Updated: Dec 04, 2025
Location and Projects
Address
14342 PLEASANT HILL DRIVE, Chino Hills, CA, 91709
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Lam Thanh Architect
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
If you are thinking of hiring Lam Thanh, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Lam Thanh Services
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Lam Thanh Contact Information
Address: 14342 PLEASANT HILL DRIVE, Chino Hills, CA 91709
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Lam Thanh Chino Hills
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Lam Thanh has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
16 projects
|
2025 |
|
10 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Lam Thanh has worked on at least
28.0 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
|
6 projects
|
New Constructions |
|
5 projects
|
Commercial Renovations |
Analyzing permits over the last 4 years shows that Lam Thanh mostly works on
new construction
and commercial renovation
projects.
Pricing
|
2 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
11 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $212,000. 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 new single family dwelling per sb9 two unit developement. to be fully sprinklered nfpa 13d
Valuation:
$360,000
Permit #:
24010-20000-02884
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change of use from existing retail to massage parlor where any person who provides massage services at this premise shall be certified as a massage therapist or massage practitioner pursuant to california business and professions section 4600 et seq
Valuation:
$11,000
Permit #:
25016-10000-16437
Status:
triage
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Change of use from retail to massage parlor where any person who provides massage services at premise shall be certified as a massage therapist or massage practitioner pursuant to california business and professions section 4600 et seq.
Valuation:
$15,000
Permit #:
24016-10000-30196
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
*2025 wildfire eligible project per eo1**eplan* new 2-story single family dwelling with attached 2-car garage (replacement). nfpa 13d. solar installation exempt per governor's order n-29-25
Valuation:
$250,000
Permit #:
25010-10000-01694
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert (e) detached garage to accessory dwelling unit per gcs 66323(a)(1). comply with department order effective date 02/13/2025. permit will expire 30 days from issuance date
Valuation:
$70,000
Permit #:
25016-20000-18088
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan. change of use from retail to massage parlor where any person who provides massage services at this premise shall be certified as a massage therapist or massage practitioner pursuant to california business and professions section 4600 et seq
Valuation:
$35,000
Permit #:
23016-10000-04793
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
(eplan) title 24 plan check for energy only. scope of work includes new lighting fixtures new lighting fixture controls new power devices and new circuits. total area is 1, 449 sqft. **** 23016-10000-12426: eplan: change of use from retail to massage parlor total of 1, 449 sq. ft building 6 massage rooms one laundry room and two shower rooms
Valuation:
N/A
Permit #:
23041-10000-37134
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to approved set. removed and relocated loads removed some lights. tenant improvement 24 only and qualifies for plan check only
Valuation:
N/A
Permit #:
24041-10001-00040
Status:
approved
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Ti-24 for energy only for a massage space installation of new power receptacles. total square footage = 1009 sf
Valuation:
N/A
Permit #:
25041-10000-09025
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
[eplan] plan check for energy only. 846 sq ft interior tenant improvement. scope of work includes the installation of new circuits lighting and controls using the existing panel and service
Valuation:
N/A
Permit #:
23041-10000-07769
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental to 23016-10000-04793. revise the scope of work to read change of use from retail to beauty parlor and revsie floor plan. no change in parking
Valuation:
$501
Permit #:
23016-10001-04793
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Verify work done under adu permit #23016-10000-09263 meets the minimum standards of the soft story retrofit of lamc div. 93. certificate of compliance for soft story shall not be issued till certificate of occupancy for adu is obtained
Valuation:
$50,000
Permit #:
23016-10000-06667
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(n) 22'-11"x 29'-10 2-story detached accessory dwelling unit w attached garage per ab 494 and sb 229. roof trusses system
Valuation:
$160,000
Permit #:
18010-30000-02785
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Convert existing garage with addition to new detached adu per ordinance. work per engineer design. comply with department order effective date 12/29/2023. permit will expire 30 days from issuance date
Valuation:
$35,000
Permit #:
24016-10000-03043
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 1 000 amp service (ps) for 10 small lot subdivision for 10 new track homes with a 200 amp subpanel for each one. building permit: 15010-20000-04536 address is 588 w buntzman mz
Valuation:
N/A
Permit #:
20041-10000-06203
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan. new detached adu 1200sf. per lamc 12.22 a.33 (c)-(d). per engineering design
Valuation:
$200,000
Permit #:
23010-20000-00918
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Relocate existing laundry room & addition utility sink create new bathroom. no additional square footage added
Valuation:
$20,000
Permit #:
22016-10000-29889
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan single family dwelling to remain. pending customer clarification
Valuation:
$10,000
Permit #:
24016-10000-23369
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to permit #23016-10000-09263 to correct the structural plans to show the removal and replacement of the existing post in the car port
Valuation:
$501
Permit #:
23016-10001-09263
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Convert existing carport to accessory dwelling unit per lamc 12.22 a.33(c) and (e). all work per engineered design
Valuation:
$45,000
Permit #:
23016-10000-09263
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Lam Thanh License info
License Not Verified
| License # | C36610 |
| Status | Active |
| State | California |
| Type | Architect |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Lam Thanh with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
121
Permits
- Building permit records show that Lam Thanh has worked on 121 permitted projects.