Updated: Apr 29, 2026
Location and Projects
Address
12107 RAMONA BLVD, El Monte, CA, 91732
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Ruan's Construction Development Inc
Ruan's Construction Development Inc, 12107 Ramona Blvd, El Monte, CA (Owned by: Hongling Ruan, Roy Hongling Ruan) holds a General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning license and 1 other license according to the California license board.
Their BuildZoom score of 94 ranks in the top 24% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ruan's Construction Development Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Ruan's Construction Development Inc Services
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Ruan's Construction Development Inc Contact Information
Phone Number: (626) 672-6191
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Address: 12107 RAMONA BLVD, El Monte, CA 91732
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Building Permits by Ruan's Construction Development Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Kitchen and bathroom fixture change out. existing bathroom tub changed to shower same location no alteration in space. electrical panel upgrade 200amps. rewiring. drywall patch. 2020-06-30 mini split *carbon monoxide alarms/smoke alarms are required for this project per 2019 crc
Valuation:
$500
Permit #:
B20-0113
Status:
final
Fee:
$858
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. demolish of existing non-bearing walls. construct new interior walls and doors. convert one existing restroom to be accessible. modify existing t-bar ceiling lighting hvac ducts as necessary
Valuation:
$30,000
Permit #:
B18-36436
Status:
final
Fee:
N/A
Permit Type:
Tenant improvemen...
Building Type:
N/A
1517 sf full remodel including kitchen bathroom drywall stucco work; reroof single family dwelling only - (e) sheathing to remain remove & replace with new shingles (same brand and color)
Valuation:
$75,000
Permit #:
1807250015
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Adding 8 outlets and 5 light fixtures for new partition on rooms
Valuation:
$0
Permit #:
E18-36598
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement- two lavatories two water closets
Valuation:
$0
Permit #:
P18-36469
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New non illuminated sign mounted to wall
Valuation:
$500
Permit #:
SIGN18-023
Status:
final
Fee:
$140
Permit Type:
Sign
Building Type:
N/A
Tenant improvement- two exhaust fans
Valuation:
$0
Permit #:
E18-36468
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
El for remodel
Valuation:
N/A
Permit #:
1807250013
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Pl for remodel
Valuation:
N/A
Permit #:
1807250012
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1517 sf full remodel including kitchen bathroom drywall stucco work; reroof single family dwelling only - (e) sheathing to remain remove & replace with new shingles (same brand and color)
Valuation:
$75,000
Permit #:
1807250015
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit # 19- install (17) recessed lighting in living room (2) bedrooms and kitchen and new dimmer switches. relocate (2) ceiling lights to the wall above the sink in (2) bathrooms. replace outlets in the unit
Valuation:
$1,000
Permit #:
12STP2345
Status:
FINAL
Fee:
$347
Permit Type:
N/A
Building Type:
N/A
Install 32 4'x 8 skylights in warehouse roof area and one4 x 48 skylight in office roof
Valuation:
$35,000
Permit #:
BL1605040014
Status:
Issued
Fee:
N/A
Permit Type:
Ar alteration repair
Building Type:
N/A
Tenant improvement - change of use and occupancy from warehouse to manufacturing make up materials. new fullheight walls to create production area lunch room corridor
Valuation:
$70,000
Permit #:
B16-11347
Status:
final
Fee:
N/A
Permit Type:
Tenant improvemen...
Building Type:
N/A
Install 32 4'x 8 skylights in warehouse roof area and one 4 x 48 skylight in office roof
Valuation:
$35,000
Permit #:
1605040014
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 story addtiion of bathroom and laundry room 172 s.f
Valuation:
$25,600
Permit #:
1606280019
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - electrical relocating existing electrical panels new lighting and outlets
Valuation:
$0
Permit #:
E16-20680
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1 story addtiion of bathroom and laundry room 172 s.f
Valuation:
$25,600
Permit #:
1606280019
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 32 4'x 8 skylights in warehouse roof area and one4 x 48 skylight in office roof
Valuation:
$35,000
Permit #:
BL1605040014
Status:
issued
Fee:
N/A
Permit Type:
Ar alteration repair
Building Type:
N/A
Install 32 4'x 8 skylights in warehouse roof area and one 4 x 48 skylight in office roof
Valuation:
$35,000
Permit #:
1605040014
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - remodel interior office area
Valuation:
$150,000
Permit #:
B16-11378
Status:
expired
Fee:
N/A
Permit Type:
Tenant improvemen...
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Ruan's Construction Development Inc License info
Verified License
| License # | 816635 |
| Status | Active |
| State | California |
| Type | General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Ruan's Construction Development Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 901205 |
| Status | Inactive |
| State | California |
| Type | General Building, Electrical |
| Business Type | Corporation |
- 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 Ruan's Construction Development Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
10
Permits
- Building permit records show that Ruan's Construction Development Inc has worked on 10 permitted projects.
Ruan's Construction Development Inc Employees
HR
Hongling Ruan
Sole Owner
HR
Hongling Ruan, Roy Hongling Ruan
Owner
RR
Roy Hongling Ruan
Rmo/Ceo/Pres