Updated: Apr 01, 2026
Location and Projects
Address
382 N LEMON AVE 339, Walnut, CA, 91789
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L Brothers Investment Group Construction
Serving Walnut, CA and the surrounding region, L Brothers Investment Group brings over 30 years of experience to its work in residential and commercial construction. The company handles projects ranging from single-family home remodels to larger multi-unit property improvements. Portfolio examples demonstrate expertise in general building, including interior upgrades, kitchen renovations, and bathroom remodels. L Brothers Investment Group also manages exterior improvements such as landscaping and hardscape installations. The firm works with both homeowners and property investors, supporting them in enhancing property value through comprehensive project oversight and practical design solutions. All construction activities comply with local building codes, and the business is equipped to manage projects from initial concept through completion.
L Brothers Investment Group Services
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L Brothers Investment Group Contact Information
Phone Number: (425) 457-0545
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Address: 382 N LEMON AVE 339, Walnut, CA 91789
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L Brothers Investment Group Walnut
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
L Brothers Investment Group has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
6 projects
|
2025 |
|
3 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that L Brothers Investment Group has worked on at least
11.0 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
|
4 projects
|
Home Additions |
|
3 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that L Brothers Investment Group mostly works on
home addition
and multi-room remodel
projects.
Pricing
|
2 projects
|
< $5k |
|
2 projects
|
$5k-$20k |
|
1 project
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
The typical size of their permits is approximately $10,000. This graph shows the distribution of these job values.
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 L Brothers Investment Group
This is a sample of this contractor's permits. Click here to access their complete permit history.
New house addition 499 sq.ft. of master bedroom master bathroom bathroom family room and laundry room. relocating existing kitchen and dining room remodel existing bathroom. install new exterior & roof insulation. remove existing patio
Valuation:
$121,907
Permit #:
B24-47097
Status:
final
Fee:
N/A
Permit Type:
Ra residential ad...
Building Type:
N/A
Mechanical for: int. tenant improvement to repair replace fire damaged drywall. enlarge (4) (e) doors to be 36. seal (3) doors and (1) window. remove storage. addition ada restroom. remodel lobby (n) reception counter & (1) door. ***ge xin tang*** (cofo req.)
Valuation:
N/A
Permit #:
M2023-008241
Status:
final
Fee:
$353
Permit Type:
N/A
Building Type:
N/A
Single family residence - enclose sun deck to create 278 sf livable. new roof windows stucco fascia to match. interior alter of 2nd fl windows & doors into single multi-door system 104 sf
Valuation:
$90,000
Permit #:
XR2023-3422
Status:
final
Fee:
$5,015
Permit Type:
N/A
Building Type:
N/A
Plumbing for: int. tenant improvement to repair replace fire damaged drywall. enlarge (4) (e) doors to be 36. seal (3) doors and (1) window. remove storage. addition ada restroom. remodel lobby (n) reception counter & (1) door. ***ge xin tang*** (cofo req.)
Valuation:
N/A
Permit #:
P2023-008242
Status:
final
Fee:
$427
Permit Type:
N/A
Building Type:
N/A
Showers clothes washer dishwasher hose bibbs lavatories sink water closets water heater and gas outlets
Valuation:
$0
Permit #:
P24-47889
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
60 outlets 36 light fixtures fau/ac units garbage disposal dishwasher range hood washing machine and upgrade service panel to 200 amp
Valuation:
$0
Permit #:
E24-47887
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Single family residence - enclose sun deck to create 278 sf livable. new roof windows stucco fascia to match. interior alter of 2nd fl windows & doors into single multi-door system 104 sf
Valuation:
$0
Permit #:
PC2023-2918
Status:
approved
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
Install hvac system air inlets and ventilation fans
Valuation:
$0
Permit #:
M24-47888
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
R/r drywall due to water damage & weather seal over (3) door (no floor plan change non-structural work) - in fill (3) doors to create unit 208 (1104 sf - b2023-008824) *** vacant ***
Valuation:
N/A
Permit #:
B2024-003199
Status:
final
Fee:
$496
Permit Type:
N/A
Building Type:
N/A
Delta 2 revision to foundation (e) footing will be utilized vs (n). addition (n) skylight at roof
Valuation:
N/A
Permit #:
REV2024-0247
Status:
approved
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
$10,000
Permit #:
BS2405433
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Bathroom remodel
Valuation:
$10,000
Permit #:
BS2405432
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
(e-plan) convert 1-car garage to jadu& replace windows & doors to folding door & dining room
Valuation:
$40,262
Permit #:
00911649-RBPR
Status:
final
Fee:
$490
Permit Type:
N/A
Building Type:
N/A
R/r drywall due to water damage (no floor plan change non-structural work) *** blake barber ***
Valuation:
N/A
Permit #:
B2023-006974
Status:
final
Fee:
$396
Permit Type:
N/A
Building Type:
N/A
(e-plan) restoration plumbing mechanical & electrical **code case**
Valuation:
N/A
Permit #:
00931418-MISR
Status:
issued
Fee:
$362
Permit Type:
N/A
Building Type:
N/A
(eplan) residence remodel and addition , 1st & 2nd floors
Valuation:
$60,921
Permit #:
00912687-RBPR
Status:
final
Fee:
$798
Permit Type:
N/A
Building Type:
N/A
R/r drywall due to water damage (no floor plan change non-structural work)
Valuation:
N/A
Permit #:
B2023-006975
Status:
final
Fee:
$511
Permit Type:
N/A
Building Type:
N/A
(eplan) residence remodel w half-bath to full bathroom
Valuation:
$15,000
Permit #:
00899745-RBPR
Status:
final
Fee:
$323
Permit Type:
N/A
Building Type:
N/A
(e-plan) residential remodel
Valuation:
$5,000
Permit #:
00945889-RBPR
Status:
final
Fee:
$601
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
$10,000
Permit #:
BS2405430
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
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L Brothers Investment Group Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
L Brothers Investment Group License info
Verified License
| License # | 1038280 |
| Status | Active |
| State | California |
| Type | General Building |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for L Brothers Investment Group at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Required
| Status | Not Required |
- BuildZoom verified in October, 2023 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
17
Permits
- Building permit records show that L Brothers Investment Group has worked on 17 permitted projects.
L Brothers Investment Group Employees
MR
Milly Yushu Rao
Officer
PW
Peter Yung Yi Wang
Rmo
XY
Xiafen Yu
Ceo / President
XY
Xiafen Yu
Ceo / President
XR
Xifan Rao
Officer
XR
Xifan Rao
Officer
YS
Yusheng Song
Rmo
YS
Yusheng Song
Rmo