Updated: Jun 19, 2026
Location and Projects
Address
3525 HERTFORD PL, Rowland Heights, CA, 91748
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Wang Yang Architect
Wang Yang, 3525 Hertford Pl, Rowland Heights, CA (Employees: Yang Wang and Yang Wang) holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 110 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 Wang Yang, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Wang Yang Services
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Wang Yang Contact Information
Phone Number: (310) 923-8815
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Address: 3525 HERTFORD PL, Rowland Heights, CA 91748
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Wang Yang Rowland Heights
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Wang Yang has a BuildZoom score of 110, which places them above 96% of 336,931 contractors in California.
Activity
|
18 projects
|
2025 |
|
18 projects
|
2024 |
|
19 projects
|
2023 |
Our building permit records indicate that Wang Yang has worked on at least
55.0 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
|
19 projects
|
Home Additions |
|
13 projects
|
New Constructions |
Analyzing permits over the last 4 years shows that Wang Yang mostly works on
home addition
and new construction
projects.
Pricing
|
7 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
7 projects
|
$50k-$100k |
|
10 projects
|
$100k-$250k |
|
4 projects
|
$250k-$500k |
|
5 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $60,000. 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.
Demolish the existing storage and patio 411 sq ft covert the existing garage to jadu and propose a detached adu 1 000 sq ft
Valuation:
$220,000
Permit #:
BPA25-2696
Status:
app submitted
Fee:
N/A
Permit Type:
Detached
Building Type:
N/A
New detached adu remove the existing storage 279 sq ft remove the existing patio 362 sq ft propose new detached adu 1 200 sq ft propose new garage 256 sq ft
Valuation:
$250,000
Permit #:
B24-0105
Status:
issued
Fee:
$25,153
Permit Type:
N/A
Building Type:
N/A
(eplan) third and fourth floor addition to existing single family dwelling. scope will also consist of a complete interior remodel to existing single family dwelling only one wall to remain. addition will create an attached a.d.u. per ordinance on ground floor. (rear bldg) 2 of 2
Valuation:
$650,000
Permit #:
22014-10000-04000
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 274 sq.ft. deck with patio cover in rear of existing adu. shares plans with bl-rpc-2024-00115 (patio enclosure legalization)
Valuation:
$8,000
Permit #:
BL-DECK-2025-00001
Status:
issued
Fee:
$1,027
Permit Type:
N/A
Building Type:
N/A
Propose new bedroom #5 on the ground floor 90 sq ft (within existing square footage) propose new family room on the second floor 140 sq ft (within existing square footage) no new fixtures added
Valuation:
$20,000
Permit #:
B24-1085
Status:
final
Fee:
$1,768
Permit Type:
N/A
Building Type:
N/A
Eplan: new 30 3 x 30 two story second story adu per lamc 12.22 a.33(c)* and (d)* with attached 2 car garage on the first story. all work done per engineer
Valuation:
$310,000
Permit #:
24010-10000-00983
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Shares plans with bl-deck-2025-00001 (proposed new deck). correct violation cp-bld-2024-00141: legalize the side sunroom (enclosed patio construction unconditioned space) 187 sq.ft
Valuation:
$36,026
Permit #:
BL-RPC-2024-00115
Status:
issued
Fee:
$960
Permit Type:
N/A
Building Type:
N/A
3 058 sq ft new two-story single family dwelling with a 645 sf attached 3-car garage related to b23-1446
Valuation:
$700,000
Permit #:
B23-1489
Status:
plancheck
Fee:
$8,522
Permit Type:
N/A
Building Type:
N/A
Permit to complete work started on b22-0281/b23-1552 to convert existing detached garage to an adu 440 sq. ft
Valuation:
N/A
Permit #:
B25-0078
Status:
final
Fee:
$200
Permit Type:
N/A
Building Type:
N/A
E-plan. proposed 3 -story duplex w/attached garage. *** building to be fully equipped with nfpa-13d fire sprinklers throughout***
Valuation:
$1,000,000
Permit #:
24010-10000-03387
Status:
approved
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: new adu and attached garage
Valuation:
$350,000
Permit #:
24010-10000-00901
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
2 677 sf new two-story single family dwelling with a 641 sf attached 3-car garage related to b23-1489
Valuation:
$500,000
Permit #:
B23-1446
Status:
plancheck
Fee:
$7,359
Permit Type:
N/A
Building Type:
N/A
(eplan) third and forth floor addition to existing single family dwelling. scope to also include a complete interior remodel to existing s.f.d. 1 of 2 front
Valuation:
$650,000
Permit #:
22014-10000-03314
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Restore sliding door in master bedroom on 2nd level. remove sealed wall and window at the 2nd level. demolish unpermitted sealed wall at 1st level restore sliding door and interior door at den restore the basement demolish the unpermitted wall at the basement
Valuation:
$8,000
Permit #:
B21-0632
Status:
final
Fee:
$715
Permit Type:
N/A
Building Type:
N/A
New 2 247 sf two-story single family with 458 attached garage
Valuation:
$450,000
Permit #:
B24-0627
Status:
issued
Fee:
$31,582
Permit Type:
N/A
Building Type:
N/A
Propose 1000 sq ft detached adu propose new garage 331 sq ft
Valuation:
$200,000
Permit #:
BPA24-0073
Status:
complete
Fee:
N/A
Permit Type:
Detached
Building Type:
N/A
Permit to complete work started on b20-0626 to convert existing detached garage to adu 798 sq. ft. patio cover 150 sq. ft
Valuation:
$141,833
Permit #:
B23-1885
Status:
final
Fee:
$1,866
Permit Type:
N/A
Building Type:
N/A
Single family dwelling addition: 300 sq ft attached patio demo: 347 sq ft
Valuation:
$66,000
Permit #:
B25-0719
Status:
issued
Fee:
$5,412
Permit Type:
N/A
Building Type:
N/A
Eplan. energy plan check for a portion of a restaurant tenant improvement. scope of work includes new circuits lighting and controls. total affected area is: 224 square feet
Valuation:
N/A
Permit #:
22041-10000-02873
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Eplan. energy plan check for a portion of a restaurant tenant improvement. scope of work includes new circuits lighting and controls. total affected area is: 224 square feet
Valuation:
N/A
Permit #:
22041-10000-02873
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Verified License
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Wang Yang License info
Verified License
| License # | 1147751 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 12-16-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Wang Yang at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1107992 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Wang Yang at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | C35954 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Wang Yang at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
60
Permits
- Building permit records show that Wang Yang has worked on 60 permitted projects.
Wang Yang Employees
WY
Wang Yang
Owner
YW
Yang Wang
Sole Owner
YW
Yang Wang
Sole Owner