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Location and Projects

Address
1345 S Diamond Bar Blvd, Diamond Bar, CA, 91765
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Xinlongyuan Construction Inc

Xinlongyuan Construction Inc, 1345 S Diamond Bar Blvd, Diamond Bar, CA (Employee: Jiulong Zhao) holds a General Building license according to the California license board.

Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Xinlongyuan Construction Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Xinlongyuan Construction Inc Contact Information

Phone: (626) 560-6620
Address: 1345 S Diamond Bar Blvd, Diamond Bar, CA 91765

Xinlongyuan Construction Inc Diamond Bar

Quality

95
78th percentile
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Xinlongyuan Construction Inc has a BuildZoom score of 95, which places them above 78% of 336,931 contractors in California.

Activity

1 project
2025
2 projects
2024
Our building permit records indicate that Xinlongyuan Construction Inc has worked on at least 3.0 projects over the past 2 years.

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
Value Not Public: 1.0 project
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 Xinlongyuan Construction Inc

Sort by: Notable Notable | Date Date | Job Value Job Value
Building combo (non-residential) - alteration
2024-10-16
Tenant improvement of a massage. total 875 sf. new interior wall partitions building (4) massage (1) laundry (1) ada restroom (1) waiting (1) office (1) storage.install (1) clothes washer (1) dryer (1) w/h (1) utility sink duct work (2) new exhaust system duct some new air ducts some new lights new outlets new swithches rev: sewer line location
Valuation:
$35,000
Permit #:
COMBC-2024-00048
Status:
final
Fee:
$4,581
Permit Type:
N/A
Building Type:
N/A
Reroof with same tile replace roofing felt sheathing plywood and fascia board house only
Valuation:
$5,400
Permit #:
B24-46938
Status:
final
Fee:
N/A
Permit Type:
Rr residential al...
Building Type:
N/A
Demolition
2025-10-20
Pool demolish & complete removal for: 445 w rowland st. compaction report required at final inspection
Valuation:
N/A
Permit #:
215078
Status:
issued
Fee:
$336
Permit Type:
N/A
Building Type:
N/A
Pool/spa
2025-10-20
Pool demolish & complete removal for: 445 w rowland st. compaction report required at final inspection
Valuation:
N/A
Permit #:
215077
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A

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