Updated: May 17, 2026
Location and Projects
Address
4854 S GRAYSON WAY, Ontario, CA, 91762
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Leo Hao Liu Construction
Leo Hao Liu, 4854 S Grayson Way, Ontario, CA holds a General Building license according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Leo Hao Liu, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Leo Hao Liu Services
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Leo Hao Liu Contact Information
Phone Number: (626) 696-0456
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Address: 4854 S GRAYSON WAY, Ontario, CA 91762
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This is a sample of this contractor's permits. Click here to access their complete permit history.
(e plan) bathroom remodel - includes new wall
Valuation:
N/A
Permit #:
00949316-RRA
Status:
triage
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Address reassignment of existing single-family dwelling from 514 to 516 ventura ave for personal reasons of the property owner. *this retires 514 ventura ave*
Valuation:
N/A
Permit #:
MAP-2025-000061
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Instl 5.80 kw roof mount solar
Valuation:
$19,050
Permit #:
19-07250
Status:
final
Fee:
$225
Permit Type:
Residential solar...
Building Type:
N/A
Interior remodel of an existing vacant tenant space for new tea shop in shopping center, work to include: interior non-bearing walls to create storage area, counters, freezers.sinks, storage shelves.
Valuation:
$44,310
Permit #:
1559431
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
C/o 50 gal gas water heater
Valuation:
$1,700
Permit #:
19-06593
Status:
issued
Fee:
$86
Permit Type:
Residential plumbing
Building Type:
N/A
Welo (altered - 13 523 sf)
Valuation:
N/A
Permit #:
BP18-00796
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Upgrade service panel to 200 amps. owner builder. no workers comparable. *carbon monoxide alarms/smoke alarms are required for this project per 2010 crc section r314/r315
Valuation:
N/A
Permit #:
B13-0277
Status:
final
Fee:
$91
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. tenant improvement. at above location extend driveway approach 10 feet. backfill per county detail. use traffic control per ca mutcd
Valuation:
$0
Permit #:
DPW2013-00401
Status:
Issued
Fee:
$519
Permit Type:
N/A
Building Type:
N/A
Permit value$17k solar-roof mount photovoltaic system 4.3kw 17 panels. (rada) ct
Valuation:
N/A
Permit #:
BLD2015-0103
Status:
FNL
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical work for associated remodel
Valuation:
$0
Permit #:
1559433
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
Plumbing work for associated remodel
Valuation:
$0
Permit #:
1559435
Status:
Completed
Fee:
N/A
Permit Type:
N/A
Building Type:
Add/Alt Tenant Im...
1 coast live oak replace w 2/24 coast live oak trees
Valuation:
N/A
Permit #:
TR14-00214
Status:
approved
Fee:
N/A
Permit Type:
Tree removal
Building Type:
N/A
Swimming pool demolish and fill
Valuation:
N/A
Permit #:
BLD2014-36455
Status:
final
Fee:
$60
Permit Type:
N/A
Building Type:
N/A
Landscape screen
Valuation:
N/A
Permit #:
BP17-00756
Status:
final
Fee:
N/A
Permit Type:
New residence
Building Type:
N/A
Stucco throughout. change out 25 windows. upgrade service panel. owner builder. no workers comparable
Valuation:
$11,000
Permit #:
B12-0594
Status:
expired
Fee:
$497
Permit Type:
N/A
Building Type:
N/A
Fire pit
Valuation:
N/A
Permit #:
BP19-00206
Status:
canceled
Fee:
N/A
Permit Type:
Other
Building Type:
N/A
1 dead walnut tree to be removed
Valuation:
N/A
Permit #:
TR18-00029
Status:
withdrawn
Fee:
N/A
Permit Type:
Tree removal
Building Type:
N/A
1 dead walnut tree to be removed
Valuation:
N/A
Permit #:
TR18-00029
Status:
withdrawn
Fee:
N/A
Permit Type:
Tree removal
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Leo Hao Liu License info
Verified License
| License # | 1101645 |
| 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 Leo Hao Liu at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
9
Permits
- Building permit records show that Leo Hao Liu has worked on 9 permitted projects.
Leo Hao Liu Employees
LL
Leo Hao Liu
Sole Owner