Updated: Jun 17, 2026
Location and Projects
Address
3525 W COMMONWEALTH AVE # R, Fullerton, CA, 92833
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Rainbow Window Inc
Rainbow Window Inc, 3525 W Commonwealth Ave, Fullerton, CA (Employees: Kyung Sun Kim, Oh Myung Kwon, and Ohmyung Kwon) holds a General Building license and 1 other license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Rainbow Window Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Rainbow Window Inc Contact Information
Phone Number: (714) 588-9112
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Address: 3525 W COMMONWEALTH AVE # R, Fullerton, CA 92833
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Rainbow Window Inc Fullerton
Quality
93
73rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Rainbow Window Inc has a BuildZoom score of 93, which places them above 73% of 336,931 contractors in California.
Activity
|
1 project
|
2024 |
Our building permit records indicate that Rainbow Window Inc has worked on at least
1.0 project 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.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
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.
Remove and replace (30) windows and (2) sliding glass doors like for like u-factor = 0.30 or less shgc = 0.23 or less as per approved plans note: retrofit only
Valuation:
$20,000
Permit #:
BLDR-2024-0257
Status:
complete
Fee:
$1,043
Permit Type:
N/A
Building Type:
N/A
Interior remodel for a new bathroom and closet at 2nd floor
Valuation:
$6,000
Permit #:
18016-10000-18908
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change-out 6 windows 2 sliding glass doors
Valuation:
N/A
Permit #:
RES2018-00170
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Window change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24
Valuation:
$20,000
Permit #:
14016-10000-17013
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
C/o (14) windows like for like. there shall be no reduction to egress
Valuation:
$8,000
Permit #:
BLD20-02754
Status:
complete
Fee:
$381
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to collect fees for (1) additional inspection. this permit does not authorize any additional work or extend the expiration date of the original permit (1) water heater & (1) ttrap primer
Valuation:
N/A
Permit #:
09042-10002-06433
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Replace 8 windows
Valuation:
$5,000
Permit #:
1511050060
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supplemental permit to collect fees for (1) additional inspection. this permit does not authorize any additional work or extend the expiration date of the original permit
Valuation:
N/A
Permit #:
09042-10001-06433
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Illum wall sign: 9 x 2 presidential 2/25/10 letter mailed to site/contractor. deadline 3/25/10 3/29/10 requested a forfeit of money. 3/29/10 in progress
Valuation:
N/A
Permit #:
B09-0313
Status:
final
Fee:
$339
Permit Type:
N/A
Building Type:
N/A
Change windows & doors (like for like ) 14 total
Valuation:
N/A
Permit #:
RES2020-00244
Status:
final
Fee:
N/A
Permit Type:
Remodel
Building Type:
N/A
Revision to the approved plan. change type of fixture. plan check for t24 energy regular and emergency lights. ref.#09042-10000-06433
Valuation:
N/A
Permit #:
09041-10001-06647
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit to 09016-10000-05200 to revise plans: eliminate equipment room and change door swing for interior door
Valuation:
N/A
Permit #:
09016-10001-05200
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement for medical office. plan check for t24 energy regular and emergency lights. 3 of 3 (09042-10000-06433)
Valuation:
N/A
Permit #:
09041-10000-06647
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement for medical office. plan check for t24 energy regular and emergency lights. 3 of 3 (09042-10000-06433)
Valuation:
N/A
Permit #:
09041-10000-08274
Status:
applied
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement. to (e) medical office space: (n) interior non-bearing partitions ceiling work millwork and finishes
Valuation:
N/A
Permit #:
09016-10000-05200
Status:
expired
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Install (2) hand sinks (2) floor sinks & (1) electric water heater. 2 of 3 (09044-10000-03406)
Valuation:
N/A
Permit #:
09042-10000-06433
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Window change-out (same size & type) for residential buildings. dual
Valuation:
$20,000
Permit #:
14016-10000-17013
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Interior tenant improvement for (e) office space; new 6 8 partition wall and additional outlets
Valuation:
N/A
Permit #:
09016-10000-07156
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Duct work only. 1 of 3 (09041-10000-06647)
Valuation:
N/A
Permit #:
09044-10000-03406
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Non illuminated foam letter sign. suite e & f tenant: presidential real estate
Valuation:
$800
Permit #:
00482715-SPI
Status:
expired
Fee:
$202
Permit Type:
N/A
Building Type:
N/A
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Rainbow Window Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Rainbow Window Inc License info
Verified License
| License # | 973925 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Rainbow Window 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 # | 893755 |
| Status | Inactive |
| State | California |
| Type | General Building |
| 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 Rainbow Window Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | Contractor's Bond History |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | Markel Insurance Company |
11
Permits
- Building permit records show that Rainbow Window Inc has worked on 11 permitted projects.
Rainbow Window Inc Employees
KK
Kyung Sun Kim
Rmo
OK
Oh Myung Kwon
Rmo
OK
Ohmyung Kwon
Ceo/President
YK
Yong Boon Kwon
Ceo / President