Updated: Jun 30, 2026
Location and Projects
Address
8668 FOOTHILL RD, Middleton, ID, 83644
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Optimum Underlayments & Plumbing
Optimum Underlayments & Plumbing, 8668 Foothill Rd, Middleton, ID (Owned by: Troy Paulin) holds a General Contractor Registration license and 2 other licenses according to the Idaho license board.
Their BuildZoom score of 107 ranks in the top 6% of 53,194 Idaho licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Optimum Underlayments & Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Optimum Underlayments & Plumbing Services
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Optimum Underlayments & Plumbing Contact Information
Phone Number: (208) 869-2937
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Address: 8668 FOOTHILL RD, Middleton, ID 83644
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Optimum Underlayments & Plumbing Middleton
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Optimum Underlayments & Plumbing has a BuildZoom score of 107, which places them above 94% of 53,194 contractors in Idaho.
Activity
|
20 projects
|
2025 |
|
21 projects
|
2024 |
|
26 projects
|
2023 |
Our building permit records indicate that Optimum Underlayments & Plumbing has worked on at least
67.0 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
|
Home Additions |
|
3 projects
|
New Constructions |
|
67 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Optimum Underlayments & Plumbing mostly works on
plumbing project
and home addition
projects.
Pricing
|
1 project
|
$50k-$100k |
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.
Optimum Underlayments & Plumbing Reviews
5 out of 5 stars, based on
1
review
-
By AnonymousFebruary 13, 2015bath remodel
Building Permits by Optimum Underlayments & Plumbing
This is a sample of this contractor's permits. Click here to access their complete permit history.
New shower new tub valve (tub stays) replace lavs and toilet but same location
Valuation:
N/A
Permit #:
PLM25-00361
Status:
final
Fee:
$92
Permit Type:
Alteration
Building Type:
Single family dwe...
Kitchen remodel poly re-pipe and changed tube valve to meet code
Valuation:
N/A
Permit #:
PLM25-01716
Status:
final
Fee:
$190
Permit Type:
Alteration
Building Type:
Single family dwe...
Kitchen bathroom & laundry addition/plumbing
Valuation:
N/A
Permit #:
PLM25-01454
Status:
final
Fee:
$116
Permit Type:
Addition
Building Type:
Single family dwe...
Kitchen/main/hall bathroom remodel - plumbing
Valuation:
N/A
Permit #:
PLM25-01378
Status:
final
Fee:
$128
Permit Type:
Alteration
Building Type:
Single family dwe...
Existing residential plumbing (remodel/additions)
2025-06-12
Kitchen bathroom remodel and poly repipe
Valuation:
N/A
Permit #:
R-PLMEX-2025-0122
Status:
final
Fee:
$70
Permit Type:
N/A
Building Type:
N/A
Basement remodel kitchen bathroom laundry
Valuation:
N/A
Permit #:
PLM25-00409
Status:
final
Fee:
$104
Permit Type:
Alteration
Building Type:
Single family dwe...
Sinks/toilets same location new fixtures. shower is new location and rough in
Valuation:
N/A
Permit #:
PLM25-02266
Status:
issued
Fee:
$104
Permit Type:
Alteration
Building Type:
Single family dwe...
Remodel of garage into adu
Valuation:
N/A
Permit #:
PLM25-01090
Status:
final
Fee:
$195
Permit Type:
Alteration
Building Type:
Single family dwe...
Plumbing in new addition
Valuation:
N/A
Permit #:
PLM25-00618
Status:
final
Fee:
$92
Permit Type:
Addition
Building Type:
Single family dwe...
New plumbing for adu
Valuation:
N/A
Permit #:
PLM25-01648
Status:
issued
Fee:
$130
Permit Type:
New
Building Type:
Single family dwe...
One new bar sink replacing sink and toilet (remain in same location)
Valuation:
N/A
Permit #:
PLM23-00835
Status:
final
Fee:
$68
Permit Type:
Alteration
Building Type:
Single family dwe...
Poly re-pipe primary bathroom addition remodel kitchen laundry and upstairs bathrooms *water softner*
Valuation:
N/A
Permit #:
PLM24-02122
Status:
final
Fee:
$364
Permit Type:
Addition
Building Type:
Single family dwe...
Poly re-pipe
Valuation:
N/A
Permit #:
PLM25-01897
Status:
final
Fee:
$110
Permit Type:
Alteration
Building Type:
Single family dwe...
Remodel primary 2nd bathroom and laundry. all fixtures staying in same locations
Valuation:
N/A
Permit #:
PLM24-00352
Status:
final
Fee:
$164
Permit Type:
Alteration
Building Type:
Single family dwe...
Kitchen/laundry/primary bathroom remodel with re-pipe
Valuation:
N/A
Permit #:
PLM25-03355
Status:
issued
Fee:
$128
Permit Type:
Alteration
Building Type:
Single family dwe...
Alteration or repair: sink stays the same location. we had to move one drain that was feeding the upstairs tub and lav over to handle the large window installed
Valuation:
$1,200
Permit #:
PLM20-02867
Status:
final
Fee:
$56
Permit Type:
Alteration
Building Type:
Single family dwe...
Reset 2 toilets/3 lavs/1 laundry sink replaced 2 shower valves/1 washer box
Valuation:
N/A
Permit #:
PLM22-00542
Status:
final
Fee:
$140
Permit Type:
Alteration
Building Type:
Single family dwe...
Addition: addition a new master bathroom and powder bathroom. also a new laundry sink and cloth washer. while moving the water heater to the garge
Valuation:
$5,500
Permit #:
PLM20-00551
Status:
final
Fee:
$152
Permit Type:
Addition
Building Type:
Single family dwe...
2nd floor hall bathroom remodel - new lav/same location new shower valve
Valuation:
N/A
Permit #:
PLM24-04352
Status:
issued
Fee:
$56
Permit Type:
Alteration
Building Type:
Single family dwe...
Main bathroom remodel fixtures stay in place - new valves and fixtures
Valuation:
N/A
Permit #:
PLM24-04017
Status:
final
Fee:
$80
Permit Type:
Alteration
Building Type:
Single family dwe...
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Verified License
BuildZoom confirmed this contractor's license
Optimum Underlayments & Plumbing License info
Verified License
| License # | RCE-39883 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Optimum Underlayments & Plumbing at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | RCE-16496 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Optimum Underlayments & Plumbing at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | PLB-C-12279 |
| Status | Active |
| State | Idaho |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Optimum Underlayments & Plumbing with the Idaho Division of Building Safety
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
354
Permits
- Building permit records show that Optimum Underlayments & Plumbing has worked on 354 permitted projects.
Optimum Underlayments & Plumbing Employees
JY
Jacob (Jake) Yundt
Owner
OP
Optimum Underlayments & Plumbing
TP
Troy Paulin
Owner
One of the most knowledgeable, friendly and professional plumbers in the valley. Highly recommend!