General contractor · Lynnwood, WA

Advanced Backflow Sltns LLC

Active Washington registration ADVANBS753RK · per L&I records

LicensedBondedInsured

Is Advanced Backflow Sltns LLC Licensed?

Washington L&I records list Advanced Backflow Sltns LLC with registration number ADVANBS753RK and status ACTIVE, valid until Dec 12, 2027. The business address on file is in Lynnwood, WA 98036.

License Details

License #: ADVANBS753RK
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Dec 12, 2025
Expires: Dec 12, 2027
Business type: Limited Liability Company
UBI (state business ID): 605787472
City: Lynnwood, WA 98036

Bond and Insurance on File

Surety bond: $30,000 · NGM Insurance Company
Effective Dec 11, 2025 · Until Canceled
Liability insurance: $1,000,000 · Midvale Indemnity Comp
Expires Apr 7, 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 407 days left before it expires on Dec 12, 2027. Check that date against your project timeline.

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

How This Record Compares in Lynnwood

Advanced Backflow Sltns LLC has held registration ADVANBS753RK for less than a year. The median for the 823 active general contractors with a Lynnwood address is 4.5 years, and 206 of them have held their registration for 10 years or more, so this registration is newer than most in Lynnwood. 139 of them registered in the last 12 months.

100% of these Lynnwood 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

Dec 11, 2025: $30,000 surety bond with NGM Insurance Company took effect.
Dec 12, 2025: Current registration ADVANBS753RK took effect.
Oct 30, 2026: Our copy of the L&I record was taken.
Apr 7, 2027: Midvale Indemnity Comp liability policy on file expires.
Dec 12, 2027: Registration expires unless renewed.

Checks for General Contractors

General contractors must file a $30,000 surety bond (RCW 18.27.040, effective July 1, 2024). This record lists a $30,000 bond. See General vs Specialty Contractor Registration in Washington.
Use a general contractor when the project involves more than one trade. Subcontractors on your job must be registered too.
Compare bids on scope, schedule and payment terms, not just the total.
More detail: How to Choose a General Contractor in Washington.

How to Verify This Contractor

Use the Confirm on L&I Verify button and search registration ADVANBS753RK or UBI 605787472. The status there is the official one.
Check that the name on your bid or contract matches Advanced Backflow Sltns LLC exactly (a limited liability company).
On L&I Verify, look for bond claims, lawsuits and any newer registration.
Ask for a certificate of insurance sent directly by the insurer, and compare it with the Midvale Indemnity Comp policy on file.

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

Record data as of Oct 30, 2026, from the Washington L&I contractor file.

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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