chad Olivier Stern
Rmo
CS
Christine Ashley Stern
Officer