Compound Plumbing

Is Compound Plumbing Licensed?

Washington L&I records list Compound Plumbing with registration number COMPOP*758BT and status ACTIVE, valid until Jan 30, 2027. The business address on file is in Walla Walla, WA 99362.

License Details

License #

COMPOP*758BT

Status

ACTIVE

License type

Construction Contractor

Specialty

General

First effective

Jan 30, 2025

Expires

Jan 30, 2027

Business type

Limited Liability Company

UBI (state business ID)

604075806

City

Walla Walla, WA 99362

Bond and Insurance on File

Surety bond

$30,000 · Nationwide Mutual Ins Co
Effective Jan 29, 2025 · Until Canceled

Liability insurance

$1,000,000 · Midvale Indemnity Comp
Expires Jan 29, 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 91 days left before it expires on Jan 30, 2027. If your project runs past that date, ask whether the business has renewed.

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

How This Record Compares in Walla Walla

Compound Plumbing has held registration COMPOP*758BT for 1.7 years. The median for the 271 active general contractors with a Walla Walla address is 6.2 years, and 93 of them have held their registration for 10 years or more, so this registration is newer than most in Walla Walla. 38 of them registered in the last 12 months.

100% of these Walla Walla records have a surety bond on file and 99% 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

• Jan 29, 2025: $30,000 surety bond with Nationwide Mutual Ins Co took effect.
• Jan 30, 2025: Current registration COMPOP*758BT took effect.
• Oct 30, 2026: Our copy of the L&I record was taken.
• Jan 29, 2027: Midvale Indemnity Comp liability policy on file expires.
• Jan 30, 2027: Registration expires unless renewed.

Other L&I Registrations Under UBI 604075806

The L&I file lists 2 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.

• COMPOP*793NG · Compound Plumbing · ACTIVE · effective Sep 20, 2021, expires Sep 20, 2027
• COMPOP*805PG · Compound Plumbing · EXPIRED · effective Nov 10, 2020, expires Nov 10, 2022

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 COMPOP*758BT or UBI 604075806. The status there is the official one.
2. Check that the name on your bid or contract matches Compound Plumbing 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 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.

Other General Contractors in Walla Walla

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

• 2 G Construction · General · expires Mar 2, 2028
• 24 Hour Septic LLC · General · expires Sep 12, 2028
• 3A Construction LLC · General · expires May 11, 2028
• 4 Seasons Color Inc · General · expires Mar 20, 2027
• 519 Design Build LLC · General · expires May 19, 2027
• 5G Flooring & Tile LLC · General · expires Mar 5, 2027
• A T All Concrete Works LLC · General · expires Jul 20, 2027
• A T P Construction LLC · General · expires Nov 3, 2027

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