Updated: Jun 02, 2026
Location and Projects
Address
419 ELLINGTON AVE, San Francisco, CA, 94112
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Bay CT Construction Inc
Based in San Francisco, Bay CT Construction Inc specializes in residential and commercial building projects throughout the Bay Area. With 20 years of industry experience, the company manages new construction, remodeling, and renovations for properties in San Francisco and surrounding neighborhoods. Bay CT Construction Inc handles a range of project types, including kitchen and bathroom remodels, home additions, and structural upgrades. The team is equipped to work on both ground-up construction and interior tenant improvements for commercial clients. Their project portfolio includes multifamily residences and single-family homes, as well as offices and retail spaces. Bay CT Construction Inc is experienced with navigating San Francisco’s unique permitting and building codes, bringing local knowledge to every phase of construction and renovation.
Bay CT Construction Inc Services
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Bay CT Construction Inc Contact Information
Phone Number: (415) 308-2838
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Address: 419 ELLINGTON AVE, San Francisco, CA 94112
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Bay CT Construction Inc San Francisco
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Bay CT Construction Inc has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.
Activity
|
26 projects
|
2025 |
|
26 projects
|
2024 |
|
19 projects
|
2023 |
Our building permit records indicate that Bay CT Construction Inc has worked on at least
71.0 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
|
20 projects
|
Home Additions |
|
6 projects
|
New Constructions |
|
32 projects
|
Kitchen remodels |
|
13 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Bay CT Construction Inc mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
14 projects
|
< $5k |
|
7 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
10 projects
|
$100k-$250k |
|
3 projects
|
$250k-$500k |
|
2 projects
|
$500k-$1mil |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $20,000. 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.
Building Permits by Bay CT Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Express bathroom like-for-like remodel permit - residential
2025-05-19
Remodel bathroom on the 3rd floor of a 3 story condominium building. like for like updates & no changes in the layout of the bathroom. remove & replace fixtures in existing bathroom. adding recess lighting to the bathroom
Valuation:
$20,000
Permit #:
CBW25-0097
Status:
final
Fee:
$1,642
Permit Type:
N/A
Building Type:
N/A
Tenant improvement new interior walls ceiling system mechanical new electrical interior finishes new millwork new ada restroom no exterior work
Valuation:
$180,000
Permit #:
202411185181
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
38 - health studi...
Express bathroom like-for-like remodel permit - residential
2025-06-15
Unit"p primary bathroom accessed through bedroom. remodel bathroom on the 3rd floor. of a 3 story condominium building. like for like updates & no changes in the layout of the bathroom. remove & replace fixtures in existing bathroom. adding recess lighting to the bathroom
Valuation:
$20,000
Permit #:
CBW25-0112
Status:
final
Fee:
$1,642
Permit Type:
N/A
Building Type:
N/A
Remodel 2nd floor (4042) and 3rd floor (4044). relocate/remodel kitchen and (e) bathroom. provide (n) master medroom and (n) bathroom; bathroom for (e) bedroom; new wiring and light fixtures; and (n) w/h and furnaces. repair (e) dryrot rear wall and winows at sunroom all floors
Valuation:
$190,000
Permit #:
202307242825
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Lightwell infill. remodel (e) master bed (e) family room & garage. 1/f: remodel & relocate (e) bathroom wetbar and (e) laundry. addition (n) bathroom n sauna & (n) ent room at 1/f. relocate & reconfig int. stairs, convert 2 (e) beds into 2 (n) master beds at 2/f. addition (n) platform deck at 1/f. addition (n) cantilevr
Valuation:
$427,500
Permit #:
202311060274
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Infill (e) north light well rebuilt modify (e) rear 1-level wood deck at 1st fl new media home office and new bedroom with excavation. 2nd fl remodel (e) kitchen new pantry toilet room. 3rd fl remodel (e) bathroom master bathroom and walkin. new laundry
Valuation:
$265,525
Permit #:
202308255343
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revison to approved permit#202308255343.enlarge(e)front garage door infill area below(e) 3rd fl bedroom @ rear wall new roof deck with new interior stair and roof hatch access replace all front windows in kind-remove wall @ 1st fl home office
Valuation:
$95,000
Permit #:
202310309778
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to approved pa# 202307242825 & 202310188946. remodel (e) 1/f unit (4044) kitchen bedrooms and bathroom; new bathroom laudnry dining and toilet room remodel (e) dining to bedrooms
Valuation:
$200,000
Permit #:
202401123969
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Interior remodel for all floors. rear horizontal addition @ (e) roof deck. infill (e) lightwell. 4th story vertical addition w roof deck & mechanical room @ 4th floor roof. increase unit from 3 to 5
Valuation:
$1,145,531
Permit #:
201704113644
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Revision to 202011068396 interior remodel unit 1594 b. addition 1 bedroom and 1 bathroom. reconfigure rooms. addition 1 bedroom, bathroom in units 1596 and 1598 1st/2nd fl. addition 1 bedroom bathroom in unit 1594 a 3rd fl
Valuation:
$150,000
Permit #:
202110059839
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
At 2nd/f interior remodel (e) both unis (a+b): remodel (e) kitchen bathroom & bedroom addition 1 full bathroom in each unit. comply w nov 202180236 addition (n) heating sys comply w/nov 202180225 addition 2 new skylights. remove cover over lightwell
Valuation:
$170,000
Permit #:
202211307422
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
2/f: (unit 1643) remodel (e) kitchen laundry and bathroom. (n) full bathroom and water heater. 3/f: (unit 1647) remodel (e) kitchen laundry and bathroom. (n) full bathroom and water heater
Valuation:
$160,000
Permit #:
202409090363
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Remodel (e) floor space to (n) family media study bathroom & laundry; 2nd fl unit 569 - remodel (e)kitchen & bathroom; 3rd & 4th fl - remodel (e) kitchen & bathroom remodel bedroom to living room. enlarge garage door to 10'-0"; replace all windows. infill lightwell
Valuation:
$463,000
Permit #:
202008111505
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
New interior layout @ kitchen area (ie ope kitchen layout) new kitchen island and relocation of interior stair. no work to the front. new furnace
Valuation:
$100,000
Permit #:
202408057912
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Commenecement of work not started under previously approved permit 201604195187 for work to comply with complaint 201691141 remove unpermitted wall & foundation at ground floor at rear yard; addition deck & stairway at rear per plan
Valuation:
$10,000
Permit #:
202409039930
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Remodel (e) kitchen and bathroom construct (n) bathroom on 2/f. remove walls at living room dining room ktichen area. remodel (e) bathroom at g/f. construct (n) laundry room at g/f
Valuation:
$120,000
Permit #:
202405061483
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
To reinstate a bathroom a kitchen lighting in bedroom due to structural upgrade in basement and tenant was relocated temporary. now due the foundation is done sot have to reinstate in order have tenenat reoccupy the unit
Valuation:
$25,000
Permit #:
202309015849
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Relocate (e) kitchen bathroom. construct 1 (n) half bathroom. repair (e) deck in-kind & replace (e) sheetrock w new at 2nd floor (unit 1011a). relocate (e) kitchen bathroom. construct 1 (n) half bathroom. repair (e) deck in-kind & replace (e) sheetrock w new at 3rd floor (unit 1011)
Valuation:
$120,000
Permit #:
202206216794
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Replace (e) kitchen countertops and cabinets in kind. new electrical subpanel. new electrical wiring for two bedrooms one kitchen. living room and one bathroom
Valuation:
$36,887
Permit #:
202506189009
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Comply with nov 202292145 202292503. (front bldg) 1st fl garage provide new plywood and anchor bolts to e walls i kind 2nd fl. relocate remodel e kitchen remodel e bathroom and bedroom.remove/replace all dry rotted wood stud and floor joist in general. repair e garage door.rear window furnace
Valuation:
$75,000
Permit #:
202206287317
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
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Bay CT Construction Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Bay CT Construction Inc License info
Verified License
| License # | 922224 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Bay CT Construction Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
229
Permits
- Building permit records show that Bay CT Construction Inc has worked on 229 permitted projects.
Bay CT Construction Inc Employees
JC
Jian Ming Chen
Ceo/President
KT
Kai Cheng Tang
Rmo
ZT
Zi Pei Tang
Rmo