Updated: May 15, 2026
Location and Projects
Address
1020 S MARENGO AVE UNIT 11, Pasadena, CA, 91106
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Sunco Solar Contractor
Sunco Inc, 1020 S Marengo Ave, Pasadena, CA (Employees: Guanlin Li, Guannan Li, and Hanbing Dong) holds a General Building license according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sunco Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sunco Inc Contact Information
Phone Number: (626) 271-0224
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Address: 1020 S MARENGO AVE UNIT 11, Pasadena, CA 91106
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Sunco Inc Pasadena
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sunco Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
8 projects
|
2025 |
Our building permit records indicate that Sunco Inc has worked on at least
8.0 projects over the past year.
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
|
7 projects
|
Solar installations |
Analyzing permits over the last 4 years shows that Sunco Inc mostly works on
solar installation
projects.
Pricing
|
5 projects
|
$5k-$20k |
The typical size of their permits is approximately $16,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
(eplan) photovoltaic for installation of roof mounted solar panels. photovoltaic system includes 6 modules with 3 microinverters and connected to existing main service panel. system size is 2.46kw dc/2.64kw air conditioning
Valuation:
N/A
Permit #:
25041-10000-35974
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(eplan) photovoltaic for installation of roof mounted solar panels. photovoltaic system includes 6 modules with 3 microinverters and connected to existing main service panel. system size is 2.46kw dc/2.30kw air conditioning
Valuation:
N/A
Permit #:
25041-10000-36043
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Photovoltaic system: installation of roof mounted solar (39) modules (1) inverter and (3) ess
Valuation:
$10,000
Permit #:
BLD2025-02272
Status:
final
Fee:
N/A
Permit Type:
Photovoltaic system
Building Type:
N/A
To install 3.28kw residential roof mounted photovoltaic system on adu
Valuation:
$8,000
Permit #:
B25-1705
Status:
issued
Fee:
$524
Permit Type:
N/A
Building Type:
N/A
8 panel 3.28kw solar photovoltaic system
Valuation:
N/A
Permit #:
RESI25-0480
Status:
final
Fee:
$450
Permit Type:
Solarapp+
Building Type:
N/A
No Description Available
Valuation:
$5,000
Permit #:
37938
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
N/A
13.5 kwh ess system (tesla powerwall 3)
Valuation:
$17,000
Permit #:
B00-037-246
Status:
issued
Fee:
$475
Permit Type:
Dwellings
Building Type:
N/A
Installing 4.92 kw residential roof mounted photovoltaic system with 13.5 kw battery on b00-037-246
Valuation:
$17,000
Permit #:
B00-037-244
Status:
issued
Fee:
$538
Permit Type:
Dwellings
Building Type:
N/A
200 amp main panel upgrade
Valuation:
N/A
Permit #:
B25-2186
Status:
triage
Fee:
$276
Permit Type:
N/A
Building Type:
N/A
Void - application transferred to 804 valley view rd - bpv25-0018
Valuation:
$16,000
Permit #:
SPV25-0082
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Solarapp:+ roof mounted 12.3kw photovoltaic and 1 sub panel
Valuation:
$16,000
Permit #:
BPV25-0018
Status:
issued
Fee:
$566
Permit Type:
N/A
Building Type:
N/A
10.2 kwh ess system related to solar b25-1962: install 6.56 kw residential roof mounted photovoltaic system
Valuation:
N/A
Permit #:
B25-1965
Status:
issued
Fee:
$515
Permit Type:
N/A
Building Type:
N/A
Install 6.56 kw residential roof mounted photovoltaic system related to ess b25-1965: 10.2 kwh ess system
Valuation:
$18,000
Permit #:
B25-1962
Status:
issued
Fee:
$554
Permit Type:
N/A
Building Type:
N/A
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Sunco Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Sunco Inc License info
Verified License
| License # | 1133868 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sunco Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Transportation Insurance Company |
8
Permits
- Building permit records show that Sunco Inc has worked on 8 permitted projects.
Sunco Inc Employees
GL
Guanlin Li
Officer
GL
Guannan Li
Rmo
HD
Hanbing Dong
Ceo / President
JL
Jingbin Liu
Rmo