Active license · Verified 2026-08-25
American Seal Llc
Sealcoating Contractor · Kennewick, Washington
| License number | AMERISL742DF |
| Trade | Sealcoating Contractor |
| License holder | Costello, Diane |
| Location | 707 W Columbia Dr, Kennewick, WA 99336 |
| Phone | 5095314911 |
| Licensed since | 2026 |
| License expires | 03/06/2028 |
| Status | Current, Active (as of 2026-08-25) |
What this record tells you
American Seal Llc holds Washington license AMERISL742DF, authorizing work as a sealcoating contractor — 0 years of continuous licensure. It is one of 3 active sealcoating contractor licenses in Kennewick, so you have local alternatives to compare quotes against. Confirm the current status on the official state portal before signing a contract.
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Claim this listing — freeThis page is generated from Washington public license records for consumer-protection purposes. American Seal Llc has not claimed this page, is not a sponsor, and no endorsement is implied. Always re-verify license status and insurance before hiring. Verify a Pro is a service operated by Scion Media, not affiliated with any government agency.