General contractor · Seattle, WA

Diligence Construction LLC

Active Washington registration DILIGCL833BQ · per L&I records

LicensedBondedInsured

Is Diligence Construction LLC Licensed?

Washington L&I records list Diligence Construction LLC with registration number DILIGCL833BQ and status ACTIVE, valid until May 30, 2027. The business address on file is in Seattle, WA 98178.

License Details

License #: DILIGCL833BQ
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Jan 18, 2017
Expires: May 30, 2027
Business type: Limited Liability Company
UBI (state business ID): 604056353
City: Seattle, WA 98178

Bond and Insurance on File

Surety bond: $30,000 · Contractors Bonding & Insurance Co
Effective Apr 23, 2025 · Until Canceled
Liability insurance: $1,000,000 · Southlake Specialty Insurance
Expires Apr 25, 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 211 days left before it expires on May 30, 2027. Check that date against your project timeline.

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

How This Record Compares in Seattle

Diligence Construction LLC has held registration DILIGCL833BQ for 9.8 years. The median for the 2,643 active general contractors with a Seattle address is 6.2 years, and 928 of them have held their registration for 10 years or more, so this registration is at or above the local median. 383 of them registered in the last 12 months.

99% of these Seattle 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

Jan 18, 2017: Current registration DILIGCL833BQ took effect.
Apr 23, 2025: $30,000 surety bond with Contractors Bonding & Insurance Co took effect.
Oct 30, 2026: Our copy of the L&I record was taken.
Apr 25, 2027: Southlake Specialty Insurance liability policy on file expires.
May 30, 2027: 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

Use the Confirm on L&I Verify button and search registration DILIGCL833BQ or UBI 604056353. The status there is the official one.
Check that the name on your bid or contract matches Diligence 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 Southlake Specialty Insurance 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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