Updated: Jun 04, 2026
Location and Projects
Address
Ontario, OR, 97914
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Intermountain Plumbing Inc
Intermountain Plumbing Inc, Ontario, OR (Owned by: Seward, Dennis Stephen) holds a Plumbing license and 2 other licenses according to the Oregon license board.
Their BuildZoom score of 110 ranks in the top 4% of 62,733 Oregon licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Intermountain Plumbing Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Intermountain Plumbing Inc Services
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Intermountain Plumbing Inc Contact Information
Phone Number: (208) 642-8909
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Intermountain Plumbing Inc Ontario
Quality
110
96th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Intermountain Plumbing Inc has a BuildZoom score of 110, which places them above 96% of 62,733 contractors in Oregon.
Activity
|
23 projects
|
2025 |
|
17 projects
|
2024 |
|
25 projects
|
2023 |
Our building permit records indicate that Intermountain Plumbing Inc has worked on at least
65.0 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
|
6 projects
|
New Constructions |
|
3 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
|
58 projects
|
Plumbing projects |
|
22 projects
|
Sewer laterals |
Analyzing permits over the last 4 years shows that Intermountain Plumbing Inc mostly works on
plumbing project
and sewer lateral
projects.
Pricing
|
3 projects
|
< $5k |
|
1 project
|
$5k-$20k |
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.
Building Permits by Intermountain Plumbing Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Permit for the second phase building out of dwelling space. permit 541-22-001033-str for was a non-heated shop with no interior framing finialed 6/21/23. this permit is to correct the construction inside the building done without permits. interior building out of two stories including bedroom 2 bathrooms craft room and game room. garage square footage to be 1, 600 sq feet and dwelling... see more
Valuation:
N/A
Permit #:
541-24-000449-PLM-01
Status:
final
Fee:
$403
Permit Type:
N/A
Building Type:
N/A
New mfh home park- 50 spaces running new water and sewer lines to designated spaces. 1-50 see civil plans in file for dedicated utilities on the private property for the city of ontario for the main lines. per ors plumbing plan review charged for manufactured home parks under ors 918-600-0030
Valuation:
N/A
Permit #:
541-23-001266-PLM
Status:
final
Fee:
$2,577
Permit Type:
Other
Building Type:
N/A
(2) water closets (2) lavs (1) shower (1) tub/shower combo (1) kitchen sink (1) water heater (1) softener (1) hose bib (1) washer
Valuation:
N/A
Permit #:
541-25-000519-PLM
Status:
issued
Fee:
$362
Permit Type:
Alteration
Building Type:
N/A
Demolish of (3) compartment sink and grease trap to re-install (1) 3-compartment sink (1) grease trap and install (1) hand wash sink
Valuation:
N/A
Permit #:
541-25-000062-PLM
Status:
final
Fee:
$134
Permit Type:
Alteration
Building Type:
N/A
New construction of cookies dispensary (21) fixtures 3 roof drains 3 overflow drains 1 breakroom sink 2 toilets 2 lavs 1 icemaker 1 mop sink 2 floor drains 1 water heater 1 backflow 2 hose bib 1 truck primer 1 disposal **revised permit** 06/01/2023 running approx. 100ft of water service
Valuation:
N/A
Permit #:
541-23-000754-PLM
Status:
final
Fee:
$577
Permit Type:
New
Building Type:
N/A
Plumbing new welding/maintenance shop- harper high school 14 fixtures 1 wc - closet 1 l-1 - lav 1 fs-1 - service sink 1 wh - water heater 1 future sink 1 sk - sink 2 fd - floor drain 1 ew - eye wash 2 wtr spt of - water softner 1 rp 1 hb - hose bib 1 1/2 rpbp - back flow
Valuation:
N/A
Permit #:
541-24-000759-PLM
Status:
final
Fee:
$482
Permit Type:
New
Building Type:
N/A
Relocationg (4) fixtures (1) kitchen sink (1) floor drain (1) water heater (1) condesate drain ( from freezer)
Valuation:
N/A
Permit #:
541-25-000751-PLM
Status:
complete
Fee:
$269
Permit Type:
Alteration
Building Type:
N/A
Remove existing kitchen sink and replace with new kitchen sink and pull-down faucet. sink shall be accessible. revised permit-- relocating water heater from one area to the another. 4/3/25
Valuation:
N/A
Permit #:
541-25-000072-PLM-01
Status:
final
Fee:
$134
Permit Type:
N/A
Building Type:
N/A
New retail store-under slab plumbing permit only. (9) fixtures. running approx. 100ft or less of water service --from building to city services. (separate permit needed for tenant improvement.) (1) drinking fountain (2) floor cleanouts (2) lav's (1) mop sink (2) water closets (1) water heater
Valuation:
N/A
Permit #:
541-23-001407-PLM
Status:
complete
Fee:
$330
Permit Type:
New
Building Type:
N/A
Tenant improvement - new restaurant in existing building- (43) fixtures total. no outside water & sewer lines (using existing lines to city hookups) (2) rpz backflow preventer (1) dish sanitizing machine (pumped outlet) (1) expansion tank (2-gal capacity) (6) 4 floor cleanouts (4) floor drains (7) floor sinks (2) chemical dispenser hose bibs (1) vegetable wash hose bib (1) restroom ha... see more
Valuation:
N/A
Permit #:
541-23-000570-PLM
Status:
final
Fee:
$1,008
Permit Type:
Alteration
Building Type:
N/A
Running approx. 120ft of waterline & approx. of sewer service with (2) frost free hydrants for a new 3d printed home. note: interior plumbing permit for the home itself has been pulled by others
Valuation:
N/A
Permit #:
541-24-000070-PLM
Status:
issued
Fee:
$202
Permit Type:
Alteration
Building Type:
N/A
New restrooms for future rv park (15) fixtures total (2)- showers (5) - 2 floor drains (3)- water closets (1)- urinal (2) lav's (1)- on demand water heater (1) hose-bib contractor not running outside water& sewer line from restrooms to connect to main. line
Valuation:
N/A
Permit #:
541-22-001497-PLM
Status:
issued
Fee:
$381
Permit Type:
New
Building Type:
N/A
New dollar general retail store- 16 fixtures total. ( per application) no outside water& sewer line permitted at this time. 2- water closets 2- lav's 1- water cooler 1-mop sink 2- water heaters 1- hose bib 2- rpbf (backflow device) 3- floor drains 2- floor drain clean outs per applicant
Valuation:
N/A
Permit #:
541-22-001322-PLM
Status:
final
Fee:
$403
Permit Type:
New
Building Type:
N/A
New sfd- 1- kitchen 21/2 baths no water heater combination unit. no outside waterline& sewer line is permitted by contractor at this time. **revised permit*** (per dennis on plumbing permit 10/24/22 installing the water heater/combo radiant floor system heat source)
Valuation:
N/A
Permit #:
541-22-001321-PLM
Status:
final
Fee:
$515
Permit Type:
New
Building Type:
N/A
Rough-in only of- shop bathroom floor drain water closet lav and water heater. building permit does not include water or sewer services. verified with maria at the city that they verbally ok'd to let homeowner put a bathroom in building as long as it does not exceed the setbacks in place
Valuation:
N/A
Permit #:
541-22-000877-PLM
Status:
issued
Fee:
$67
Permit Type:
New
Building Type:
N/A
Walmart remodel- small parts around the entire store. plumbing plans sheet p1.1-3 floor drains with new cover addition 2 lav's replace 2 four inch floor drains pull and replace six water closets pull and replace 2 urinals replace flush valve parts grab and go- 20 foot new sewer line with two new floor drains two floor clean out vents to rood eye center pull and replace owner furnished... see more
Valuation:
N/A
Permit #:
541-22-000849-PLM
Status:
final
Fee:
$980
Permit Type:
Alteration
Building Type:
N/A
Partial mechanical for ag exempt office shall not be used as a dwelling or sleeping. radiant floor system hydronic heat equipment 2 zone 15 loop 3 manifold water heated solar powered radiant heated floor. note: underfloor done by other contractor
Valuation:
$12,556
Permit #:
541-22-000280-MECH
Status:
issued
Fee:
$250
Permit Type:
New
Building Type:
N/A
Plumbing for ag exempt office shall not be used as a dwelling or sleeping. does not include water and sewer service. 1 kitchen sink 1 washer 1 water heater 1 toilet 1 lav 1 tub shower. - interior plumbing only ** replacing contractor that only completed the underslab plumbing that was approved
Valuation:
N/A
Permit #:
541-22-000263-PLM
Status:
final
Fee:
$269
Permit Type:
New
Building Type:
N/A
Remodel of alameda elementary school kitchen - (9) fixtures total- stamped engineered plans with 2inch water line. (5) floor sinks (1) 3-comp sinks (1) mop sink (2) stainless steel sinks
Valuation:
N/A
Permit #:
541-23-000831-PLM
Status:
final
Fee:
$269
Permit Type:
Alteration
Building Type:
N/A
Tenant improvement- (11) fixtures total (pizza hut idaho ave location) (1) bk flow device (4) floor drain (1) 3- comparable sink (1) dishwasher (1) lav (1) water closet (2) floor sinks
Valuation:
N/A
Permit #:
541-23-000212-PLM
Status:
final
Fee:
$291
Permit Type:
Alteration
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Intermountain Plumbing Inc License info
Verified License
| License # | 37-490PB |
| Status | Active |
| State | Oregon |
| Type | Plumbing |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Intermountain Plumbing Inc at the Oregon Building Codes Division.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 146282 |
| Status | Active |
| State | Oregon |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2024. Check the current license status of Intermountain Plumbing Inc with the Oregon Construction Contractors Board (CCB)
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 146283 |
| Status | Active |
| State | Oregon |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of March, 2015. Check the current license status of Intermountain Plumbing Inc with the Oregon Construction Contractors Board (CCB)
This is a sample of licensing data; click here to access a complete history.
110
BuildZoom Score
Insured
| Insurer | American Hallmark Insurance Co Of Texas |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Id St Ins Fund |
278
Permits
- Building permit records show that Intermountain Plumbing Inc has worked on 278 permitted projects.
Intermountain Plumbing Inc Employees
EB
Eddy, Patrick Brian
Corporate Officer
SS
Seward, Dennis Stephen
Owner