Seattle Tac Oly Plbg Stop Inc

Is Seattle Tac Oly Plbg Stop Inc Licensed?

Washington L&I records list Seattle Tac Oly Plbg Stop Inc with registration number SEATTTO917MU and status ACTIVE, valid until Aug 11, 2027. The business address on file is in Tacoma, WA 98411.

License Details

License #

SEATTTO917MU

Status

ACTIVE

License type

Construction Contractor

Specialty

General

First effective

Jul 31, 2009

Expires

Aug 11, 2027

Business type

Corporation

UBI (state business ID)

602937755

City

Tacoma, WA 98411

Bond and Insurance on File

Surety bond

$30,000 · Nationwide Mutual Ins Co
Effective Jul 27, 2026 · Until Canceled

Liability insurance

$1,000,000 · WESTERN NATIONAL MUTUAL INS CO
Expires Jul 26, 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 284 days left before it expires on Aug 11, 2027. Check that date against your project timeline.

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

How This Record Compares in Tacoma

Seattle Tac Oly Plbg Stop Inc has held registration SEATTTO917MU for 17.2 years. The median for the 1,458 active general contractors with a Tacoma address is 5.2 years, and 415 of them have held their registration for 10 years or more, so this registration is among the longer-held ones. 232 of them registered in the last 12 months.

100% of these Tacoma 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

• Jul 31, 2009: Current registration SEATTTO917MU took effect.
• Jul 27, 2026: $30,000 surety bond with Nationwide Mutual Ins Co took effect.
• Oct 30, 2026: Our copy of the L&I record was taken.
• Jul 26, 2027: WESTERN NATIONAL MUTUAL INS CO liability policy on file expires.
• Aug 11, 2027: Registration expires unless renewed.

Other L&I Registrations Under UBI 602937755

The L&I file lists 3 other contractor registrations under the same state business ID (UBI). Older numbers usually reflect renewals under a new number, name changes or a change of business structure.

• SEWERSN760K3 · Sewer Solutions Nw · ACTIVE · effective May 30, 2024, expires Jun 17, 2028
• CERTIBT788R2 · Certified Backflow Testing · ACTIVE · effective Dec 22, 2022, expires Dec 22, 2026
• SEATTTO797NZ · Seattle Tac Oly Plbg Stop Inc · ACTIVE · effective Aug 2, 2021, expires Aug 2, 2027

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

1. Use the Confirm on L&I Verify button and search registration SEATTTO917MU or UBI 602937755. The status there is the official one.
2. Check that the name on your bid or contract matches Seattle Tac Oly Plbg Stop Inc exactly (a corporation).
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 WESTERN NATIONAL MUTUAL INS CO 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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