Updated: Aug 06, 2025
Location and Projects
Address
1585 HAU STREET STE 102, Honolulu, HI, 96817
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Koo Electric Service
Koo Electric Service, 1585 Hau St, Honolulu, HI (Owned by: John Koo) holds a Electrical Contractor license and 1 other license according to the Hawaii license board.
Their BuildZoom score of 111 ranks in the top 4% of 3,768 Hawaii licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Koo Electric Service, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Koo Electric Service Contact Information
Phone Number: (808) 292-3058
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Address: 1585 HAU STREET STE 102, Honolulu, HI 96817
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Koo Electric Service Honolulu
Quality
111
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Koo Electric Service has a BuildZoom score of 111, which places them above 96% of 3,768 contractors in Hawaii.
Activity
|
109 projects
|
2025 |
|
175 projects
|
2024 |
|
78 projects
|
2023 |
Our building permit records indicate that Koo Electric Service has worked on at least
362.0 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
|
126 projects
|
New Constructions |
|
97 projects
|
Home Additions |
|
62 projects
|
Fences |
|
4 projects
|
Commercial Renovations |
|
350 projects
|
Electrical projects |
Analyzing permits over the last 4 years shows that Koo Electric Service mostly works on
electrical project
and new construction
projects.
Pricing
|
52 projects
|
< $5k |
|
30 projects
|
$5k-$20k |
|
26 projects
|
$20k-$50k |
|
39 projects
|
$50k-$100k |
|
79 projects
|
$100k-$250k |
|
38 projects
|
$250k-$500k |
|
92 projects
|
$500k-$1mil |
|
19 projects
|
$1mil+ |
The typical size of their permits is approximately $148,267. 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.
Solar water heater new building electrical work driveway fence
2025-04-30
(bp #922073) [tmk: 36011006] 5118 kalaniaole hwy (front dwelling) luu residence - new 2 story single family dwelling with wetbar. work includes but not limited to new driveway & apron new 2ft cmu wall w/6 max ht metal picket fence at left & right and front of the property new 6 max ht cmu wall at rear of the property. [eplans multi app: a2024-09-0158 & a2024-09-0678 to 0680; all appro... see more
Valuation:
$519,680
Permit #:
922073
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
New single family...
Solar water heater new building electrical work driveway
2025-04-07
(bp #921111) [tmk: 13019060] 1670 kino st zhou residence - new two family detached dwelling. [eplans multi application project: all reviews and approvals on a2023-02-0823 for (a2023-02-0823 – new single family dwelling & a2023-05-0685 - adu and a2023-05-0686 - demo)]
Valuation:
$504,914
Permit #:
921111
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
2fd
Solar water heater new building wetbar electrical work
2025-04-02
(bp #920925) [tmk: 13012129] 1432 kam iv rd. cao & lin residence - new 2 story single family dwelling with a wetbar at the front of the property. [eplan multi app: a2023-09-0550 & a2023-09-0807 to 0809; all reviews and approvals are on a2023-09-0550]
Valuation:
$597,400
Permit #:
920925
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Solar water heater new building wetbar electrical work driveway fence retaining wall
2025-03-24
(bp #920516) [tmk: 94026125] 94-1113 kahuailani st & 94-1113-a kahuailani st li shengen residence - new 2-story two family detached dwellings each with a wet bar. [e-plans multi-app: all approvals on a2024-02-0325; for a2024-02-0544 & a2024-12-0219]
Valuation:
$1,097,864
Permit #:
920516
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
2fd
Solar water heater new building electrical work fence
2025-03-10
(bp #919940) [tmk: 18007009] 491 luakini st wong residence - new 2-story single family dwelling w/new 16'-0 max ht cmu wall @ right and rear of property [eplans multi application project: all reviews and approvals on a2023-06-0308 for a2023-07-0510]
Valuation:
$950,000
Permit #:
919940
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Dwelling
(bp #920928) [tmk: 13012129] 1432-c kam iv rd. cao & lin residence - new 2 story single family dwelling at the rear of the property. [eplan multi app: a2023-09-0550 & a2023-09-0807 to 0809; all reviews and approvals are on a2023-09-0550]
Valuation:
$590,000
Permit #:
920928
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Accessory dwelling unit addition solar water heater electrical work retaining wall
2025-05-21
(bp #922844) [tmk: 11048004] 1404 lalamilo st unit a kam - takashima billijean w. k. residence - new adu. convert existing single family dwelling to two family detached. [eplans multi application project: all reviews and approvals on a2024-02-0105 for (a2024-02-0105 & a2025-02-0298)]
Valuation:
$250,000
Permit #:
922844
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Adu
(bp #919323) [tmk: 95010060] 95-267 wailawa st tomisato residence - new 2-story single family dwelling w wetbar & 2-car garage [eplans multi app: a2022-02-1141 a2022-10-0976~0977; refer to a2022-02-1141 for all approvals]
Valuation:
$520,908
Permit #:
919323
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building demolition wetbar electrical work driveway fence air conditioning ga
2025-04-09
(bp #921240) [tmk: 32043022] 3814 pahoa ave & 3814 pahoa ave unit a milton m. y. ching trust - new two-family detached dwelling [eplans multi-app: a2024-09-0500 & a2024-09-0778 - all approvals on a2024-09-0500]
Valuation:
$1,000,000
Permit #:
921240
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
2fdd
(bp #923949) [tmk: 43049021] 448 keaniani st unit a giang residence - new single family dwelling with wet bar
Valuation:
$800,000
Permit #:
923949
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building electrical work
2025-03-03
(bp #919682) [tmk: 85007025] 85-192 lualualei hmstd rd. liu residence - new 2-story single family dwelling w wetbar [eplans multiapp: a2023-11-1133; a2023-11-1367~1369. all approvals on a2023-11-1133]
Valuation:
$423,400
Permit #:
919682
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building electrical work
2025-03-03
(bp #919681) [tmk: 85007025] 85-190 lualualei hmstd rd. liu residence - new 2-story single family dwelling w wetbar [eplans multiapp: a2023-11-1133; a2023-11-1367~1369. all approvals on a2023-11-1133]
Valuation:
$431,200
Permit #:
919681
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building electrical work
2025-03-03
(bp #919680) [tmk: 85007025] 85-188 lualualei hmstd rd. liu residence - new 2-story single family dwelling w wetbar [eplans multiapp: a2023-11-1133; a2023-11-1367~1369. all approvals on a2023-11-1133]
Valuation:
$443,200
Permit #:
919680
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building electrical work driveway fence
2025-03-03
(bp #919679) [tmk: 85007025] 85-186 lualualei hmstd rd. liu residence - new 2-story single family dwelling w wetbar [eplans multiapp: a2023-11-1133; a2023-11-1367~1369. all approvals on a2023-11-1133]
Valuation:
$443,200
Permit #:
919679
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building demolition wetbar electrical work driveway fence air conditioning re
2025-04-22
(bp #921722) [tmk: 98034027] 98-1212 kuawa st he & li residence - new two-story single-family dwelling w wetbar [eplans multi-app: a20204-07-0223 & a2024-09-1268 - all approvals on a2024-07-0223]
Valuation:
$1,118,400
Permit #:
921722
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single-family dwe...
Accessory dwelling unit solar water heater new building demolition wetbar electrical work driveway f
2025-05-27
(bp #922964) [tmk: 13021064] 2405 lakoloa pl liang chen - new single family dwelling w wetbar [eplans multi app: a2024-11-0128 a2024-11-0960 and a2024-11-0962. all approvals on a2024-11-0128]
Valuation:
$430,200
Permit #:
922964
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building electrical work driveway fence air conditioning
2025-05-12
(bp #922452) [tmk: 97035026] 1033 kaweloka st. he and li residence - new 2-story single family dwelling. [eplans multi-app: all approvals on a2024-09-0196; for a2024-09-1384 and a2024-09-1385]
Valuation:
$700,000
Permit #:
922452
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Solar water heater new building wetbar electrical work
2025-04-23
(bp #921817) [tmk: 35009022] 4777 farmers rd toguchi residence - new two story single family dwelling w wetbar [eplans multiapp: a2023-09-1286 & a2023-09-1464. all approvals on a2023-09-1286]
Valuation:
$1,175,000
Permit #:
921817
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
Accessory dwelling unit alteration electrical work air conditioning
2025-03-25
(bp #920594) [tmk: 11048016] 1438 nanimauloa pl unit a mr. ryan kakazu - new attached adu. [eplans multi application project: all reviews and approvals on a2023-06-0698 for (a2023-06-0698 – alter to extension single family dwelling & a2023-07-1478-new adu)]
Valuation:
$180,000
Permit #:
920594
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Adu
(bp #918724) [tmk: 99049013] 1430 uila st. huayun wang residence - new 2-story single family dwelling. [eplans multi-app: all approvals on a2024-06-0633; for a2024-08-0782 and a2024-08-0783]
Valuation:
$806,000
Permit #:
918724
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family dwe...
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Verified License
BuildZoom confirmed this contractor's license
Koo Electric Service License info
Verified License
| License # | CT-36484 |
| Status | Active |
| State | Hawaii |
| Type | Electrical Contractor |
| Business Type | Individual |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Koo Electric Service at the Hawaii Department of Commerce & Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | CT-30010 |
| Status | Active |
| State | Hawaii |
| Type | Electrical Contractor |
| Business Type | Individual |
- When BuildZoom last verified this license, it had an expiration date of September, 2022. Check the current license status of Koo Electric Service with the Hawaii Department of Commerce & Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
111
BuildZoom Score
Insured
| Insurer | First Fire & Cas Of Hi Inc |
| Insured up to | $1,000,000 |
Insured
| Workers Comp Provider | First Indemnity Ins Of Hi |
904
Permits
- Building permit records show that Koo Electric Service has worked on 904 permitted projects.
Koo Electric Service Employees
JK
John Koo
Owner
KJ
Koo John
Individual (Sole Owner)