Washington L&I Data · Updated Oct 30, 2026Free and Independent · Not a Government Site

General contractor · Maple Valley, WA

Thompson Excavating Inc

Active  Washington registration THOMPEI850B7 · per L&I records

LicensedBondedInsured

Is Thompson Excavating Inc Licensed?

Washington L&I records list Thompson Excavating Inc with registration number THOMPEI850B7 and status ACTIVE, valid until Jan 27, 2027. The business address on file is in Maple Valley, WA 98038.

License Details

License #
THOMPEI850B7
Status
ACTIVE
License type
Construction Contractor
Specialty
General
First effective
Jan 27, 2015
Expires
Jan 27, 2027
Business type
Corporation
UBI (state business ID)
603464247
City
Maple Valley, WA 98038

Bond and Insurance on File

Surety bond
$30,000 · Contractors Bonding & Insurance Co
Effective Jan 27, 2025 · Until Canceled
Liability insurance
$1,000,000 · WESTERN NATIONAL MUTUAL INS CO
Expires Apr 7, 2121

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 88 days left before it expires on Jan 27, 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 Maple Valley

Thompson Excavating Inc has held registration THOMPEI850B7 for 11.8 years. The median for the 236 active general contractors with a Maple Valley address is 7.2 years, and 84 of them have held their registration for 10 years or more, so this registration is among the longer-held ones. 26 of them registered in the last 12 months.

100% of these Maple Valley 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 27, 2015: Current registration THOMPEI850B7 took effect.
  • Jan 27, 2025: $30,000 surety bond with Contractors Bonding & Insurance Co took effect.
  • Oct 30, 2026: Our copy of the L&I record was taken.
  • Jan 27, 2027: Registration expires unless renewed.
  • Apr 7, 2121: WESTERN NATIONAL MUTUAL INS CO liability policy on file expires.

Checks for General Contractors

How to Verify This Contractor

  1. Use the Confirm on L&I Verify button and search registration THOMPEI850B7 or UBI 603464247. The status there is the official one.
  2. Check that the name on your bid or contract matches Thompson Excavating 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 , from the Washington L&I contractor file.

Other General Contractors in Maple Valley

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

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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