Updated: Mar 18, 2026
Location and Projects
Address
9587 56TH STREET, Riverside, CA, 92509
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Ko General Construction
Ko General Construction, 9587-56 Th St, Riverside, CA (Employee: Jose Luis Robles Garcia) holds a General Building license according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ko General Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ko General Construction Services
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Ko General Construction Contact Information
Phone Number: (714) 628-6847
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Address: 9587 56TH STREET, Riverside, CA 92509
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Ko General Construction Riverside
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ko General Construction has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Ko General Construction has worked on at least
4.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$100k-$250k |
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 Ko General Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Adu - attached new construction (not conversion)
2025-05-15
Construct (n) 1 200 sqft 2-story detached (1) bedroom (2) bathrooms adu remove (e) decorative metal patio remove partial roof eave of the main house to provide code compliant distance between roofs includes all related mechanical electrical and plumbing this parcel lies within a liquefaction zone. as per approved plans
Valuation:
$230,000
Permit #:
COMR-2024-0604
Status:
issued
Fee:
$4,352
Permit Type:
N/A
Building Type:
N/A
Residential addition: 485 sq ft first floor addition for new entertainment room dry storage and extend living room with 316 sq ft kitchen and powder room remodel. 736 sq ft second floor addition for new master suite and office with 281 sq ft remodel to convert existing master to bedroom and laundry room. 355 sq ft new covered patios. (5bd/4ba)
Valuation:
N/A
Permit #:
BLD2024-03234
Status:
issued
Fee:
N/A
Permit Type:
Residential addition
Building Type:
N/A
200 amp panel upgrade
Valuation:
N/A
Permit #:
22041-10000-06671
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Electrical for 200a main panel upgrade
Valuation:
N/A
Permit #:
BLD2023-04342
Status:
final
Fee:
N/A
Permit Type:
Trade only
Building Type:
N/A
Residential
Demolish swimming pool
Valuation:
$2,500
Permit #:
BP-2025-10240
Status:
application incomplete
Fee:
N/A
Permit Type:
Swimming pool spa...
Building Type:
N/A
Demolish swimming pool
Valuation:
$2,250
Permit #:
BP-2025-10236
Status:
complete
Fee:
N/A
Permit Type:
Swimming pool spa...
Building Type:
N/A
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Ko General Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Ko General Construction License info
Verified License
| License # | 1064654 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Ko General Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
Ko General Construction Employees
JG
Jose Luis Robles Garcia
Sole Owner