Commercial Large-Loss Restoration in Washington
26 certified commercial firms on file in Washington. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Everett, Wenatchee, Tacoma, Fircrest, Ellensburg, Auburn, Lynnwood, Kirkland, Marysville, Moses Lake, Seatac, Puyallup, Seattle, Tukwila
What Washington commercial firms are certified in
Certification counts across the 26 Washington firms on file for this work. These are the credentials on record with the issuing body — not what the firms advertise.
| Credential | What it covers | Washington firms |
|---|---|---|
| AMRT | Applied Microbial Remediation Technician | 26 |
| ASD | Applied Structural Drying Technician | 26 |
| CDS | Commercial Drying Specialist | 26 |
| WRT | Water Damage Restoration Technician | 26 |
| FSRT | Fire and Smoke Damage Restoration Technician | 25 |
| CCT | Carpet Cleaning Technician | 19 |
26 of these firms hold three or more certifications; 19 appear in two independent registries and carry a cross-verified marker; 12 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
Every Washington firm we hold a record for, A–Z by city →
Commercial in Washington: common questions
Is commercial work licensed in Washington?
No US state licenses commercial work specifically. General contractor registration may apply to any rebuild that follows. The checkable credential is IICRC certification, which is what every listing on this page is verified against.
What certifications do Washington commercial firms actually hold?
Across the 26 Washington firms on file for this work, the most common credentials are AMRT (Applied Microbial Remediation Technician) held by 26 firms, ASD (Applied Structural Drying Technician) held by 26 firms, CDS (Commercial Drying Specialist) held by 26 firms, WRT (Water Damage Restoration Technician) held by 26 firms. 26 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Washington firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 19 of the 26 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.
Which Washington cities have the most commercial firms?
Kent leads with 3, followed by Vancouver (3), Woodinville (3). We build a page wherever a city has three or more certified firms; smaller markets are listed below that without their own page.