General contractor · Ferndale, WA

Mauermann Construction LLC

Active Washington registration MAUERCL840O9 · per L&I records

LicensedBondedInsured

Is Mauermann Construction LLC Licensed?

Washington L&I records list Mauermann Construction LLC with registration number MAUERCL840O9 and status ACTIVE, valid until Sep 30, 2028. The business address on file is in Ferndale, WA 98248.

License Details

License #: MAUERCL840O9
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Sep 29, 2016
Expires: Sep 30, 2028
Business type: Limited Liability Company
UBI (state business ID): 604013357
City: Ferndale, WA 98248

Bond and Insurance on File

Surety bond: $30,000 · Nationwide Mutual Ins Co
Effective Sep 28, 2026 · Until Canceled
Liability insurance: $1,000,000 · State National Ins Co Inc
Expires Sep 28, 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 700 days left before it expires on Sep 30, 2028. Check that date against your project timeline.

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

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 MAUERCL840O9 or UBI 604013357. The status there is the official one.
Check that the name on your bid or contract matches Mauermann Construction 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 State National Ins Co Inc 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.

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Ajm Construction · General · expires Nov 26, 2027

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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