Updated: May 02, 2026
Location and Projects
Address
20755 8TH STREET E, Sonoma, CA, 95476
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Sg Construction
Sg Construction, 20755-8 Th St E, Sonoma, CA (Employee: Steffen Charles Gundeid) holds a General Building 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 Sg Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sg Construction Services
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Sg Construction Contact Information
Phone Number: (707) 328-7016
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Address: 20755 8TH STREET E, Sonoma, CA 95476
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Sg Construction Sonoma
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sg Construction has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
1 project
|
2025 |
|
2 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Sg Construction has worked on at least
5.0 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
|
$5k-$20k |
|
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Changing out electrical panel at 1365 napa road sonoma ca the old 4 gang meter panel is failing and they want put in like for like panel
Valuation:
N/A
Permit #:
BLD24-7535
Status:
issued
Fee:
$364
Permit Type:
N/A
Building Type:
N/A
*swo* replace/expand deck to 700 sf new gas line to bbq/firepit
Valuation:
$100,000
Permit #:
B23-017007
Status:
final
Fee:
$2,533
Permit Type:
N/A
Building Type:
N/A
Patio cover 288 sf 2 heaters/deck 614 sf low voltage lighting w/e
Valuation:
$100,000
Permit #:
B22-016506
Status:
final
Fee:
$2,324
Permit Type:
N/A
Building Type:
N/A
Remove and replace deck with increase footprint 991 sf new firepit w/pe
Valuation:
$70,000
Permit #:
B21-015470
Status:
final
Fee:
$1,754
Permit Type:
N/A
Building Type:
N/A
Pergola 16 x 18 w/e
Valuation:
$15,000
Permit #:
B22-016743
Status:
final
Fee:
$719
Permit Type:
N/A
Building Type:
N/A
For single family dwelling - upgrade main electric panel from 100 amps to 200 amps
Valuation:
N/A
Permit #:
BLD20-6650
Status:
issued
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Replace 3 doors 1 window siding on back of house
Valuation:
$25,000
Permit #:
M20-024649
Status:
final
Fee:
$586
Permit Type:
N/A
Building Type:
N/A
Wood deck 473 sf
Valuation:
$41,000
Permit #:
B23-017346
Status:
final
Fee:
$1,226
Permit Type:
N/A
Building Type:
N/A
Replace deck 418
Valuation:
$28,000
Permit #:
B20-014817
Status:
final
Fee:
$969
Permit Type:
N/A
Building Type:
N/A
Patio cover 12 x 12 ft
Valuation:
$27,000
Permit #:
B22-016337
Status:
final
Fee:
$852
Permit Type:
N/A
Building Type:
N/A
Detached wood deck 490sf
Valuation:
$40,000
Permit #:
B21-015714
Status:
canceled
Fee:
$1,202
Permit Type:
N/A
Building Type:
N/A
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Sg Construction Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Sg Construction License info
Verified License
| License # | 1062164 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sg Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Bonded
| Bonded Agent | Old Republic Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
10
Permits
- Building permit records show that Sg Construction has worked on 10 permitted projects.
Sg Construction Employees
SG
Steffen Charles Gundeid
Sole Owner