Updated: May 14, 2026
Location and Projects
Address
675 Davis St, San Francisco, CA, 94111
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Cbf Electrician
Cbf Inc, 675 Davis St, San Francisco, CA (Employees: Jack S Cheng, Kuo Ren Lin, and Kuo Ren Lin) holds a Electrical license and 1 other license according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Cbf Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cbf Inc Services
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Cbf Inc San Francisco
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Cbf Inc has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
5 projects
|
2026 |
|
152 projects
|
2025 |
|
125 projects
|
2024 |
|
133 projects
|
2023 |
Our building permit records indicate that Cbf Inc has worked on at least
415.0 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
|
118 projects
|
Commercial Renovations |
|
21 projects
|
Home Additions |
|
12 projects
|
New Constructions |
|
265 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Cbf Inc mostly works on
electrical project
and commercial renovation
projects.
Pricing
|
9 projects
|
< $5k |
|
14 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
11 projects
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
The typical size of their permits is approximately $25,000. 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.
1.24.25- this is to renew expired permit bld21-62623 this project consists where an existing rooftop chiller and two new pumps along with new rooftop chilled water piping valves devices and water tight pipe insulation. a new set of insulated 4 chilled water lines will be extended from the roof and connected to two existing floor mounted chilled water crac units. new power connections ... see more
Valuation:
$585,000
Permit #:
BLD25-00303
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
18th fl ls/electrical - nstall 12 ceiling mount speaker strobes 2 duct detectors 2 wall mount speaker strobes 3 control relays 2 wp wall mount speakers 3 pull stations install 2 wp wall mount strobe install 3 pull stations install 7 smoke detectors - ref 202508153177. es18504
Valuation:
N/A
Permit #:
EW202508168769
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ec3552 4th fl ti/buildout - install of (1) new electrical panel added power for open office furniture work stations added power for ceiling mounted reel cords 5) wall furniture feeds o (72) ceiling mounted reel cords o (1) new electrical panel
Valuation:
N/A
Permit #:
EW202506066959
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mezzanine level - demolish (1) smoke detector and (1) control relay module on each building for a wall in-fill separating the life safety system between the 2 buildings (275 brannan). es17767
Valuation:
N/A
Permit #:
EW202501133414
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
8th fl approx 5091sf of work area. upgrade lighting and controls remove and replace new alarm devices new breakroom power - (64) light fixtures and (18) outlets. ref 202502100012 ec3497
Valuation:
N/A
Permit #:
EW202504175742
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
2nd floor - demolish (1) smoke detector and (1) control relay module on each building for a wall in-fill separating the life safety system between the 2 buildings (625 2nd st) es17767
Valuation:
N/A
Permit #:
EW202501133416
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ste 900 fls/elec - install (2) smoke detectors install (1) booster panel install (2) booster panel batteries install (1) wall mount speaker-strobe install (8) ceiling mount speaker strobes. fire alarm permit #: 2025-0820-3881
Valuation:
N/A
Permit #:
EW202508279002
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Suite 300: new electrical power & signal device througout the space. noew t-24 compliant lighting & controls. ref pa 202503273176
Valuation:
$87,788
Permit #:
202506047922
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
4/f: deferred electrical work for building permit# 202401103702 150 lights 160 receptacles and relocation of 1 electrical panel
Valuation:
$495,000
Permit #:
202402226324
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
14th fl - minor demolish and rework of electrical at the break area and installation of new pendant light fixtures at the break area. ref 202410152993 ec3461
Valuation:
N/A
Permit #:
EW202501153494
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct 2 bedroom 1 full bathroom family room and media room. all work at lower floor
Valuation:
$120,000
Permit #:
202305127725
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Extra mile promenade oracle park @ 24 willie mays plaza - low voltage cabling pulling 21 new camera cables. ts4575 port permits 2024-0233 & 2024-0243
Valuation:
N/A
Permit #:
EW202503245171
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
15th fl - tenant improvement project with modifications to lighting controls fire alarm and an additional electrical panel. ref. 202410152899 ec3445
Valuation:
N/A
Permit #:
EW202412102922
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ground floor waymo garage buildout - appox 10 000sf of work area and installing (60) devices. ref. 202503273131 revision to 202501158383 ec3492
Valuation:
N/A
Permit #:
EW202504075461
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
32 fl tenant improvement - lighting lighting controls power. approx 2023sf of work area and installing (50) device. ref 202503031409 ec3512
Valuation:
N/A
Permit #:
EW202504145605
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Converting (e) office space to open space for staging supplies with approx 215 lf permanent and with mobile storage racks to accommodate the owner's operational needs. (e) restrooms mechanical and electrical rooms to remain
Valuation:
$135,604
Permit #:
BCALT-23-0083
Status:
final
Fee:
$7,481
Permit Type:
Tenant improvement
Building Type:
N/A
Play area - cbf to furnish and install pvc/conduit pathway from existing j-box location to (1) new gate doors hardware for new electrified card readers. provide 120v power to owner supplied landscape controller ref 202312051959 es17695
Valuation:
N/A
Permit #:
EW202406279575
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Space 28 so cool bar - tenant improvement and fire alarm upgrade project for a bar at the chase center ref 202501168507 cbf ec3502
Valuation:
N/A
Permit #:
EW202504175750
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
29th fl life safety/electrical tenant improvement approx 23, 503sf of work area - install (97) ceiling mount speaker strobes. install (1) smoke detector install (2) control relays. install (2) call stations. ref 202404099657
Valuation:
N/A
Permit #:
EW202405168736
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Ls/elect. 4/f: install 1 wall mount horn-strobes install 48 ceiling mount strobes. 35 ceiling mount horn strobes, install 3 smoke detectors.4 duct detectors 4 control relay modules. arch 202209273191 mechanical 20221102572 - es14585
Valuation:
N/A
Permit #:
EW202303239897
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Cbf Inc Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Cbf Inc License info
Verified License
| License # | 335873 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- BuildZoom verified this license was active as of December 2025.
Verify this license's status for Cbf 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 # | 487603 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | 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.
Check this license's status for Cbf Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Travelers Property Casualty Company Of America |
1.1K
Permits
- Building permit records show that Cbf Inc has worked on 1070 permitted projects.
Cbf Inc Employees
JC
Jack S Cheng
Officer
KL
Kuo Ren Lin
Rmo / Ceo / Pres
KL
Kuo Ren Lin
Rmo / Ceo / Pres
SL
Siu Ying Lee
Officer