Updated: Oct 28, 2025
Location and Projects
Address
San Francisco, CA, 00000
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Chan Siong Loh Construction
Based in San Francisco, Chan Siong Loh has provided construction services throughout the city for nearly two decades. With 19 years of experience, the business has managed a range of residential projects within San Francisco, reflecting a longstanding familiarity with local building requirements and neighborhood styles. Project types have included remodels and renovation work, with permit records demonstrating activity in established city neighborhoods. Serving homeowners in San Francisco, Chan Siong Loh’s experience spans permitted construction and improvement projects suited to the city’s residential property types. The company brings an understanding of San Francisco’s permitting processes and adapts construction methods to meet the needs of local clients and properties.
Chan Siong Loh Services
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Chan Siong Loh Contact Information
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Chan Siong Loh San Francisco
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Chan Siong Loh has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Chan Siong Loh has worked on at least
7.0 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
|
1 project
|
< $5k |
|
3 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$500k-$1mil |
The typical size of their permits is approximately $15,880. 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.
5th fl: partial tenant improvement partial demolition new non bearting partitions ceilings millwork mechancial electrical & plumbing scope. structural scope for phone booth anchoring. (e) restroom core will be updated to mett per 2022 cbc accessibility
Valuation:
$800,000
Permit #:
202505055774
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Tenant improvement for veterinary clinic. new partition new ceilings new lighting new m&p new accessible restroom and new finishes. the possible future expansion of the clinic by constructing a shaft for a future elevator b/t the street and basement levels
Valuation:
$400,000
Permit #:
202112224898
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Rear bldg/storage shed: rebuild fire damaged west wall involving demolish new structural supports patching waterproofing painting repair/patch roof to comply w/nov 202542053
Valuation:
$10,000
Permit #:
202509094891
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
61 - storage shed
Demolish (e) vacant tenant improvement on ground floor & mezzanine. addition wall separating retal + office on 1st fl. addition single accomodation restroom to retail space. remove (e) stair from ground floor to mezzanine. addition new stair. m.e.p. under separate permit
Valuation:
$30,000
Permit #:
202203280977
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
15 - retail sales
Infill existing door to backyard replacee existing window @ bedroom w new door new patio for bedroom to backyard. remodel bathroom
Valuation:
$35,552
Permit #:
202308154435
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Enlarge width of warehouse door replace warehouse's sliding door to automatic roll-up door. block existng window for shear wall construction
Valuation:
$40,000
Permit #:
202111041850
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
20 - warehouse, n...
Revision to pa #202001212411 - to revise structural foundation plan
Valuation:
$12,000
Permit #:
202101132627
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Permit revision to #202211176713 no change of scope of work; revision includes floor plan layout changed at room #108 109 102. updated exit diagram and egress calculations; minor changes include partition and millwork details and associated mep changes
Valuation:
$1
Permit #:
202305127695
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Demolish interior new partitions ceiling mechanical electrical plumbing new elevator pit new entry door. new elevator to be under seperate permit
Valuation:
$803,362
Permit #:
202211176713
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
Sfdwl of 3 new bedrooms 2 baths living garage=(1668sqft)& remodel kitchen(154sqft) bathroom(48sqft) pantry laundry 1 bedroom foyer(730sqft)&patio(36sqft) sanitary is in sunnyvale's jurisdiction. 5/2/2012 address changed to 19148 meiggs. file scanned box 441 *see notes*
Valuation:
N/A
Permit #:
11090127
Status:
final
Fee:
$6,306
Permit Type:
N/A
Building Type:
N/A
2nd flr: installation of new microscopes and monitors on ceiling
Valuation:
$10,000
Permit #:
202206216664
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
67 - clinics-medi...
Demolish carport(297sqft) & hardscape concrete 5/2/12 adress changed to 19148 meiggs
Valuation:
N/A
Permit #:
11090125
Status:
final
Fee:
$525
Permit Type:
N/A
Building Type:
N/A
2971 sf single family dwelling w attached garage replacing 1278 sq ft dwelling ((saa2007-88)) c/s roberts ferry rd
Valuation:
N/A
Permit #:
BLD2008-01939
Status:
final
Fee:
$6,160
Permit Type:
N/A
Building Type:
N/A
Addition 490 sf to (e) single family residence
Valuation:
N/A
Permit #:
2013-51330-00
Status:
issued
Fee:
$4,993
Permit Type:
N/A
Building Type:
N/A
Building new garage 840 sq ft
Valuation:
N/A
Permit #:
2009-42837-00
Status:
final
Fee:
$1,604
Permit Type:
N/A
Building Type:
N/A
Install a manufactured home
Valuation:
N/A
Permit #:
2008-40350-00
Status:
final
Fee:
$3,881
Permit Type:
N/A
Building Type:
N/A
Remodel only
Valuation:
N/A
Permit #:
20417
Status:
expired
Fee:
$6,034
Permit Type:
Other
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLD18-0013
Status:
final
Fee:
$155
Permit Type:
Multiple rooms
Building Type:
N/A
No Description Available
Valuation:
$9,000
Permit #:
BLD18-0364
Status:
expired
Fee:
$376
Permit Type:
Reroof main resid...
Building Type:
N/A
Adding new cover shed roof over the existing balcony at the back of the house
Valuation:
$15,880
Permit #:
202308154428
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
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Chan Siong Loh License info
License Not Required
| Status | Not Required |
- BuildZoom verified in December, 2022 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
16
Permits
- Building permit records show that Chan Siong Loh has worked on 16 permitted projects.