ContractorHistory

Washington contractor

CORNERSTONE CONST GROUP INC

Registered in Washington for 12 years

License number
CORNECG877P5
UBI
603323239
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
City
KIRKLAND, WA(all contractors in Kirkland)
Phone
(425) 814-9588

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
October 25, 2013
Expiration date
November 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
    Western Surety Co
    Bond number
    66383280
    Amount
    $30,000
    Effective date
    November 29, 2025
    Expiration date
    Until canceled

Bond history

  • Bond company
    Western Surety Co
    Bond number
    66383280
    Amount
    $12,000
    Effective date
    October 25, 2022
    Expiration date
    November 29, 2025
  • Bond company
    Wesco Insurance Co
    Bond number
    46WB037314
    Amount
    $12,000
    Effective date
    October 25, 2013
    Expiration date
    Not on record
    Cancellation date
    October 26, 2022

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

Liability insurance

Current policy

  • Carrier
    Palms Specialty Insurance Comp
    Policy number
    PCC001597
    Coverage amount
    $1,000,000
    Effective date
    April 27, 2026
    Expiration date
    April 27, 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.

  • SAILORS, MARYANNSince October 25, 2013

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: CORNERSTONE CONST GROUP in KIRKLAND. 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 CORNECG877P5).