Updated: Apr 12, 2026
Location and Projects
Address
9303 RALPH STREET, Rosemead, CA, 91770
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Quang Tu Lam Construction
Quang Tu Lam, 9303 Ralph St, Rosemead, CA holds a General Building license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Quang Tu Lam, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Quang Tu Lam Services
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Quang Tu Lam Contact Information
Phone Number: (626) 215-7412
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Address: 9303 RALPH STREET, Rosemead, CA 91770
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Quang Tu Lam Rosemead
Quality
94
76th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Quang Tu Lam has a BuildZoom score of 94, which places them above 76% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Quang Tu Lam has worked on at least
1.0 project 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.
Pricing
|
1 project
|
$5k-$20k |
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.
446 sq.ft. house addition one living room addition one bathroom at master bedroom front porch 216 sq.ft. and covered patio 260 sq.ft. attached new accessory dwelling unit: 2 bedrooms 2 bathrooms and kitchen. replace existing roof shingle to match new addition. remove unpermitted structure laundry room and storage
Valuation:
$201,236
Permit #:
B18-37173
Status:
final
Fee:
N/A
Permit Type:
Ra residential ad...
Building Type:
N/A
New 2-story sfd: 5 bedrooms 5.5 bathrooms with attached 3-car garage covered porch and trellis patio
Valuation:
$460,853
Permit #:
B17-34454
Status:
final
Fee:
N/A
Permit Type:
Nr new residential
Building Type:
N/A
8 branch circuits 20 outlets 20 light fixtures fau/ac units garbage disposal range hood washing machine with 100 amp service panel
Valuation:
$0
Permit #:
E19-37437
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Showers clotheswasher hose bibbs lavatories sink water closets water heater gas outlets and connect to public sewer
Valuation:
$0
Permit #:
P19-37439
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 2nd unit: 2 bedrooms 1 bathroom with attached 2-car garage with laundry space and covered porch
Valuation:
$106,768
Permit #:
B17-34455
Status:
final
Fee:
N/A
Permit Type:
Nr new residential
Building Type:
N/A
Installation of two central air conditioning and heating system for new single family dwelliing
Valuation:
$0
Permit #:
M17-35259
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation for air conditioning and heating system
Valuation:
$0
Permit #:
M19-37438
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of central air conditioning and heating system for new 2nd: unit
Valuation:
$0
Permit #:
M17-35262
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for new single family dwelling and connect to public sewer
Valuation:
$0
Permit #:
P17-35260
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition sink to exterior of adu
Valuation:
$0
Permit #:
P19-37890
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for new 2nd: unit and connect to public sewer
Valuation:
$0
Permit #:
P17-35263
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Grading for two new single family dwellings
Valuation:
$0
Permit #:
G17-34670
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical for new single family dwelling
Valuation:
$0
Permit #:
E17-35258
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical for new 2nd: unit
Valuation:
$0
Permit #:
E17-35261
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolition of existing house with garage
Valuation:
$0
Permit #:
D17-35184
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Temporary power pole
Valuation:
$0
Permit #:
E17-35098
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1-story addition 2br/1ba fmly room 714 s.f. porch 58 s.f. reroof (e) house with eagle roofing light weight tile icc-esr-1900 (5.5 psf)
Valuation:
$104,120
Permit #:
BL810160021
Status:
Finaled
Fee:
N/A
Permit Type:
Ra residential ad...
Building Type:
N/A
Change-out (9)windows (duel glazed); move front entry forward (add 40 sf) & install dbl door with (e) header. electrical permit #e000067 issued 4/3
Valuation:
$3,574
Permit #:
BLDG000055
Status:
final
Fee:
$211
Permit Type:
N/A
Building Type:
N/A
New 1-story 2nd: unit 2br/1ba w/attached 2 car garage w/laundry space front porch 40 s.f. & covered patio 226 s.f
Valuation:
$114,120
Permit #:
BL711270003
Status:
Finaled
Fee:
N/A
Permit Type:
Nr new residential
Building Type:
N/A
*crn2008-01939* demolish (e) non-permited additions (rear of house) convert non permited garage conversion to garage space mf
Valuation:
$2,000
Permit #:
BLD2008-16631
Status:
final
Fee:
$249
Permit Type:
N/A
Building Type:
N/A
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Quang Tu Lam Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Quang Tu Lam License info
Verified License
| License # | 979802 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Quang Tu Lam at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
7
Permits
- Building permit records show that Quang Tu Lam has worked on 7 permitted projects.
Quang Tu Lam Employees
QL
Quang Tu Lam
Owner