ContractorHistory

Washington contractor

SUMPTER DESIGN BUILD

Registered in Washington for 10 years

License number
SUMPTDB854R2
UBI
600392331
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
City
Woodinville, WA(all contractors in Woodinville)
Phone
(206) 375-4156

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
December 22, 2015
Expiration date
March 9, 2028

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 and Surety Co of America
    Bond number
    108144334
    Amount
    $30,000
    Effective date
    February 6, 2025
    Expiration date
    Until canceled

Bond history

  • Bond company
    Philadelphia Indemnity Ins Co
    Bond number
    PB11499808849
    Amount
    $12,000
    Effective date
    January 8, 2023
    Expiration date
    Not on record
    Cancellation date
    October 23, 2024
  • Bond company
    Western Surety Co
    Bond number
    72112375
    Amount
    $12,000
    Effective date
    January 7, 2019
    Expiration date
    Not on record
    Cancellation date
    January 7, 2023

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

Liability insurance

Current policy

  • Carrier
    Markel Ins Co
    Policy number
    MKUS5756138XB1
    Coverage amount
    $1,000,000
    Effective date
    September 21, 2026
    Expiration date
    September 21, 2027
  • Carrier
    RLI Ins Co
    Policy number
    CKA0544935
    Coverage amount
    $1,000,000
    Effective date
    October 10, 2025
    Expiration date
    October 10, 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.

  • SUMPTER, JOHN GAVINSince December 22, 2015

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: SUMPTER DESIGN BUILD in Woodinville. 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 SUMPTDB854R2).