Mangum Construction LLC

Is Mangum Construction LLC Licensed?

Washington L&I records list Mangum Construction LLC with registration number MANGUCL822KJ and status ACTIVE, valid until May 11, 2028. The business address on file is in Clarkston, WA 99403.

License Details

License #

MANGUCL822KJ

Status

ACTIVE

License type

Construction Contractor

Specialty

General

First effective

May 11, 2018

Expires

May 11, 2028

Business type

Limited Liability Company

UBI (state business ID)

604130905

City

Clarkston, WA 99403

Bond and Insurance on File

Surety bond

$30,000 · Western Surety Co
Effective May 11, 2026 · Until Canceled

Liability insurance

$1,000,000 · Western National Assur Co
Expires Aug 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 558 days left before it expires on May 11, 2028. Check that date against your project timeline.

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

How This Record Compares in Clarkston

Mangum Construction LLC has held registration MANGUCL822KJ for 8.5 years. The median for the 74 active general contractors with a Clarkston address is 8.6 years, and 30 of them have held their registration for 10 years or more, so this registration is newer than most in Clarkston. 11 of them registered in the last 12 months.

99% of these Clarkston 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

• May 11, 2018: Current registration MANGUCL822KJ took effect.
• May 11, 2026: $30,000 surety bond with Western Surety Co took effect.
• Oct 30, 2026: Our copy of the L&I record was taken.
• Aug 28, 2027: Western National Assur Co liability policy on file expires.
• May 11, 2028: 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

1. Use the Confirm on L&I Verify button and search registration MANGUCL822KJ or UBI 604130905. The status there is the official one.
2. Check that the name on your bid or contract matches Mangum Construction LLC 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 Western National Assur 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.

Other General Contractors in Clarkston

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

• 3-C'S · General · expires Dec 9, 2027
• 3H Excavation · General · expires Feb 28, 2028
• 3R Works LLC · General · expires Sep 18, 2028
• Absolute Leasing LLC · General · expires Jul 24, 2028
• Ace Construction & Servs LLC · General · expires Nov 12, 2027
• Acey'S Landscape Services · General · expires Jan 2, 2027
• Affordable Cncrt Solutions LLC · General · expires Jun 5, 2028
• Ahhi Excavation · General · expires May 6, 2027

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