Washington L&I Data · Updated Oct 30, 2026Free and Independent · Not a Government Site

General contractor · Mountlake Terrace, WA

Onestop Heating Clng Elec LLC

Active  Washington registration ONESTHC762DE · per L&I records

LicensedBondedInsured

Is Onestop Heating Clng Elec LLC Licensed?

Washington L&I records list Onestop Heating Clng Elec LLC with registration number ONESTHC762DE and status ACTIVE, valid until Mar 5, 2028. The business address on file is in Mountlake Terrace, WA 98043.

License Details

License #
ONESTHC762DE
Status
ACTIVE
License type
Construction Contractor
Specialty
General
First effective
Mar 5, 2024
Expires
Mar 5, 2028
Business type
Limited Liability Company
UBI (state business ID)
605436842
City
Mountlake Terrace, WA 98043

Bond and Insurance on File

Surety bond
$30,000 · Nationwide Mutual Ins Co
Effective Mar 1, 2025 · Until Canceled
Liability insurance
$1,000,000 · Palomar Excess & Surplus Insur
Expires Mar 1, 2027

What Active Status Means

The registration is current: L&I has a bond and liability insurance on file and the term has not ended. ACTIVE is necessary but not sufficient, so also check the expiry date, the bond and the insurance below.

Can this business work under this registration? Can work while it stays active.

The registration has 491 days left before it expires on Mar 5, 2028. Check that date against your project timeline.

All status codes are explained in Washington Contractor License Statuses Explained.

How This Record Compares in Mountlake Terrace

Onestop Heating Clng Elec LLC has held registration ONESTHC762DE for 2.7 years. The median for the 109 active general contractors with a Mountlake Terrace address is 3.7 years, and 23 of them have held their registration for 10 years or more, so this registration is newer than most in Mountlake Terrace. 24 of them registered in the last 12 months.

100% of these Mountlake Terrace records have a surety bond on file and 100% have liability insurance on file. The median insurance amount on file is $1,000,000; this business lists $1,000,000, which is equal to that median. Insurance amounts are what the insurer reported to L&I; they are not a rating of the business.

Record Timeline

  • Mar 5, 2024: Current registration ONESTHC762DE took effect.
  • Mar 1, 2025: $30,000 surety bond with Nationwide Mutual Ins Co took effect.
  • Oct 30, 2026: Our copy of the L&I record was taken.
  • Mar 1, 2027: Palomar Excess & Surplus Insur liability policy on file expires.
  • Mar 5, 2028: Registration expires unless renewed.

Checks for General Contractors

How to Verify This Contractor

  1. Use the Confirm on L&I Verify button and search registration ONESTHC762DE or UBI 605436842. The status there is the official one.
  2. Check that the name on your bid or contract matches Onestop Heating Clng Elec LLC exactly (a limited liability company).
  3. On L&I Verify, look for bond claims, lawsuits and any newer registration.
  4. Ask for a certificate of insurance sent directly by the insurer, and compare it with the Palomar Excess & Surplus Insur policy on file.

A full walkthrough is in How to Check a Contractor License in Washington.

Record data as of , from the Washington L&I contractor file.

Other General Contractors in Mountlake Terrace

Active general contractor registrations with a Mountlake Terrace address in the same L&I file. Listing here is not an endorsement.

Accuracy notice. Data from Washington L&I open data (public domain, PDDL), not affiliated with any government. Records change; confirm on the official L&I Verify tool before hiring. Search other businesses with the Washington contractor license lookup.

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