Updated: Nov 17, 2025
Location and Projects
Address
Puunene, HI, 96784
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R&D Mechanical LLC
R&D Mechanical LLC, (Employee: Balios Robert O) holds a Plumbing Contractor, Sewer And Drain Line Contractor, Treatment And Pumping Facilities Contractor, Sewer , Sewage Disposal, Drain, And Pipe Laying Contractor, Pumps Installation Contractor license and 1 other license according to the Hawaii license board.
Their BuildZoom score of 112 ranks in the top 3% of 3,768 Hawaii licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring R&D Mechanical LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
R&D Mechanical LLC Contact Information
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R&D Mechanical LLC
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
R&D Mechanical LLC has a BuildZoom score of 112, which places them above 97% of 3,768 contractors in Hawaii.
Activity
|
26 projects
|
2025 |
|
21 projects
|
2024 |
|
13 projects
|
2023 |
Our building permit records indicate that R&D Mechanical LLC has worked on at least
60.0 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
|
13 projects
|
New Constructions |
|
6 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that R&D Mechanical LLC mostly works on
new construction
and home addition
projects.
Pricing
|
7 projects
|
< $5k |
|
1 project
|
$100k-$250k |
|
4 projects
|
$250k-$500k |
|
7 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $500,000. 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.
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-03-19
(2023 fire) andres rodrigo t and julita d trust - main dwelling
Valuation:
$592,590
Permit #:
B2024-01254
Status:
issued
Fee:
$4,856
Permit Type:
N/A
Building Type:
N/A
Project kb 74 llc now occupied as vacant to be occupied as main dwelling scope construction of new main dwelling dimensions 5, 629 sf - living 958 sf - cov. lanais 531 sf - garage/storage **si nr** ================================= plumbing scope of work (bp2021/1534) 7 water closet 12 basin 1 bathroom tub 10 shower 1 laundry tray 1 floor drain 1 washing machine 1 kitchen sink 2 dishw... see more
Valuation:
$2,500,000
Permit #:
P 20220157
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project garcia, ryan john now occupied as vacant to be occupied as farm dwelling scope dimensions ***si - nr ================================ plumbing scope of work (bp2021/0991) 2 water closet 2 basin 1 bathroom tub 1 shower 1 washing machine 1 kitchen sink 1 building. sewer to septic tank hawaii revised statutes 196-6.5 ***a solar water heater system is required for all new single f... see more
Valuation:
$298,000
Permit #:
P 20220014
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project madrid, jessica now occupied as main dwelling w/detached accessory dwelling to be occupied as main dwelling scope convert non-permitted accessory dwelling (atf) to main dwelling main dwelling alteration/addition. addition 2nd floor. note rpt field books shows a detached wash house detached garage and a main dwelling. the detached garage was converted to an accessory dwelling w... see more
Valuation:
$277,315
Permit #:
P 20220219
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-05-29
(2023 fire) ramos edgar allan a ramos irene d- two story main dwelling
Valuation:
$450,000
Permit #:
B2024-01253
Status:
issued
Fee:
$3,766
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2024-10-31
(2023 fire)vergara sugar ray vergara janssen nova pascua - main dwelling
Valuation:
$300,000
Permit #:
B2024-01277
Status:
issued
Fee:
$2,753
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2024-08-23
(2023 fire) felice jeffrey j et al - main dwelling w/attached garage
Valuation:
$1,200,000
Permit #:
B2024-01775
Status:
issued
Fee:
$10,853
Permit Type:
N/A
Building Type:
N/A
Project ronald & kathleen soule trust now occupied as main dwelling/garage to be occupied as main dwelling/garage scope finish ground floor of dwelling. to be 2 bedrooms media room gym workshop 1.5 baths refer to original building permit number b 2013/1187. dimensions 2, 396 sf - unfinished space to living ================================ plumbing scope of work (bp2021/1414) 2 water c... see more
Valuation:
$215,640
Permit #:
P 20220015
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-09-30
(2023 fire) cabuco hermelinda t & tapucol ryan jay t - main dwelling
Valuation:
$475,000
Permit #:
B2025-00980
Status:
issued
Fee:
$3,934
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2024-12-24
(2023 fire) pascua-vergara janssen pascua emely- main dwelling
Valuation:
$300,000
Permit #:
B2024-01278
Status:
issued
Fee:
$2,753
Permit Type:
N/A
Building Type:
N/A
(2023 fire) tabios florendo & alma trust- main dwelling
Valuation:
$874,790
Permit #:
AI2025-00229
Status:
plancheck
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-03-05
(2023 fire) lat charles albert tolentino - main dwelling
Valuation:
$500,000
Permit #:
B2024-02400
Status:
issued
Fee:
$4,607
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2025-11-17
(2023 fire) tabios florendo & alma trust- main dwelling
Valuation:
$874,790
Permit #:
B2024-02595
Status:
issued
Fee:
$7,141
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2024-11-01
(2023 fire) cabello joemar c & mary jane - main dwelling
Valuation:
$650,000
Permit #:
B2024-02411
Status:
issued
Fee:
$6,641
Permit Type:
N/A
Building Type:
N/A
Project franco dennis now occupied as vacant to be occupied as main farm dwelling scope new farm dwelling dimensions living 960 sf garage 864 sf covered lanai 300 sf total 2, 124 sf =================================== plumbing scope of work (bp2021/1234) 1 water closet 1 basin 1 bathroom tub 1 laundry tray 1 washing machine 1 kitchen sink 1 garbage disposal 1 water heater - solar 1 ic... see more
Valuation:
$169,380
Permit #:
P 20220189
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project kb 74 llc now occupied as vacant to be occupied as swimming pool/spa scope construction of new pool/spa dimensions **si nr** ================================= plumbing scope of work (bp2021/1535) 1 gas pool heater 1 gas piping system (100ft.)
Valuation:
$100,000
Permit #:
P 20220220
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project reuven gitter now occupied as apartment to be occupied as apartment scope unit e-103 dimensions **si nr** ================================= plumbing scope of work (bp2022/0070) 1 basin 1 bathroom tub alteration 1 basin 1 shower 1 kitchen sink 1 building. sewer to present sewer
Valuation:
$83,450
Permit #:
P 20220099
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Project pico ohana llc now occupied as vacant to be occupied as garage/workshop/storage ================================= plumbing scope of work (bp2021/0020) 1 water closet 1 basin 1 shower 1 heat pump 1 building. sewer to present sewer
Valuation:
$250,000
Permit #:
P 20211215
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Building permit - disaster recovery for single-family dwellings accessory dwellings and accessory st
2024-12-16
(2023 fire) cabuco estanislao c jr & shirley r- main dwelling
Valuation:
$500,000
Permit #:
B2024-03209
Status:
issued
Fee:
$4,103
Permit Type:
N/A
Building Type:
N/A
Project sellers, david & shelley now occupied as n/a to be occupied as 1st farm dwelling scope 1st farm dwelling ***to be viewed as under 2nd farm dwelling guidelines dimensions living area 994sf +/- covered lanai area 794sf +/- garage/workshop area 1, 240sf +/- total area 3, 028sf +/- *** si - not required ================================= plumbing scope of work (bp2019/1383) 2 water... see more
Valuation:
$207,840
Permit #:
P 20210712
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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R&D Mechanical LLC Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
R&D Mechanical LLC License info
Verified License
| License # | CT-22277 |
| Status | Active |
| State | Hawaii |
| Type | Plumbing Contractor, Sewer And Drain Line Contractor, Treatment And Pumping Facilities Contractor, Sewer , Sewage Disposal, Drain, And Pipe Laying Contractor, Pumps Installation Contractor |
| Business Type | Organization (Limited Liability Company) |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for R&D Mechanical LLC 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-22277 |
| Status | Active |
| State | Hawaii |
| Type | Plumbing, Pumps Installation, Treatment & Pumping Facilities, Sewer & Drain Line, Sewer, Sewage Disposal, Drain, & Pipe Laying |
| Business Type | Organization (Limited Liability Company) |
- When BuildZoom last verified this license, it had an expiration date of September, 2018. Check the current license status of R&D Mechanical LLC with the Hawaii Department of Commerce & Consumer Affairs
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Insured
| Insurer | Risk Placement Services Inc |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | United States Fire Ins Co |
| Bond Value | $9,000 |
Insured
| Workers Comp Provider | Island Ins Co Ltd |
525
Permits
- Building permit records show that R&D Mechanical LLC has worked on 525 permitted projects.
R&D Mechanical LLC Employees
BO
Balios Robert O
Responsible Managing Employee