Updated: Jul 25, 2025
Location and Projects
Address
954 Castlewood Way, Hayward, CA, 94541
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S Ngernwattana Construction
Serving clients in Hayward, California, S Ngernwattana brings two decades of experience to residential and commercial construction projects in the area. With 20 years in operation, the company has contributed to a range of permitted projects that reflect a solid understanding of local building requirements. S Ngernwattana works on both interior and exterior improvements, handling everything from repair work to larger-scale renovations. The firm's longstanding presence in Hayward demonstrates a commitment to meeting the needs of property owners throughout the community. S Ngernwattana’s portfolio includes projects on homes and business properties, with demonstrated capabilities in managing the permit process and successfully completing construction to code.
S Ngernwattana Services
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S Ngernwattana Contact Information
Address: 954 Castlewood Way, Hayward, CA 94541
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S Ngernwattana Hayward
Quality
98
84th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
S Ngernwattana has a BuildZoom score of 98, which places them above 84% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
Our building permit records indicate that S Ngernwattana has worked on at least
3.0 projects over the past 2 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-$20k |
|
1 project
|
$50k-$100k |
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.
Relocate/reconfigure (e) kitchen and bathroon at 2/f. replace/reconfigure rear shed roof to create conforming door height condition
Valuation:
$90,000
Permit #:
202411215481
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Single family residential second floor addition of 992 s.f. to the rear of existing 1 story dwelling convert 196 s.f. to living area and new concrete stair to basement. 889 s.f. interior alteration
Valuation:
$125,000
Permit #:
BPA2022-02549
Status:
expired
Fee:
N/A
Permit Type:
Addition
Building Type:
N/A
Change of use. tenant improvement of former tatoo parlor to restaurant on ground floor
Valuation:
$472,000
Permit #:
201207134762
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Foundation: remove existing house foundation and replace with new concrete foundation. replace wood framed front porch floor with concrete slab and grade beam. rebuild railing
Valuation:
N/A
Permit #:
BLD2020-01287
Status:
final
Fee:
$3,881
Permit Type:
N/A
Building Type:
N/A
Repair in kind to the left side stair curb and restore handrail at buena vista east entry
Valuation:
$8,000
Permit #:
202403288839
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Site retaining wall repair at rear of property related to g24-0008
Valuation:
$100,000
Permit #:
BRALT-24-0122
Status:
complete
Fee:
$5,169
Permit Type:
Repair
Building Type:
N/A
New single family dwelling. 4763sf habitable 523 sf garage. total 5286 sf. wine cellar 230sf. decks 403sf. porch lower level 162sf. 3 bedroom 7 bathroom resubmittal #1 azs 01-22-16 - response to fire comments - notes rd clarification smokes fuel break materials etc resubmittal #2 bjm 3/22/16 - response to pln building geo - garage site plan survey stairs trees decks door roof color gr... see more
Valuation:
N/A
Permit #:
BLD2016-00040
Status:
final
Fee:
$49,599
Permit Type:
N/A
Building Type:
N/A
New floor layout inside existing shell two story basement addition (livable) relocate kitchen new patio deck on back (18") above ground new material on front facade. sprinkler under separate permit
Valuation:
$285,000
Permit #:
201306048618
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision # 8 - pvt - 09/07/2018 change to driveway retaining wall and site retaining wall. change from concrete pier to helical pier per soils and structural engineer of record due to boring samples. no change to height load or location of walls (new single family dwelling. 4763sf habitable 523 sf garage. total 5286 sf. wine cellar 230sf. decks 403sf. porch lower level 162sf. 3 bedroo... see more
Valuation:
N/A
Permit #:
REV2016-00040-2
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change to scope of work in response to correction notice: 4 piers on approved plans removed and 4 new piers along front garden wall added. adding wall on lower floor changing office to two offices. lower floor wine cellar size changed to be smaller to addition storage and laundry area. added additional alternative design choices on details with new sheet of sc4a. recalculation of titl... see more
Valuation:
N/A
Permit #:
REV2016-00040-1
Status:
final
Fee:
$208
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen and 2 1/2 baths addition wall to create 2 bedrooms replace spiral case with drop down ladder to attic addition drop down remove sun porch at rear of residence replace with deck addition 2 windows replace 3 windows
Valuation:
$59,000
Permit #:
B2015-04078
Status:
Issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace 37 feet of foundation
Valuation:
$20,000
Permit #:
B18-2138
Status:
final
Fee:
$1,369
Permit Type:
N/A
Building Type:
N/A
Replace kitchens in unit 521 & 523 with all new addition washer & dryer move water heaters to basement addition forced air heat to unit 521 & 523 update electrical new electrical service refinish floors update bathrooms plumbing enlarged wall openings in kitchen & living room
Valuation:
$120,000
Permit #:
201304184858
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Addition/remodel: remove sheetrock throughout interior- adding 33 sq. ft. covered entry porch. relocate wall between bedroom # 1 & living room thereby removing/infill one (e) bedroom window and creating new opening to hallway. reconfigure bedroom # 1 closet to accommodate enlarged hall closet for washer/dryer unit. remodel kitchen by replacing countertops cabinets and appliances exten... see more
Valuation:
N/A
Permit #:
BLD2015-01392
Status:
final
Fee:
$7,707
Permit Type:
N/A
Building Type:
N/A
Convert existing laundry room into a new bathroom and in existing crawl space addition a new laundry room revision # 1 - cm - 07/31/2015 - change to (n) bathroom layout. relocate tub vanity and toilet. change wall in bathroom to accommodate new bathroom layout. submitted sheet a-2.1 and a-2.2
Valuation:
N/A
Permit #:
BLD2015-00781
Status:
final
Fee:
$2,570
Permit Type:
N/A
Building Type:
N/A
565 sf addition to dwelling: install 1 bedroom w full bathroom & w/i closet remodeled area. relocate kitchen & dining & (n) sitting rooms in added area. 2 (n) patios and a screened patio enclosure at front area new fau new roof upgrade service
Valuation:
$102,710
Permit #:
BLD2013-01583
Status:
final
Fee:
$4,235
Permit Type:
N/A
Building Type:
N/A
6th floor-unit #625-reframe master closet & relocate vanity. master bedroom bathroom-demo bathroom & install shower. frame new wall to include doorwy & install new door. frame new wall to include doorwy & install new door. re-route electrical switches & outlets. drywall repairs
Valuation:
$20,000
Permit #:
201304104169
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
# scanned # addition - addition 405 sq ft to create new familly room and kitchen; remodel - in existing space create new laundry room relocate entry and create foyer remove wall with 2 fireplaces new bar sink in dining room create new bathroom and pantry relocate closet in master bedroom remove 1 closet in bedroom a remodel master bathroom and powder room (replace all fixtures in same... see more
Valuation:
N/A
Permit #:
BLD2014-01090
Status:
final
Fee:
$12,539
Permit Type:
N/A
Building Type:
N/A
(sse2007-00081) voluntary seismic strengthening of cripple walls sill plate anchorage & partial foundation. (voluntary seismic retrofit only - does not include the stiffness soft story code compliance. (see sse2007-00081)
Valuation:
$15,000
Permit #:
BLD2011-01400
Status:
final
Fee:
$711
Permit Type:
N/A
Building Type:
N/A
(ser2010-00032) kitchen and bathroom remodel. remove wall between liv and kit areas. relocate kit sink and stove. removing clothes closet in br 2 to enlarge clothes closet in adj. br 3. all (n) recessed lighting throughout house. (n) tankless wh on outside of garage. see plans for other related interior work
Valuation:
$20,000
Permit #:
BLD2010-00364
Status:
final
Fee:
$1,501
Permit Type:
N/A
Building Type:
N/A
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S Ngernwattana License info
Verified License
| License # | (510) 991-6890 |
| Status | Active |
| City | Richmond |
| Type | Contractor |
- BuildZoom has not verified this license since July, 2015.
Verify this license's status for S Ngernwattana at the The City of Richmond, CA.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
42
Permits
- Building permit records show that S Ngernwattana has worked on 42 permitted projects.