Updated: Apr 11, 2026
Location and Projects
Address
5788 WINCHESTER CT, Alta Loma, CA, 91737
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Peter Yung Yi Wang Construction
Peter Yung Yi Wang at 5788 WINCHESTER CT, Alta Loma, CA 91737, held a General Contractor license (#1028705) with the California contractors license board with an expiration date of 07-31-2019. We last verified the license was expired on 12-09-2025.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Peter Yung Yi Wang Services
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Peter Yung Yi Wang Contact Information
Phone Number: (909) 935-9958
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Address: 5788 WINCHESTER CT, Alta Loma, CA 91737
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Peter Yung Yi Wang Alta Loma
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Peter Yung Yi Wang, click “This is My Business” to update your information.
Activity
|
2 projects
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that Peter Yung Yi Wang has worked on at least
3.0 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
|
$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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
To construct 844 s.f. detached adu. creating 2bed 2bath unit
Valuation:
$175,000
Permit #:
BLD2025-07671
Status:
triage
Fee:
$3,843
Permit Type:
New accessory str...
Building Type:
N/A
Single family residence *add'l scope* new attach balcony on 2nd floor (west side) 465 sf & attach balcony 2nd floor (east side) 184 sf
Valuation:
$52,000
Permit #:
X2019-4137
Status:
final
Fee:
$762
Permit Type:
N/A
Building Type:
N/A
Convert existing living space into a 473 sq. ft. jadu that includes 2 bed rooms 1 bathroom kitchen and a living room. remove and replace tank water heater (50 gallon)
Valuation:
N/A
Permit #:
BLD2020-00518
Status:
complete
Fee:
$855
Permit Type:
N/A
Building Type:
N/A
Permit to remodel kitchen conver bathroom to 2 bathrooms
Valuation:
$32,000
Permit #:
RESI18-081
Status:
final
Fee:
$2,208
Permit Type:
Alteration or repair
Building Type:
N/A
Demolish exist non bearing walls install new non bearing walls
Valuation:
$7,000
Permit #:
COMM18-001
Status:
final
Fee:
$733
Permit Type:
New office bank o...
Building Type:
N/A
Attached adu
Valuation:
N/A
Permit #:
BLD21-01086
Status:
final
Fee:
$6,078
Permit Type:
Attached
Building Type:
N/A
8 outlets and 3 lights: code enforcement citation
Valuation:
N/A
Permit #:
B09-1134
Status:
issued
Fee:
$33
Permit Type:
N/A
Building Type:
N/A
10 x 34 solid patio in rear yard
Valuation:
N/A
Permit #:
B10-0791
Status:
final
Fee:
$114
Permit Type:
N/A
Building Type:
N/A
Temp. low voltage fire stand for beta omega phi
Valuation:
N/A
Permit #:
B07-0795
Status:
expired
Fee:
$54
Permit Type:
N/A
Building Type:
N/A
Residential addition: 226 sq ft first floor extension to kitchen and family room. 208 sq ft remodel of existing kitchen
Valuation:
$50,000
Permit #:
BLD2024-02707
Status:
final
Fee:
N/A
Permit Type:
Residential addition
Building Type:
N/A
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Peter Yung Yi Wang Reviews
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Recent Buildzoom Projects
Peter Yung Yi Wang License info
Inactive License
| License # | 1028705 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | 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. If this is your business, please update your license status.
Check this license's status for Peter Yung Yi Wang at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 873384 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | 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. If this is your business, please update your license status.
Check this license's status for Peter Yung Yi Wang at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
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- *No active license on file. If you are Peter Yung Yi Wang, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $12,500 |
9
Permits
- Building permit records show that Peter Yung Yi Wang has worked on 9 permitted projects.
Peter Yung Yi Wang Employees
AW
Alexander Wei Han Wang
Officer
JC
Jenny Sau Yuk Cheng
Officer
PW
Peter Yung Yi Wang
Sole Owner