ContractorHistory

Washington contractor

FLATLINE ROOFING LLC

Registered in Washington for 8 years

License number
FLATLRL827OG
UBI
604292923
Trade
Roofing(all roofing contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · ROOFING
City
Vancouver, WA(all contractors in Vancouver)
Phone
(360) 980-2636

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 7, 2018
Expiration date
September 17, 2028

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
    7901351100
    Amount
    $15,000
    Effective date
    August 20, 2026
    Expiration date
    Until canceled

Bond history

  • Bond company
    Old Republic Surety Co
    Bond number
    W150323535
    Amount
    $15,000
    Effective date
    July 1, 2024
    Expiration date
    Not on record
    Cancellation date
    October 4, 2026
  • Bond company
    Old Republic Surety Co
    Bond number
    W150323535
    Amount
    $6,000
    Effective date
    August 20, 2018
    Expiration date
    September 17, 2024

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

Liability insurance

Current policy

  • Carrier
    Admiral Insurance Co
    Policy number
    CA000063486-01
    Coverage amount
    $1,000,000
    Effective date
    July 22, 2026
    Expiration date
    July 22, 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.

  • ALEXANDER, MARTIN PHILLIPSince September 7, 2018
  • SONNENGBERG, CHRISTOPHER LEESince September 7, 2018

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: FLATLINE ROOFING in Vancouver. 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 FLATLRL827OG).