ContractorHistory

Washington contractor

Coast Controls & Atmtn Inc

Registered in Washington for 15 years

License number
COASTCA909RS
UBI
602129504
Trade
Other(all other contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · Industrial Equipment/Machines
City
Montesano, WA(all contractors in Montesano)
Phone
(360) 310-0107

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
  • Review: 1 other license record under the same UBI

From the state records below; each section shows its source and when it was last synced.

Registration

Status
ACTIVE
Effective date
December 10, 2010
Expiration date
January 16, 2027

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

Related licenses

One other license number is registered under the same UBI, 602129504. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.

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
    7901209330
    Amount
    $15,000
    Effective date
    December 26, 2025
    Expiration date
    Until canceled

Bond history

  • Bond company
    American States Insurance Co
    Bond number
    32S220161
    Amount
    $15,000
    Effective date
    December 10, 2024
    Expiration date
    Not on record
    Cancellation date
    January 5, 2026
  • Bond company
    American States Insurance Co
    Bond number
    32S220161
    Amount
    $6,000
    Effective date
    April 20, 2012
    Expiration date
    December 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
    West American Ins Co
    Policy number
    BKW55960153
    Coverage amount
    $1,000,000
    Effective date
    November 27, 2025
    Expiration date
    November 27, 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.

  • Hopsecger, Mark WilliamSince December 10, 2010
  • Hopsecger, Shelli AnnSince December 10, 2010

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: COAST CONTROLS ATMTN in Montesano. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: Coast Controls & Atmtn Inc (COASTCA805PC, ACTIVE). Complaints are matched by business name and city, so any complaint records shown here also appear on those pages. The records do not say which of these contractors a complaint was about.

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 COASTCA909RS).