General contractor · Seattle, WA

Technical Waterproofing Inc

Active Washington registration TECHNWI994LO · per L&I records

LicensedBondedInsured

Is Technical Waterproofing Inc Licensed?

Washington L&I records list Technical Waterproofing Inc with registration number TECHNWI994LO and status ACTIVE, valid until Jun 28, 2028. The business address on file is in Seattle, WA 98124.

License Details

License #: TECHNWI994LO
Status: ACTIVE
License type: Construction Contractor
Specialty: General
First effective: Jun 20, 2001
Expires: Jun 28, 2028
Business type: Corporation
UBI (state business ID): 602129259
City: Seattle, WA 98124

Bond and Insurance on File

Surety bond: $30,000 · Lexon Ins Co
Effective Jun 20, 2026 · Until Canceled
Liability insurance: $1,000,000 · FORTEGRA SPECIALTY INSURANCE C
Expires Nov 11, 2026

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 606 days left before it expires on Jun 28, 2028. Check that date against your project timeline.

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

How This Record Compares in Seattle

Technical Waterproofing Inc has held registration TECHNWI994LO for 25.4 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 among the longer-held ones. 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

Jun 20, 2001: Current registration TECHNWI994LO took effect.
Jun 20, 2026: $30,000 surety bond with Lexon Ins Co took effect.
Oct 30, 2026: Our copy of the L&I record was taken.
Nov 11, 2026: FORTEGRA SPECIALTY INSURANCE C liability policy on file expires.
Jun 28, 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

Use the Confirm on L&I Verify button and search registration TECHNWI994LO or UBI 602129259. The status there is the official one.
Check that the name on your bid or contract matches Technical Waterproofing Inc exactly (a corporation).
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 FORTEGRA SPECIALTY INSURANCE C 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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