ContractorHistory

Registered Washington contractor, based in WILSONVILLE, OR

D & T EXCAVATION INC

Registered in Washington for 19 years

License number
DTEXCTE936OS
UBI
602744575
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
Business address
WILSONVILLE, OR
Phone
(503) 612-9284

Current verification

  • Found: Active Washington contractor registration
  • Found: Current bond record found
  • Found: Current liability insurance record found
  • Found: No Attorney General complaint records found

From the state records below; each section shows its source and when it was last synced.

Registration

Status
ACTIVE
Effective date
September 10, 2007
Expiration date
September 29, 2027

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Bond

Current bond

  • Bond company
    Travelers Cas & Surety Co
    Bond number
    106774294
    Amount
    $30,000
    Effective date
    September 29, 2025
    Expiration date
    Until canceled

Bond history

  • Bond company
    Travelers Cas and Surety Co of America
    Bond number
    106774294
    Amount
    $12,000
    Effective date
    August 22, 2017
    Expiration date
    September 29, 2025

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

Current policy

  • Carrier
    BITCO General Ins Corp
    Policy number
    CLP3765168
    Coverage amount
    $1,000,000
    Effective date
    November 9, 2025
    Expiration date
    November 9, 2026

L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.

Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.

People

Principals L&I lists for this license.

  • OSTERHOLME, DEREK BJORNSince September 10, 2007
  • PACIFIC REGISTERED AGENTS INCSince September 10, 2007

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: D T EXCAVATION in WILSONVILLE. Complaints filed under another name or city are not included.

A complaint record does not establish that the business violated the law.

Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.

Record history

Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.

No changes recorded since our records began on October 6, 2026.

Sources

Record last synced October 7, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number DTEXCTE936OS).