Updated: May 29, 2026
Location and Projects
Address
4461 PERALTA 3, Fremont, CA, 94536
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S&Y Corporation Photos
S&Y Corporation Construction
S&Y is painting and remodeling specialists, serving the Bay Area since 1991. We were incorporated in year of 2000. We operate business with a reputation for quality, integrity and professionalism. Our goal is to maintain leadership in the industry with an aggressive style and our honest practices. We are convinced that the success of our business depends on the satisfied customers. We listen to our customers and understand their changing needs. We achieve their satisfaction by quickly translating their needs into services that are first class and emphasize quality and value. To achieve this we must provide a highly motivated and trained staff. We acknowledge the needs of our staff and interact with our staff in a fair but firm manner. Our methods of operation are shaped by our dedication to quality. We are enthusiastic about what we have to offer our customers and believe that this will ensure our continued success.
From BuildZoom: S&Y Corporation, 4461 Peralta, Fremont, CA (Employees: Sue Eun Ko and Young Ho Ko) holds a Painting And Decorating, General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 117 ranks in the top 1% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring S&Y Corporation, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
S&Y Corporation Services
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S&Y Corporation Contact Information
Phone Number: (510) 792-6751
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Address: 4461 PERALTA 3, Fremont, CA 94536
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S&Y Corporation Fremont
Quality
117
99th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
S&Y Corporation has a BuildZoom score of 117, which places them above 99% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
15 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that S&Y Corporation has worked on at least
38.0 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
|
8 projects
|
Home Additions |
|
11 projects
|
Kitchen remodels |
|
7 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that S&Y Corporation mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
8 projects
|
< $5k |
|
15 projects
|
$5k-$20k |
|
7 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $12,000. 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.
Express bathroom like-for-like remodel permit - residential
2025-04-14
Replace bathtub with new valves and install new bathtub wall with wetwall (denshield) and tile for walls replace toilet with 30 clearance replace 36 vanity new flooring throughout the bathroom upgrade electrical outlets to gfci install new exhaust vent with built-in humidity sensor
Valuation:
$20,000
Permit #:
CBW25-0077
Status:
final
Fee:
$1,642
Permit Type:
N/A
Building Type:
N/A
Electrical work: replace knob & tube wired. remove old wires. set up new subpanel. new outlets & switches with new wires. drywall after electrical work is done. install sheetrock & patch. touch up paint. new electrical line for dishwasher & garbage disposer. new electrical line for range oven & hood. new electrical line for washer/dryer. new electrical line for refrigerator
Valuation:
$10,000
Permit #:
EW25-0134
Status:
final
Fee:
$1,002
Permit Type:
N/A
Building Type:
N/A
Replace shower with new shower pan and walls install new shower door upgrade electrical outlet to have gfci for the vanity install new vanity set 36 replace the toilet (1.28 gpf) replace the exhaust vent with built in humidity sensor
Valuation:
$12,000
Permit #:
BLD2025-06397
Status:
complete
Fee:
$621
Permit Type:
N/A
Building Type:
N/A
Remodel of master bathroom hallway bathroom and kitchen - like for like. replace tub vanity toilet cabinets countertops gfci electrical outlets in both bathrooms and kitchen subpanel (bld mechanical electrical plumbing)
Valuation:
$40,000
Permit #:
CB25-0029
Status:
final
Fee:
$3,306
Permit Type:
N/A
Building Type:
N/A
This project will consist of the following: -remodel the existing kitchen. -remodel and relocate the bathroom. -interior alterations to addition a second bedroom. -new electrical outlets and lighting. -replace 11 windows to match existing. -2 new egress windows
Valuation:
$100,000
Permit #:
BEXTREQ-24-026
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Express kitchen like-for-like remodel permit - residential
2025-08-27
Remove existing cabinets in the kitchen & installing a new set of cabinets & countertop. we will also be upgrading the electrical & the outlets to be up to code with alameda. gfci outlets
Valuation:
$40,000
Permit #:
CBW25-0160
Status:
final
Fee:
$2,469
Permit Type:
N/A
Building Type:
N/A
Remodel 2 bathrooms and kitchen all like-for-like. replace subpanel 100amp and addition new lighting throughout the house
Valuation:
$100,000
Permit #:
BLD2025-08026
Status:
complete
Fee:
$1,563
Permit Type:
Alteration
Building Type:
N/A
213 s.f. kitchen reconfiguration new cabinets appliances and electrical. 102 s.f. alterations to bathroom 1 and bathroom 2 including new cabinets fixtures and minor layout changes. removal of non-bearing wall between kitchen and living room. replacement of one kitchen window with a pair of entry doors. replacement of 8 aluminum windows with 8 vinyl units like for like. replacement of ... see more
Valuation:
$70,000
Permit #:
CB22-0570
Status:
final
Fee:
$3,098
Permit Type:
N/A
Building Type:
N/A
Remodel 2 bathroom like for like kitchen like for like new windows and doors new insulation and sheet rock
Valuation:
$95,000
Permit #:
BLD2025-03909
Status:
complete
Fee:
$4,042
Permit Type:
Alteration
Building Type:
N/A
Residential kitchen and bathroom remodel like for like
2024-07-07
Like to like hallway and master bathroom remodel: - replace existing vanity with new - replace existing toilet with new - replace floor tiles with new - replace existing shower pan/tub assembly with new - any plumbing and electrical work as needed
Valuation:
$17,000
Permit #:
BLD2025-00708
Status:
complete
Fee:
$598
Permit Type:
N/A
Building Type:
N/A
We are replacing windows like-for-like with milgard fiberglass material and matching grid pattern. current material: wood. 16 windows
Valuation:
$26,000
Permit #:
BW25-0072
Status:
issued
Fee:
$1,433
Permit Type:
N/A
Building Type:
N/A
Guard rail height is corrected by means of reducing the drop to less than 30 splash guards provided existing fire place removal trellis omitted from project. proposed rear patio trellis is omitted from the project. existing fireplace and fireplace wall is removed. down spots are added on the drawing and splash guards are shown on floor plan 1/a6 with also splash guard detail 4/a6. bay... see more
Valuation:
N/A
Permit #:
BLD2021-03403-001
Status:
triage
Fee:
$165
Permit Type:
N/A
Building Type:
N/A
This revision is showing that a smoke/fire detection system will be installed vs. the fire sprinkler system that the prints previously showed in the deferred submittals section on page a1. all other comments in the prints showing a fire sprinkler system were removed
Valuation:
N/A
Permit #:
BLD2022-08882-001
Status:
canceled
Fee:
$45
Permit Type:
N/A
Building Type:
N/A
***(02/23/2023 r.w.) - replace 80amp electrical sub panel. currently located inside closet will move to hallway wall*** unit d203 - remodel of two bathrooms: replace shower stall with new bathtub in one of the bathrooms; 6 new led lights in living room; 2 new ceiling lights in bedrooms; new humidity sensing exhaust vent fans in bathrooms (bldg/mech/elec/plumbing)
Valuation:
$15,800
Permit #:
CB23-0066
Status:
final
Fee:
$2,135
Permit Type:
N/A
Building Type:
N/A
Install new roofing throughout the house. (see bld2025-03069 for payment information; bld2025-03069 was cancelled due to change in record applicant permit changed to owner-builder)
Valuation:
$25,000
Permit #:
BLD2025-03283
Status:
complete
Fee:
$149
Permit Type:
N/A
Building Type:
N/A
Rev: stucco over the wood paneling. install 2 layers of grade d building paper and 3 coats exterior cement plaster with corrosion resistant metal lath. removing wood paneling in the front of the house and replacing it with stucco
Valuation:
N/A
Permit #:
BLD2024-06228-001
Status:
triage
Fee:
$52
Permit Type:
N/A
Building Type:
N/A
Create new duct path in kitchen above range for the existing hood for better ventilation. duct will be 8 inch in diameter duct will be going in between 24inch rafters vent will be 6inch out of the root top no structural. field verify
Valuation:
$2,000
Permit #:
B23-1502
Status:
final
Fee:
$127
Permit Type:
N/A
Building Type:
N/A
Kitchen and bathroom remodel install flooring in various parts of house upgrade subpanel 100amp to 100amp - replace kitchen cabinetry and countertops - addition new electrical outlets - replace kitchen appliances - replace kitchen sink - replace existing shower tub with 60 shower pan - replace shower head and shower valve. - replace vanity and toilet. install new bathroom sink faucet.... see more
Valuation:
$26,550
Permit #:
BLD2023-03771
Status:
complete
Fee:
$1,007
Permit Type:
Alteration
Building Type:
N/A
We will replacing the cabinets and countertop in the kitchen. 2 bathrooms master bathroom and hallway bathroom will be remodeled with like-for-like look. new tub and vanity for the bathrooms
Valuation:
$20,000
Permit #:
PREBLD24-1010
Status:
approved
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Remodel (3) bathrooms (2 upstairs and 1 downstairs) like for like update electrical and plumbing if required ***field revision 8/2/2022 addition led can lights in living room upstairs master bedroom and bedrooms***
Valuation:
$20,000
Permit #:
B22-0785
Status:
final
Fee:
$1,222
Permit Type:
N/A
Building Type:
N/A
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S&Y Corporation Reviews
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S&Y Corporation License info
Verified License
| License # | 726471 |
| Status | Active |
| State | California |
| Type | Painting And Decorating, General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for S&Y Corporation 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-71785-3 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | 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 S&Y Corporation at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | NAT-71785-2 |
| Status | Inactive |
| Nation | Environmental Protection Agency |
| Type | Renovation |
| Business Type | 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 S&Y Corporation at the United States Environmental Protection Agency.
This is a sample of licensing data; click here to access a complete history.
117
BuildZoom Score
Bonded
| Bonded Agent | State National Insurance Company Inc |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | California Insurance Company |
155
Permits
- Building permit records show that S&Y Corporation has worked on 155 permitted projects.
S&Y Corporation Employees
SK
Sue Eun Ko
Officer
YK
Young Ho Ko
Sole Owner