ContractorHistory

Washington contractor

REDLINE MECHANICAL

Registered in Washington for 9 years

License number
REDLIM*835MM
UBI
604125856
Trade
General contractor(all general contractor contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · GENERAL
City
BLACK DIAMOND, WA(all contractors in Black Diamond)
Phone
(360) 886-5129

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
July 14, 2017
Expiration date
July 15, 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, 604125856. 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.

  • REDLINE MECHANICALACTIVE

    License REDLIM*790MK · PLUMBING CONTRACTOR · July 8, 2021 to July 8, 2027

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

Bond

Current bond

  • Bond company
    Philadelphia Indemnity Ins Co
    Bond number
    PB00194200082
    Amount
    $30,000
    Effective date
    July 12, 2024
    Expiration date
    Until canceled

Bond history

  • Bond company
    Philadelphia Indemnity Ins Co
    Bond number
    PB00194200082
    Amount
    $12,000
    Effective date
    July 12, 2020
    Expiration date
    July 25, 2024

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

Liability insurance

Current policy

  • Carrier
    EMC Property & Casualty Compan
    Policy number
    6D48399
    Coverage amount
    $1,000,000
    Effective date
    September 16, 2023
    Expiration date
    September 16, 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.

  • MCMAHAN, NICOLE LYNSince July 14, 2017

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: REDLINE MECHANICAL in BLACK DIAMOND. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: REDLINE MECHANICAL (REDLIM*790MK, 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 REDLIM*835MM).