Updated: Jul 06, 2026
Location and Projects
Address
P O BOX 1049, Valley Springs, CA, 95252
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Stephen Amestoy Construction
Stephen Amestoy Construction serves the Valley Springs, California area with over three decades of experience in residential construction. The company specializes in custom home building, home additions, and remodeling projects tailored to client specifications. Project types have included single-family home construction, room extensions, kitchen renovations, and bathroom remodels. Stephen Amestoy is directly involved in project management, ensuring that each build meets local codes and client expectations from the initial planning phase through to completion. The business works primarily with homeowners throughout Valley Springs and neighboring Calaveras County communities. Their portfolio demonstrates the ability to integrate a range of materials and architectural styles, adapting to both contemporary and traditional preferences. With 31 years in the local construction industry, Stephen Amestoy Construction brings extensive knowledge of the region’s permitting processes and building standards to every project.
Stephen Amestoy Construction Services
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Stephen Amestoy Construction Contact Information
Phone Number: (209) 772-2230
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Address: P O BOX 1049, Valley Springs, CA 95252
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Stephen Amestoy Construction Valley Springs
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Stephen Amestoy Construction has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
4 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Stephen Amestoy Construction has worked on at least
9.0 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
|
9 projects
|
Home Additions |
|
3 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Stephen Amestoy Construction mostly works on
home addition
and multi-room remodel
projects.
Pricing
|
1 project
|
< $5k |
|
5 projects
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $45,000. 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 Stephen Amestoy Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Butte fire re-placement 2443 sq single family residence
Valuation:
$480,000
Permit #:
B21-1194
Status:
final
Fee:
$6,325
Permit Type:
Single family
Building Type:
N/A
Enclose portion of e patio to expand kitchen remodel e vaulted ceilings in living room master bedroom expand bedroom 2 remodel bathrooms utility room replace e water heater w new at single family residence
Valuation:
N/A
Permit #:
BP-2000332
Status:
complete
Fee:
$2,350
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel hall and master bathroom remodel new cabinets floor and shower tile new counter-tops move one wall in bathroom
Valuation:
$60,000
Permit #:
BP20-05277
Status:
expired
Fee:
$1,408
Permit Type:
N/A
Building Type:
N/A
Bldres addn/rem: addition remodel bldg: cdd -building
2020-05-22
Remodel for single family residence to enlarge bathroom remove dr/enlarge opening plumbing & electrical
Valuation:
$10,000
Permit #:
BP-2001571
Status:
final
Fee:
$612
Permit Type:
N/A
Building Type:
N/A
Kitchen & bathroom (hall & master) remodel remove nonload walls
Valuation:
$85,000
Permit #:
B2023-0220
Status:
final
Fee:
$2,560
Permit Type:
N/A
Building Type:
N/A
Interior remodel bathroom laundry & bedrooms and panel upgrade
Valuation:
$80,000
Permit #:
B2023-1207
Status:
final
Fee:
$3,316
Permit Type:
N/A
Building Type:
N/A
Kitch. & bathroom remodel electric plumbing stucco insulate
Valuation:
$65,000
Permit #:
B2022-2620
Status:
final
Fee:
$1,990
Permit Type:
N/A
Building Type:
N/A
Master bathroom & closet addition 115sf
Valuation:
$30,000
Permit #:
B2024-1152
Status:
final
Fee:
$2,038
Permit Type:
N/A
Building Type:
N/A
Addition to single family residence including expanded master bedroom bathroom with main panel upgrade 200amps
Valuation:
N/A
Permit #:
BP-2005221
Status:
complete
Fee:
$872
Permit Type:
N/A
Building Type:
N/A
Remodel for single family residence to include removal of non bearing wall fill in door electrical plumbing and mechanical
Valuation:
N/A
Permit #:
BP-1902063
Status:
complete
Fee:
$435
Permit Type:
N/A
Building Type:
N/A
Repair fire damage - kitchen laundry w/electric plumbing
Valuation:
$150,000
Permit #:
B2023-0513
Status:
issued
Fee:
$3,313
Permit Type:
N/A
Building Type:
N/A
Remove fireplace remove 2 windows & install 8 double door
Valuation:
$45,000
Permit #:
B2022-0325
Status:
final
Fee:
$1,745
Permit Type:
N/A
Building Type:
N/A
Kitch. & bathroom remodel electric plumbing **see notes
Valuation:
$25,000
Permit #:
B2022-2621
Status:
final
Fee:
$1,226
Permit Type:
N/A
Building Type:
N/A
Tear off and replace with concrete siding
Valuation:
$7,000
Permit #:
B21-0774
Status:
final
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Apartment complex; remodel interior on unit f
Valuation:
$30,000
Permit #:
B2022-2907
Status:
final
Fee:
$1,358
Permit Type:
N/A
Building Type:
N/A
Kitchen/laundry remodel. remove interior wall r/r fireplace
Valuation:
$50,000
Permit #:
B2021-2261
Status:
final
Fee:
$2,027
Permit Type:
N/A
Building Type:
N/A
R/r cabinets in laundry frame vaulted ceiling in dining room
Valuation:
N/A
Permit #:
B2022-0011
Status:
final
Fee:
$962
Permit Type:
N/A
Building Type:
N/A
Remodel master bed and bathroom
Valuation:
$40,000
Permit #:
B2022-3480
Status:
final
Fee:
$1,980
Permit Type:
N/A
Building Type:
N/A
Removal and replacement of all broken damaged or non ada co
Valuation:
N/A
Permit #:
20192621
Status:
final
Fee:
N/A
Permit Type:
Sidewalk driveway
Building Type:
N/A
Replace gas fireplace and electrical in living room
Valuation:
$11,000
Permit #:
B2020-1611
Status:
final
Fee:
$446
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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BZ Score
$30K
Avg Project
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156
BZ Score
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Avg Project
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Projects
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Verified License
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Stephen Amestoy Construction License info
Verified License
| License # | 592282 |
| Status | Active |
| State | California |
| Type | General Building, Cabinet, Millwork And Finish Carpentry |
| Business Type | Partnership, Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Stephen Amestoy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 794129 |
| Status | Active |
| State | California |
| Type | General Building, Cabinet, Millwork And Finish Carpentry |
| Business Type | Partnership, Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Stephen Amestoy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 780305 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Partnership, Sole Ownership |
- According to the California Contractors State 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 Stephen Amestoy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 678648 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Partnership, Sole Ownership |
- According to the California Contractors State 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 Stephen Amestoy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 522082 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Partnership, Sole Ownership |
- According to the California Contractors State 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 Stephen Amestoy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
104
Permits
- Building permit records show that Stephen Amestoy Construction has worked on 104 permitted projects.
Stephen Amestoy Construction Employees
JA
James Michael Amestoy
General Partner
JA
James Richard Amestoy
Officer
JL
John Jesus Parra Lopez
Officer
MA
Mark Thomas Amestoy
Rmo/Ceo/Pres
SA
Stephen Edward Amestoy
Qualify Partner
SA
Stephen Edward Amestoy, James Michael Amestoy
Owner