Updated: Dec 02, 2025
Location and Projects
Address
25295 VISTA HERMOSA, El Toro, CA, 92630
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Sterry Sheryl Hayashi Architect
Sterry Sheryl Hayashi at 25295 VISTA HERMOSA, El Toro, CA 92630, held a Architect license (#C18586) with the California contractors license board with an expiration date of 07-31-2023. We last verified the license was expired on 06-20-2025.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Sterry Sheryl Hayashi Services
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Sterry Sheryl Hayashi Contact Information
Address: 25295 VISTA HERMOSA, El Toro, CA 92630
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Sterry Sheryl Hayashi El Toro
Quality
Alert*
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We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Sterry Sheryl Hayashi, click “This is My Business” to update your information.
Activity
|
2 projects
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Sterry Sheryl Hayashi has worked on at least
4.0 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
|
$50k-$100k |
|
1 project
|
$250k-$500k |
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 Sterry Sheryl Hayashi
This is a sample of this contractor's permits. Click here to access their complete permit history.
Combo residential new construction - (includes meps)
2025-11-13
Construct (2) (n) 2-story (2) bedrooms (2) bathrooms adu units adu unit a - 726 sq ft adu unit b - 726 sq ft includes all related mechanical electrical and plumbing ref: comr-2023-0452 as per approved plans
Valuation:
$300,000
Permit #:
COMR-2024-0018
Status:
issued
Fee:
$6,057
Permit Type:
N/A
Building Type:
N/A
Combo residential new construction - (includes meps)
2025-08-08
Construct (n) 500 sq ft 2-car garage to (e) 500 sq ft detached 2-car garage construct (n) 1 102 sq ft (2) bedroom (2) bathroom single family dwelling unit on top of garage. ref: comr-2024-0018 as per approved plans
Valuation:
$250,000
Permit #:
COMR-2023-0452
Status:
issued
Fee:
$16,437
Permit Type:
N/A
Building Type:
N/A
Addition to 2nd level of 241 sq ft for a loft
Valuation:
$60,000
Permit #:
BR25-0419
Status:
applied
Fee:
$513
Permit Type:
N/A
Building Type:
N/A
Dwelling remodel adding walls to create 2 additional bedrooms on 2nd floor adding 2 additional bathrooms on the second floor enclosing the 195 sq ft 2nd floor deck to create additional living space (office & study room) dwelling now includes: 7 bedrooms 5 bathrooms kitchen dining living room great room and laundry room. total living area = 2749 sq. ft
Valuation:
N/A
Permit #:
BLD-2022-00750
Status:
issued
Fee:
$3,107
Permit Type:
N/A
Building Type:
N/A
Revision to br25-0419: addition (2) skylights and (1) windows
Valuation:
$5,000
Permit #:
BR25-0944
Status:
final
Fee:
$282
Permit Type:
N/A
Building Type:
N/A
Enclosing the 200 sqft 2nd floor addition new kitchen. patio and combining an additional existing 360sqft living space to create a new unit consisting of 2 bedrooms and 2 bathrooms
Valuation:
N/A
Permit #:
BLD-2023-01107
Status:
canceled
Fee:
$1,827
Permit Type:
N/A
Building Type:
N/A
Replace all existing windows addition new windows addition front sign addition landscaping and irrigation and refinish front elevation finishes - permit only valid for 30 calendar days per code enforcement
Valuation:
$25,000
Permit #:
COMBR-2021-00082
Status:
final
Fee:
$3,105
Permit Type:
N/A
Building Type:
N/A
Window update to 4'x4 slider. window update to 6'x4 slider. window #14 decreased to 5'x4. modify en suite. addition water heater. modify part of wall to a 1hr rated wall
Valuation:
N/A
Permit #:
BLD-2023-01517
Status:
complete
Fee:
$446
Permit Type:
N/A
Building Type:
N/A
Addition a kitchen and partial wall to create a new 557 sf 2nd floor rear 2 bedroom attached accessory dwelling unit (adu)
Valuation:
N/A
Permit #:
BLD-2024-00605
Status:
final
Fee:
$2,741
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel; remove kitchen wall adjacent to living room; new kitchen lighting; new kitchen fixture and existing to remain in place; (1) gas outlet per approved plans. * upgrade of main panel to 200 amps under separate permit* revision on 8/20/2019 to change microlam notes to steel notes; change wood cm to steel hss & related details per approved plans
Valuation:
$54,072
Permit #:
RBP-2018-2114
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Adu construct new two-story detached accessory dwelling unit (660 s.f. living space) in rear yard on top of new 3-car garage. (660 s.f. garage). demolish existing detached garage. see permit # b15-001-681 for residential addition to existing front dwelling
Valuation:
$103,805
Permit #:
B15-001-733
Status:
final
Fee:
$7,169
Permit Type:
R-3 residence 1-2...
Building Type:
N/A
Single family residence interior remodel rebuild garage 547 sf adding basement 627 sf
Valuation:
N/A
Permit #:
XR2022-2940
Status:
applied
Fee:
$5,604
Permit Type:
N/A
Building Type:
N/A
Repl exist stairs remove exist laundry & relocate to west side of property combine non permitted unit aa with unit a convert single car garage attached to unit # a back to garage repl aspahlt driveway w/concrete repl all windows repl upstairs gard rails repl garage doors remove hedge & lattice fence in front yard water heater in laundry to be relocated water heater vent @ west side to... see more
Valuation:
$20,000
Permit #:
COMBR-2018-00002
Status:
final
Fee:
$1,844
Permit Type:
N/A
Building Type:
N/A
Adding kitchenette to existing second floor guesthouse over detached garage at rear of property to convert to accessory dwelling unit
Valuation:
N/A
Permit #:
BLD-2021-00380
Status:
final
Fee:
$532
Permit Type:
N/A
Building Type:
N/A
New junior accessory dwelling unit (jadu) (204 sf) on second floor of existing structure. unit c
Valuation:
N/A
Permit #:
BLD-2022-00751
Status:
triage
Fee:
$1,714
Permit Type:
N/A
Building Type:
N/A
Remove/install beam in bedroom bathroom remodel
Valuation:
$2,500
Permit #:
B18-1432
Status:
issued
Fee:
$621
Permit Type:
Add/alt
Building Type:
N/A
Residence addition 2643 sf rebuild garage 766 sf & alter
Valuation:
$394,125
Permit #:
X2008-1076
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Block wall w/fountain on property line 8 hi x 42 long
Valuation:
$30,000
Permit #:
X2015-2308
Status:
final
Fee:
$976
Permit Type:
N/A
Building Type:
N/A
Single family residence - repl railing @ (back) deck & repl railing & waterproof (front) deck
Valuation:
$9,900
Permit #:
X2015-2675
Status:
final
Fee:
$412
Permit Type:
N/A
Building Type:
N/A
Windows
Valuation:
$40,000
Permit #:
BLD15-1424
Status:
final
Fee:
$1,907
Permit Type:
Alters&additions
Building Type:
N/A
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Sterry Sheryl Hayashi License info
Inactive License
| License # | C18586 |
| Status | Inactive |
| State | California |
| Type | Architect |
- According to the California Architect License Board, 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 Sterry Sheryl Hayashi at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Sterry Sheryl Hayashi, click “This is My Business” to update your information.
35
Permits
- Building permit records show that Sterry Sheryl Hayashi has worked on 35 permitted projects.