Updated: May 07, 2026
Location and Projects
Address
P.O. Box 3767, Wilsonville, OR
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D&T Excavation Inc
D&T Excavation Inc, Wilsonville, Po Box 3767, Wilsonville, OR (Employee: Derek Osterholme) holds a Construction Contractor, Construction Contractor license according to the Washington license board.
Their BuildZoom score of 112 ranks in the top 3% of 62,733 Oregon licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring D&T Excavation Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
D&T Excavation Inc Contact Information
Phone Number: (503) 612-9284
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Address: P.O. Box 3767, Wilsonville, OR
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D&T Excavation Inc Wilsonville
Quality
112
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
D&T Excavation Inc has a BuildZoom score of 112, which places them above 97% of 62,733 contractors in Oregon.
Activity
|
12 projects
|
2025 |
|
10 projects
|
2024 |
|
10 projects
|
2023 |
Our building permit records indicate that D&T Excavation Inc has worked on at least
32.0 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
|
3 projects
|
Commercial Renovations |
|
10 projects
|
Excavation and grading projects |
|
6 projects
|
Demolitions |
Analyzing permits over the last 4 years shows that D&T Excavation Inc mostly works on
excavation and grading project
and demolition
projects.
Pricing
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
2 projects
|
$250k-$500k |
|
1 project
|
$1mil+ |
The typical size of their permits is approximately $78,000. 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.
Connection from the vault via an approximate 8 long 4 d.i pipe connecting to the fire sprinkler riser. the 4 d.i pipe will then enter in under the foundation and enter in via a 4 opening on the main floor to join with the riser connection for the fire sprinkler system
Valuation:
$28,420
Permit #:
F2025-02644
Status:
final
Fee:
$365
Permit Type:
F
Building Type:
N/A
Phase1a - mixed use housing facility with 196 lots = 123 single family and 62 townhome units. streets sidewalks pedestrian paths and frontage improvements as needed
Valuation:
$7,589,698
Permit #:
D2024-00444
Status:
plancheck
Fee:
$8,789
Permit Type:
Demolish
Building Type:
N/A
*located on corner of mimosa (282nd ave) & powell valley (review and approved plans will be under 25-658) building 2 ultrablock retaining walls. one wall will be on lots 30-35. the other wall will be on tract b
Valuation:
$151,875
Permit #:
BLDC-25-05060
Status:
issued
Fee:
$1,769
Permit Type:
N/A
Building Type:
N/A
Demolish - demolition of existing 1 609 sqft single family residence 1 431 sqft barn 148 sqft shed & 413 sqft detached garage
Valuation:
N/A
Permit #:
P0298726
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolish - demolition of existing 1 609 sqft single family residence 1 431 sqft barn 148 sqft shed & 413 sqft detached garage
Valuation:
N/A
Permit #:
BLDG-2503581
Status:
issued
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Plumbing (commercial) - plumbing site (insp workflow)
2025-06-10
Phase 2 sunset village retaining wall footing drains (reviewed under bldc-23-04529)
Valuation:
$482,500
Permit #:
PLMBC-24-00855
Status:
expired
Fee:
$2,384
Permit Type:
N/A
Building Type:
N/A
Country club drive; install (5) private 2 water lines private storm sewer lines and private sanitary sewer laterals for new development
Valuation:
$121,189
Permit #:
499-23-002806-PLM
Status:
issued
Fee:
$4,547
Permit Type:
New
Building Type:
N/A
Sunset view phase 2 & 3 mass grade - grading for 53 lot subdivision
Valuation:
N/A
Permit #:
GRAD-2511962
Status:
issued
Fee:
$5,034
Permit Type:
N/A
Building Type:
N/A
Leupold & stevens - exterior plumbing - (10) catch basins (4) manfoles (4) rain drains 415 ft of sanitary sewer 943 ft of storm & 808 ft of water line **permit for private property only**
Valuation:
N/A
Permit #:
PLMB-2111211
Status:
final
Fee:
$1,756
Permit Type:
N/A
Building Type:
N/A
Locust street 4-lot subdivision grading-preliminary review for a 4-lot subdivision and miscellaneous review for an exception to article v for half-street frontage improvements along sw locust street per cdc § 501-6.3. - grading
Valuation:
N/A
Permit #:
GRAD-2001455
Status:
final
Fee:
$981
Permit Type:
N/A
Building Type:
N/A
San branch ex: 270 lf of 8 varies main approx d=10 in se carlton st. contractor shall building new dry branch cap for future development per standard p-262 and core drill tap 8 sewer. contractor to verify all depths and locations in field. contact x37761
Valuation:
N/A
Permit #:
2020-117862-000-00-PT
Status:
final
Fee:
N/A
Permit Type:
Addition/alterati...
Building Type:
Single family res...
Remove (5) structures 4 out buildings 1 single family residence from tax lot in preparation for subdivision lee meadow. includes fixture cap
Valuation:
N/A
Permit #:
311-22-000304-DEMO
Status:
final
Fee:
$671
Permit Type:
Demolition
Building Type:
N/A
Demolition of a 950 sq. ft. dwelling on sewer and a 350 sq. ft. accessory structure. upon final inspection demolish credits for parks transportation and sewer sdc fees will apply
Valuation:
N/A
Permit #:
BUP2021-00235
Status:
complete
Fee:
$312
Permit Type:
N/A
Building Type:
N/A
Deferred submittal for undefined
Valuation:
N/A
Permit #:
PLMB-2502090
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deferred submittal for undefined
Valuation:
N/A
Permit #:
MECH-2502088
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deferred submittal for undefined
Valuation:
N/A
Permit #:
FIRE-2502092
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deferred submittal for undefined
Valuation:
N/A
Permit #:
ELEC-2502089
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Retaining wall for crestview crossing multi family project
Valuation:
$36,450
Permit #:
NSTR21-0025
Status:
final
Fee:
$1,008
Permit Type:
Commercial altera...
Building Type:
N/A
(64 lf) private storm line and area drain required by fg eng between lots 5 and 6. area drain at flag lots 8 9 10
Valuation:
N/A
Permit #:
311-22-000305-PLM
Status:
final
Fee:
$67
Permit Type:
Alteration
Building Type:
N/A
Darby ridge - demolition of (1) detached dwelling on sewer and (4) accessory structures: 391 375 165 and 100 sq. ft. only (1) 100 sq. ft. accessory structure demoed on 15975 sw 150th ave property. dwelling to remain. upon final inspection demolish credits for sewer parks and transportation will apply
Valuation:
$30,000
Permit #:
BUP2024-00110
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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D&T Excavation Inc Reviews
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D&T Excavation Inc License info
Verified License
| License # | DTEXCTE936OS |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for D&T Excavation Inc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
112
BuildZoom Score
Insured
| Insurer | Bitco General Ins Corp |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Travelers Cas & Surety Co Of America |
| Bond Value | $12,000 |
164
Permits
- Building permit records show that D&T Excavation Inc has worked on 164 permitted projects.
D&T Excavation Inc Employees
Agent
DO
Derek Osterholme
President