Updated: Jun 05, 2026
Location and Projects
Address
683 6TH AVENUE, San Francisco, CA, 94118
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KLW Construction Inc
Serving the San Francisco Bay Area, KLW Construction Inc brings over three decades of experience to residential remodeling and construction projects. The company works with homeowners throughout San Francisco on remodels, additions, structural upgrades, and new builds. KLW Construction’s project portfolio includes kitchen and bathroom renovations, home additions, and seismic retrofitting, as well as complete interior and exterior remodels. Clients turn to KLW Construction for property updates that improve both functionality and aesthetics, with services encompassing framing, foundation work, and project management for major renovations. The company is also experienced in navigating San Francisco’s complex permitting and inspection processes. Over 31 years in business, KLW Construction has consistently focused on transforming residential properties across neighborhoods such as Noe Valley, Inner Sunset, and the Richmond District.
KLW Construction Inc Services
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KLW Construction Inc Contact Information
Phone Number: (707) 773-1535
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Address: 683 6TH AVENUE, San Francisco, CA 94118
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KLW Construction Inc San Francisco
Quality
109
95th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
KLW Construction Inc has a BuildZoom score of 109, which places them above 95% of 336,931 contractors in California.
Activity
|
22 projects
|
2025 |
|
7 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that KLW Construction Inc has worked on at least
34.0 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
|
5 projects
|
Home Additions |
|
6 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that KLW Construction Inc mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
1 project
|
< $5k |
|
6 projects
|
$5k-$20k |
|
9 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $28,000. 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.
Rear horizontal additon @ basement & 1st floor kitchen.(n) coat closert & powder room. in(e) dining room.(n)master bathroom on part of (e) 2nd floor open deck replace (e) gas gravity furnace & dosmestic hot water with heat pump. new adu @ 1st floor
Valuation:
$500,000
Permit #:
201912311084
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Structural revision 201912311084- provide (n) interior conc footing per fied inspection change condition at site no (e) footing. provide (n) conc retaining wall at rear yard
Valuation:
$40,000
Permit #:
202504224960
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
1/f: enclose existing exterior entry and stair. relocate interior stairs. replace gas heater with mini-split system. replace gas water heather. replace exterior windows in kind all. remodel bathroo. 2/f: addition 1/2 bathroom adjacent to living room. remodel bathroom. remodel bedroom 1 where stairs reconfig
Valuation:
$125,000
Permit #:
202209233072
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Front detached garage: addition a (n) 3-story single family house on top of (e) detached garage w 3 bedrooms 2.5 baths kitchen living/dining area
Valuation:
$300,000
Permit #:
201905211306
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Remodel kitchen bathroom & laundry addition a deck on 2nd floor. remodel bathroom addition 2 bathroom on 3rd fl. addition 2nd unit on 1st fl including 2 bedrooms a bathroom living/kitchen. relocate front door. replace foundation. replace water heater furnace. upgrade electrical & plumbing syst
Valuation:
$180,000
Permit #:
201907014763
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Building horizontal addition at basement. 1st fl kitchen & bathroom remodel. underground sewer lines. gas heater
Valuation:
N/A
Permit #:
PP20250127177
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition one unit #14 on ground floor and remodel one unit #13 on ground floor. ref app#201608114818 for mandatory soft story per ordinance no. 66-13. fire alarm system & notification device as need to comply w ordinance. addition unit per ordinance nos. 162-16 95-17 & 162-17
Valuation:
$160,000
Permit #:
201612296244
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
4006 & 4006a 25th st. building rear addition & basement. upgrade existing electrical panel to 200 amp panel
Valuation:
N/A
Permit #:
E202501279581
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building horizontal addition at basement. 1st fl kitchen & bathroom remodel. bathroom exhaust & furnace
Valuation:
N/A
Permit #:
PM20250127179
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing counter and sink at the kitchen. reference p/a 2017-1215-6580
Valuation:
$400
Permit #:
202501037645
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Remodel 1 bathroom addition 2 new bathroom underground plumbing work relocate existing forced air heater 2 new shower pan rework kitchen plumbing
Valuation:
N/A
Permit #:
PP20240812325
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and bathroom addition half bathroom. addition bedroom family room and full bathroom on 1/f. upgrade electrical - new plugs lights switches 100amp service
Valuation:
N/A
Permit #:
E202105062979
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Vertical & horizontal addition of single family dwelling addition stairs bedrooms bathrooms study office family etc
Valuation:
$308,000
Permit #:
201609066825
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Anip replace 10 windows & 1 sgd
Valuation:
$32,000
Permit #:
B25-0421
Status:
final
Fee:
$1,516
Permit Type:
Residential
Building Type:
N/A
Anip replace 8 windows & 1 sgd
Valuation:
$28,000
Permit #:
B25-0407
Status:
final
Fee:
$1,322
Permit Type:
Residential
Building Type:
N/A
Remodel kitchen & bathroom addition laundry. remove partition walls replace a vinyl window in kitchen not visible from the street. addition lights & insulation on top floor
Valuation:
$50,000
Permit #:
202101192871
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Remodel 2 bathrooms with like kind. replace existing breaker box with new large 64 slot box
Valuation:
N/A
Permit #:
E202506103077
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Anip replace 13 windows
Valuation:
$30,000
Permit #:
B25-0419
Status:
issued
Fee:
N/A
Permit Type:
Residential
Building Type:
N/A
Anip replace 13 windows
Valuation:
$30,000
Permit #:
B25-0418
Status:
final
Fee:
$1,419
Permit Type:
Residential
Building Type:
N/A
Anip replace 7 windows & 1 sgd
Valuation:
$19,000
Permit #:
B25-0411
Status:
final
Fee:
$981
Permit Type:
Residential
Building Type:
N/A
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BZ Score
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BZ Score
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Avg Project
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Projects
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
KLW Construction Inc License info
Verified License
| License # | 284664 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for KLW Construction 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 # | 804607 |
| Status | Active |
| State | California |
| Type | General Building, Cabinet, Millwork And Finish Carpentry, Concrete |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for KLW Construction 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 # | 849741 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for KLW Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-87157-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | Sole Ownership, Corporation |
- According to the United States Environmental Protection Agency, 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 KLW Construction Inc at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 758645 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership, Corporation |
- 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 KLW Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
109
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
147
Permits
- Building permit records show that KLW Construction Inc has worked on 147 permitted projects.
KLW Construction Inc Employees
HW
Howard Manny Wong
Rmo / Ceo / Pres
HW
Howard Wong
Owner
KW
Kim Lawrence Werly
Owner
KW
Kum Lun Wong
Deceased
YF
Yvonne Wong Fong
Officer
Great contractor.