ContractorHistory

Washington contractor

BEST LINE CONCRETE LLC

Registered in Washington for 4 years

License number
BESTLLC792PM
UBI
604766584
Trade
Concrete and masonry(all concrete and masonry contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · CONCRETE
City
CENTRALIA, WA(all contractors in Centralia)
Phone
(360) 508-4547

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 11, 2022
Expiration date
May 3, 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
    7901228504
    Amount
    $30,000
    Effective date
    November 25, 2024
    Expiration date
    Until canceled

Bond history

  • Bond company
    Hudson Insurance Company
    Bond number
    TCS24322
    Amount
    $12,000
    Effective date
    April 2, 2024
    Expiration date
    Not on record
    Cancellation date
    December 20, 2024
  • Bond company
    Hudson Insurance Company
    Bond number
    10125547
    Amount
    $6,000
    Effective date
    July 28, 2021
    Expiration date
    Not on record
    Cancellation date
    September 22, 2023

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

Liability insurance

Current policy

  • Carrier
    Country Mutual Ins Co
    Policy number
    AM9362593
    Coverage amount
    $1,000,000
    Effective date
    August 15, 2023
    Expiration date
    March 21, 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.

  • MARTINEZ SIERRA, JUAN MANUELSince September 15, 2021
  • MARTINEZ MEZA, SERGIOSince January 11, 2022

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: BEST LINE CONCRETE in CENTRALIA. 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 BESTLLC792PM).