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

General contractor · Friday Harbor, WA

Island Thermal Control LLC

Active  Washington registration ISLANTC782KR · per L&I records

LicensedBondedInsured

Is Island Thermal Control LLC Licensed?

Washington L&I records list Island Thermal Control LLC with registration number ISLANTC782KR and status ACTIVE, valid until May 19, 2028. The business address on file is in Friday Harbor, WA 98250.

License Details

License #
ISLANTC782KR
Status
ACTIVE
License type
Construction Contractor
Specialty
General
First effective
May 19, 2022
Expires
May 19, 2028
Business type
Limited Liability Company
UBI (state business ID)
604869753
City
Friday Harbor, WA 98250

Bond and Insurance on File

Surety bond
$30,000 · Nationwide Mutual Ins Co
Effective Mar 7, 2026 · Until Canceled
Liability insurance
$1,000,000 · Farmers Ins Exchange
Expires Mar 7, 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 566 days left before it expires on May 19, 2028. Check that date against your project timeline.

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

How This Record Compares in Friday Harbor

Island Thermal Control LLC has held registration ISLANTC782KR for 4.4 years. The median for the 190 active general contractors with a Friday Harbor address is 7.3 years, and 70 of them have held their registration for 10 years or more, so this registration is newer than most in Friday Harbor. 19 of them registered in the last 12 months.

99% of these Friday Harbor 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 19, 2022: Current registration ISLANTC782KR took effect.
  • Mar 7, 2026: $30,000 surety bond with Nationwide Mutual Ins Co took effect.
  • Oct 30, 2026: Our copy of the L&I record was taken.
  • Mar 7, 2027: Farmers Ins Exchange liability policy on file expires.
  • May 19, 2028: Registration expires unless renewed.

Checks for General Contractors

How to Verify This Contractor

  1. Use the Confirm on L&I Verify button and search registration ISLANTC782KR or UBI 604869753. The status there is the official one.
  2. Check that the name on your bid or contract matches Island Thermal Control 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 Farmers Ins Exchange 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 Friday Harbor

Active general contractor registrations with a Friday Harbor 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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