Updated: Mar 21, 2026
Location and Projects
Address
2220 S STIMSON AVE, Hacienda Heights, CA, 91745
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Qw Building Construction
Serving clients in Hacienda Heights, Qw Building Inc specializes in residential remodeling and construction projects. The company handles a range of home improvement services, including kitchen and bathroom renovations, room additions, and custom carpentry. Portfolio examples reflect experience with open-concept living spaces, modern kitchen layouts, and upgraded bathrooms featuring new tile, fixtures, and cabinetry. Qw Building Inc works with homeowners on both interior and exterior renovations, addressing functional upgrades as well as aesthetic enhancements. Based in Hacienda Heights, they accept projects in surrounding neighborhoods and cities in the greater Los Angeles area. With over three years in business, Qw Building Inc emphasizes practical solutions in residential construction, working closely with clients throughout the planning and building process.
Qw Building Inc Services
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Qw Building Inc Contact Information
Phone Number: (626) 376-1519
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Address: 2220 S STIMSON AVE, Hacienda Heights, CA 91745
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Qw Building Inc Hacienda Heights
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Qw Building Inc has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
11 projects
|
2025 |
|
1 project
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Qw Building Inc has worked on at least
14.0 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
|
3 projects
|
< $5k |
|
2 projects
|
$50k-$100k |
|
7 projects
|
$100k-$250k |
The typical size of their permits is approximately $131,000. 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.
New 1 164 sq. ft. detached accessory dwelling unit (adu) to include 3 bedrooms 3 closets 2 bathrooms 1 laundry room 1 kitchen 1 dining room and 1 living room at rear of main home located at 406 w 9th street. the new assigned address for the detached accessory dwelling unit is 408 w 9th street. *1st permit extension granted and set to expire on 08/14/2024. **2nd permit extension grante... see more
Valuation:
$190,000
Permit #:
PMT23-00462
Status:
final
Fee:
$7,575
Permit Type:
N/A
Building Type:
N/A
New detached adu (1 000 sq.ft.) ** 1st extension from 05/16/24 ; expiring 08/14/24** ** 2nd extension from 08/14/24 ; expiring 11/12/24** ** 3rd extension from 11/19/24 ; expiring 02/17/25** ** 4th extension from 03/06/25: expiring 06/04/25 **
Valuation:
$200,000
Permit #:
PMT23-00461
Status:
complete
Fee:
$7,667
Permit Type:
N/A
Building Type:
N/A
Relocating gas meter to the rear of the property along side the gas meter for the adu this move was requested ba socal gas fee paid under pmt23-00464
Valuation:
N/A
Permit #:
BRES-25-01188
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
(e plan) dessert and coffee shop tenant improvement - tenant: heybings dessert cafe
Valuation:
$97,867
Permit #:
00958994-SBPT
Status:
final
Fee:
$947
Permit Type:
N/A
Building Type:
N/A
Residential electrical- moeve teh existing electric meter to a new location
Valuation:
$1,500
Permit #:
BRES-25-00973
Status:
issued
Fee:
$227
Permit Type:
Alteration
Building Type:
N/A
Relocation of the electric meter from the main home to the adu (100 amp)
Valuation:
N/A
Permit #:
BRES-25-00971
Status:
final
Fee:
$220
Permit Type:
N/A
Building Type:
N/A
Installation of a new gas line to accommodate the location of the meter
Valuation:
$500
Permit #:
BRES-25-00809
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
544 sf garage conversion to adu
Valuation:
N/A
Permit #:
PLB24-0050
Status:
complete
Fee:
$192
Permit Type:
Alteration remode...
Building Type:
N/A
544 sf garage conversion to adu
Valuation:
N/A
Permit #:
MEC24-0052
Status:
complete
Fee:
$91
Permit Type:
Alteration remode...
Building Type:
N/A
544 sf garage conversion to adu
Valuation:
N/A
Permit #:
ELE24-0063
Status:
complete
Fee:
$370
Permit Type:
New construction
Building Type:
N/A
544 sf garage conversion to adu
Valuation:
$95,000
Permit #:
BLD23-0254
Status:
complete
Fee:
$4,081
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for bakery
Valuation:
$100,000
Permit #:
COMM24-0070
Status:
final
Fee:
$7,482
Permit Type:
Tenant improvement
Building Type:
N/A
Unit 2 - new construction of detached adu (3b2d 1000 sf) solar - 2.43kw 6 modules 3 microinverters
Valuation:
$131,000
Permit #:
B2501840
Status:
issued
Fee:
$2,564
Permit Type:
N/A
Building Type:
N/A
Unit 2 - detached 1000 sf adu (3 bed 2 bath). photovoltaic solar 2.43 kw 6 modules
Valuation:
$131,000
Permit #:
B2501548
Status:
issued
Fee:
$2,522
Permit Type:
N/A
Building Type:
N/A
New detached adu 1000 sqft (3 bed 2 bath). photovoltaic solar 2.43 kw (6) modules with (3) microinverters
Valuation:
$131,000
Permit #:
B2501547
Status:
issued
Fee:
$2,565
Permit Type:
N/A
Building Type:
N/A
Unit 2 - detached 1000 sf adu (3 bed 2 bath) photovoltaic solar 2.43 kw (6) modules with (3) micro-inverters
Valuation:
$131,000
Permit #:
B2501486
Status:
issued
Fee:
$2,571
Permit Type:
N/A
Building Type:
N/A
Unit 2 - 1000 sf adu 3 bed 2 bathroom solar - 6 modules 3 microinverters 2.43kw
Valuation:
$131,000
Permit #:
B2501485
Status:
issued
Fee:
$2,565
Permit Type:
N/A
Building Type:
N/A
Installation of a new gas meter and line to accommodate the adu
Valuation:
$500
Permit #:
BRES-25-01090
Status:
final
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
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Qw Building Inc License info
Verified License
| License # | 1152163 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 03-19-2026 |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Qw Building Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 1112097 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Qw Building Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
14
Permits
- Building permit records show that Qw Building Inc has worked on 14 permitted projects.
Qw Building Inc Employees
QH
Qingqing Huang
Rmo
QH
Qingqing Huang
Rmo
WZ
Weiwei Zhi
Ceo / President
WZ
Weiwei Zhi
Ceo / President