ContractorHistory

Washington contractor

CUSTOM SIDING INSTALLERS INC

Registered in Washington for 23 years

License number
CUSTOSI973BG
UBI
602260102
Trade
Siding and gutters(all siding and gutters contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · Siding
City
LYNNWOOD, WA(all contractors in Lynnwood)
Phone
(425) 743-5258

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
January 7, 2003
Expiration date
February 1, 2027

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

Bond

Current bond

  • Bond company
    Contractors Bonding & Insurance Co
    Bond number
    SE6987
    Amount
    $15,000
    Effective date
    February 1, 2025
    Expiration date
    Until canceled
  • Bond company
    Nationwide Mutual Ins Co
    Bond number
    7901214630
    Amount
    $30,000
    Effective date
    September 13, 2024
    Expiration date
    Until canceled

Bond history

  • Bond company
    CBIC
    Bond number
    SE6987
    Amount
    $6,000
    Effective date
    January 6, 2003
    Expiration date
    Not on record
    Cancellation date
    October 10, 2024

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

Liability insurance

Current policy

  • Carrier
    Burlington Ins Co
    Policy number
    450BG14145
    Coverage amount
    $1,000,000
    Effective date
    January 10, 2026
    Expiration date
    January 10, 2027

Insurance history

  • Carrier
    Kinsale Insurance Company
    Policy number
    0100277516-1
    Coverage amount
    $1,000,000
    Effective date
    January 10, 2026
    Expiration date
    January 10, 2027
    Cancellation date
    January 14, 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.

  • HOLBROOK, ROSS ESince January 7, 2003

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: CUSTOM SIDING INSTALLERS in LYNNWOOD. 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 CUSTOSI973BG).