Updated: Jul 20, 2026
Location and Projects
Address
560 CALLE CAPISTRANO, San Marcos, CA, 92069
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Sy Construction
Sy Construction, 560 Calle Capistrano, San Marcos, CA (Employees: Quyen Quoc Sy and Salustio Yanez Garcia) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sy Construction, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Sy Construction Services
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Sy Construction Contact Information
Phone Number: (760) 798-6470
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Address: 560 CALLE CAPISTRANO, San Marcos, CA 92069
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Sy Construction San Marcos
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Sy Construction has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
1 project
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Sy 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.
Experience
|
3 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Sy Construction mostly works on
home addition
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
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.
Tenant improvement. change of use from bank to gym (b to a-3 occupancy) no changes proposed to exterior. addition of 3 dressing rms 1 staff room 1 water bottle fill station at ground fl. no juice bar & no hot tub
Valuation:
$48,607
Permit #:
202411205363
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
38 - health studi...
The scope of work is the addition 1 adu to the storage area at the ground floor per sfpc 207(c)(4)
Valuation:
$175,000
Permit #:
202312072116
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Removal of property line windows and removal of chimney and eaves built over the property line to allow for construction of a new home on the adjacent parcel. new adjacent home approved under pa# 201807063945
Valuation:
$6,000
Permit #:
202310188909
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Remove and close brick chimney at roof at rear of building all fire places to be permanently sealed. 3/21/2024
Valuation:
$3,000
Permit #:
202403218336
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Reroofing
Valuation:
$5,000
Permit #:
202403218340
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Revision to pa 202411205363 removing the staff room & installing dedicated men & women dressing rooms with 2 showers in each room no changes proposed to exterior
Valuation:
$71,000
Permit #:
202512121642
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
38 - health studi...
Residential dwelling (brs) - adu - additional dwelling unit
2025-04-02
400 sf detached adu in rear of property. photovoltaic solar
Valuation:
$45,060
Permit #:
BRS2401751
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Sy Construction Reviews
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Verified License
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Sy Construction License info
Verified License
| License # | 1158207 |
| Status | Active |
| State | California |
| Type | General Building |
| Date Issued | 07-17-2026 |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Sy 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 # | 973864 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | 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 Sy Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $25,000 |
Sy Construction Employees
QS
Quyen Quoc Sy
Sole Owner
SG
Salustio Yanez Garcia
Sole Owner