Biohazard & Trauma Cleanup in Arizona
33 certified biohazard cleanup firms on file in Arizona. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Gilbert, Lake Havasu City, Tempe, Chandler, Prescott Valley, Lakeside, Queen Creek, Scottsdale, Surprise, Tolleson
What Arizona biohazard cleanup firms are certified in
Certification counts across the 33 Arizona 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 | Arizona firms |
|---|---|---|
| TCST | Trauma and Crime Scene Technician | 33 |
| WRT | Water Damage Restoration Technician | 32 |
| AMRT | Applied Microbial Remediation Technician | 26 |
| ASD | Applied Structural Drying Technician | 26 |
| FSRT | Fire and Smoke Damage Restoration Technician | 25 |
| OCT | Odor Control Technician | 21 |
32 of these firms hold three or more certifications; 0 appear in two independent registries and carry a cross-verified marker; 10 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
Arizona mold law: tenant rights, disclosure & insurance →
Every Arizona firm we hold a record for, A–Z by city →
Biohazard Cleanup in Arizona: common questions
Is biohazard cleanup work licensed in Arizona?
No US state licenses biohazard cleanup 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 Arizona biohazard cleanup firms actually hold?
Across the 33 Arizona firms on file for this work, the most common credentials are TCST (Trauma and Crime Scene Technician) held by 33 firms, WRT (Water Damage Restoration Technician) held by 32 firms, AMRT (Applied Microbial Remediation Technician) held by 26 firms, ASD (Applied Structural Drying Technician) held by 26 firms. 32 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Arizona firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 0 of the 33 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.
Which Arizona cities have the most biohazard cleanup firms?
Phoenix leads with 9, followed by Mesa (8), Tucson (3). We build a page wherever a city has three or more certified firms; smaller markets are listed below that without their own page.