Updated: May 14, 2026
Location and Projects
Address
1516 SYLVANER AVE, St Helena, CA, 94574
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Zwischen Builders Construction
Zwischen Builders LLC, 1516 Sylvaner Ave, St Helena, CA (Employee: Joshua Stuart Parke) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Zwischen Builders LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Zwischen Builders LLC Services
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Zwischen Builders LLC Contact Information
Phone Number: (206) 218-5615
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Address: 1516 SYLVANER AVE, St Helena, CA 94574
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Zwischen Builders LLC St Helena
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Zwischen Builders LLC has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Zwischen Builders LLC 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
|
$20k-$50k |
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 Zwischen Builders LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Alteration of (e) 2-car garage to a 1-car garage with storage area new doors/windows/electrical
Valuation:
$44,000
Permit #:
BR21-01132-ALT
Status:
final
Fee:
$2,100
Permit Type:
N/A
Building Type:
N/A
630 sf accessory structure & trellis to be removed in r-yrd
Valuation:
N/A
Permit #:
BD2303-002
Status:
issued
Fee:
$438
Permit Type:
Demo-total
Building Type:
N/A
Replace water line at rear of building
Valuation:
N/A
Permit #:
BD2311-009
Status:
final
Fee:
$254
Permit Type:
plumbing
Building Type:
N/A
R/r rotten framing new electrical. plumbing r/r ada restroom good afternoon philip i have been contacted by joshua parke. i am aware of some plumbing work due to the slab work allowed by the city and the additional capped rough-in locations for the tenant. i was not aware of modifications to the kitchen. they may be able to locate the handwashing sink next to the 3-compartment sink as... see more
Valuation:
$46,000
Permit #:
BD2307-029
Status:
final
Fee:
$2,873
Permit Type:
Tenant improvement
Building Type:
N/A
Remove int. partion walls;abate asbestos floors; minor electrical
Valuation:
N/A
Permit #:
BD2309-013
Status:
issued
Fee:
$3,829
Permit Type:
Tenant improvement
Building Type:
N/A
Main dwelling alteration tear-off and re-roof remove and replace siding replace all doors and windows remodel master suite kitchen/laundry
Valuation:
$190,000
Permit #:
BR19-02174-ALT
Status:
final
Fee:
$5,611
Permit Type:
N/A
Building Type:
N/A
Re-route sub-panel feeds to/from existing
Valuation:
N/A
Permit #:
BD2305-044
Status:
final
Fee:
$232
Permit Type:
New
Building Type:
N/A
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Zwischen Builders LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Zwischen Builders LLC License info
Verified License
| License # | 1027124 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Ltd Liability |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Zwischen Builders LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 990951 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Ltd Liability |
- 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 Zwischen Builders LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Insured
| Insurer | Developers Surety & Indemnity Company |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Ohio Security Insurance Company |
Zwischen Builders LLC Employees
JP
Joshua Stuart Parke
Rmm