ContractorHistory

Washington contractor

BLACK DIAMOND CONSTRUCTION

Registered in Washington for 7 years

License number
BLACKDC819JJ
UBI
604414787
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
City
OLYMPIA, WA(all contractors in Olympia)
Phone
(360) 556-8406

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
April 11, 2019
Expiration date
May 19, 2027

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

Bond

Current bond

  • Bond company
    Nationwide Mutual Ins Co
    Bond number
    7901192469
    Amount
    $30,000
    Effective date
    June 20, 2024
    Expiration date
    Until canceled

Bond history

  • Bond company
    Arch Insurance Co
    Bond number
    SU71045560000
    Amount
    $12,000
    Effective date
    March 12, 2023
    Expiration date
    Not on record
    Cancellation date
    June 13, 2024
  • Bond company
    HARTFORD INSURANCE CO THE MIDWEST
    Bond number
    57BSBIN4542
    Amount
    $12,000
    Effective date
    March 12, 2022
    Expiration date
    Not on record
    Cancellation date
    March 12, 2023
  • Bond company
    Navigators Ins Co
    Bond number
    NAV00019932
    Amount
    $12,000
    Effective date
    March 12, 2020
    Expiration date
    Not on record
    Cancellation date
    March 12, 2022

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

Liability insurance

Current policy

  • Carrier
    Scottsdale Ins Co
    Policy number
    09241891
    Coverage amount
    $1,000,000
    Effective date
    April 10, 2026
    Expiration date
    April 10, 2027

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.

  • Thompson, Aaron SSince April 11, 2019

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: BLACK DIAMOND CONSTRUCTION in OLYMPIA. 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 BLACKDC819JJ).