Updated: Jul 29, 2026
Location and Projects
Address
2424 W PICO BLVD, Los Angeles, CA, 90006
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Ace R Systems Roofer
Ace R Systems Inc, 2424 W Pico Blvd, Los Angeles, CA (Employees: Charles Carl Rhyu, Jaehyun James Chang, and Kevin Chang Suh) holds a Roofing license and 1 other license according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Ace R Systems Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Ace R Systems Inc Contact Information
Phone Number: (323) 353-3175
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Address: 2424 W PICO BLVD, Los Angeles, CA 90006
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Ace R Systems Inc Los Angeles
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Ace R Systems Inc has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
5 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Ace R Systems Inc has worked on at least
10.0 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
|
9 projects
|
Roofing projects |
Analyzing permits over the last 4 years shows that Ace R Systems Inc mostly works on
roofing project
projects.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
The typical size of their permits is approximately $25,000. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Tear off (e) 1 layer clay tile & flat torch system. new sheathing as needed. 1 layer #15 #28 underlayment. total 28 squares. 20 squares 40 yr owens corning comparable shingles 8 squares gta torch roll crrc# 0668-0081 4:12 pitch. ***manufacturer's installation specs to be onsite for inspection***
Valuation:
N/A
Permit #:
B2024-001605
Status:
expired
Fee:
$599
Permit Type:
N/A
Building Type:
N/A
Waterproof roof deck & replace penthouse windows & doors & water proof patio deck
Valuation:
$25,000
Permit #:
BS2306906
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Manufactured low-med
Re-roof main building w attached garage: tear (e) roof system off and install new underlayment and install new modified bitumen torch system
Valuation:
$39,000
Permit #:
BS2306070
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Tear off existing tile off and apply new asphalt shingle...class a icc esr 3150 malarkey roofing products...2600 sq. ft
Valuation:
N/A
Permit #:
BLD-2024-00234
Status:
issued
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over existing solid sheathing 28 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required... see more
Valuation:
$8,500
Permit #:
18016-70000-22115
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tear off and reroof house 12 sq's and detached garage 4 sq's shingles. class a roof covering required smoke and carbaon alarm required for final
Valuation:
$9,500
Permit #:
B21-0523
Status:
final
Fee:
$482
Permit Type:
N/A
Building Type:
N/A
Main building - roofing - remove/replace (e) gravel. remove/replace (e) underlayment. apply torchdown
Valuation:
$35,000
Permit #:
BS2307108
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Wrfr-01: re-roof | additional details: residential reroof - 2011 sqft
Valuation:
$4,000
Permit #:
00895493-WRFR
Status:
issued
Fee:
$189
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing ___5___squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-r... see more
Valuation:
$4,900
Permit #:
19016-10000-24529
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tear off and reroof with 23 sq's of shingles and 23 sq's of sheathing class a roof covering required
Valuation:
$15,000
Permit #:
B23-1976
Status:
final
Fee:
$695
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing 170 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-resi... see more
Valuation:
$52,000
Permit #:
18016-10000-29070
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing _20_____squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-... see more
Valuation:
$7,500
Permit #:
19016-10000-28784
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tear off existing flat and replace 26 sq's of shealthing and modified bitumen roof. fire permit included class a covering required. *carbon monoxide alarms/smoke alarms are required for this project per 2016 crc section r314/r315* *carbon monoxide alarms/smoke alarms are required for this project per 2016 crc section r314/r315*
Valuation:
$15,600
Permit #:
B18-0526
Status:
final
Fee:
$745
Permit Type:
N/A
Building Type:
N/A
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over new solid sheathing __34____squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for non-resid... see more
Valuation:
$9,900
Permit #:
18016-10000-34214
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
R3/u: reroof/tearoff existing roof and install comparable shingle (house and detached garage)
Valuation:
$3,000
Permit #:
BLD21-01713
Status:
complete
Fee:
$146
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to 21016-90000-24405 for a change of address to 1556 n. beverly glen bl
Valuation:
N/A
Permit #:
21016-10001-24405
Status:
expired
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tear off and reroof house and attached garage (2000 sf) with crrc # 0850-0029
Valuation:
$8,000
Permit #:
B202101294
Status:
issued
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Tear off (e) roof & install comparable shingles. house + detached garage
Valuation:
$12,000
Permit #:
2109270006
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To complete work started on b21-0464 to reroof
Valuation:
N/A
Permit #:
B22-0420
Status:
final
Fee:
$160
Permit Type:
N/A
Building Type:
N/A
R3/u1: reroof/tearoff existing roof and install comparable shingle
Valuation:
N/A
Permit #:
BLD23-02912
Status:
complete
Fee:
$576
Permit Type:
N/A
Building Type:
N/A
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Ace R Systems Inc Reviews
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Ace R Systems Inc License info
Verified License
| License # | 1096168 |
| Status | Active |
| State | California |
| Type | Roofing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Ace R Systems 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 # | 1002364 |
| Status | Inactive |
| State | California |
| Type | Roofing |
| 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 Ace R Systems Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
51
Permits
- Building permit records show that Ace R Systems Inc has worked on 51 permitted projects.
Ace R Systems Inc Employees
CR
Charles Carl Rhyu
Rmo
JC
Jaehyun James Chang
Ceo / President
KS
Kevin Chang Suh
Officer
SO
Se Choon Oh
Rmo
WK
Won Hee Kim
Ceo / President
YK
Young Kwon
Rmo
YK
Young Kwon
Rmo