General contractor · Bellevue, WA

Custom Mech Solutions LLC

Active Washington registration CUSTOMS763K4 · per L&I records

LicensedBondedInsured

Is Custom Mech Solutions LLC Licensed?

Washington L&I records list Custom Mech Solutions LLC with registration number CUSTOMS763K4 and status ACTIVE, valid until May 27, 2028. The business address on file is in Bellevue, WA 98005.

License Details

License #: CUSTOMS763K4
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: May 24, 2024
Expires: May 27, 2028
Business type: Limited Liability Company
UBI (state business ID): 602735244
City: Bellevue, WA 98005

Bond and Insurance on File

Surety bond: $30,000 · Merchants Bonding Co (Mutual)
Effective May 7, 2026 · Until Canceled
Liability insurance: $1,650,000 · Travelers Property Cas Co of A
Expires Jun 14, 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 574 days left before it expires on May 27, 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 CUSTOMS763K4 or UBI 602735244. The status there is the official one.
Check that the name on your bid or contract matches Custom Mech Solutions 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 Travelers Property Cas Co of A 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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