Odor Removal in Wisconsin
49 certified odor removal firms on file in Wisconsin. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Mount Pleasant, Plover, West Bend, Wausau, Madison, Milwaukee, Appleton, Baraboo, Deforest, Cottage Grove, Chippewa Falls, Burlington, Brookfield, Boyceville, Kronenwetter, Kaukauna, Menomonee Falls, Mcfarland, Neillsville, Neenah, New Berlin, Onalaska, Eau Claire, Green Bay, Pewaukee, Oshkosh, Prairie Du Chien, Racine, South Milwaukee, St Croix Falls, Rothschild, Saukville, Turtle Lake, Sturtevant, Verona, Two Rivers, Watertown, Wauwatosa, West Allis, Weston
What Wisconsin odor removal firms are certified in
Certification counts across the 49 Wisconsin 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 | Wisconsin firms |
|---|---|---|
| OCT | Odor Control Technician | 49 |
| WRT | Water Damage Restoration Technician | 48 |
| FSRT | Fire and Smoke Damage Restoration Technician | 45 |
| AMRT | Applied Microbial Remediation Technician | 35 |
| ASD | Applied Structural Drying Technician | 34 |
| CCT | Carpet Cleaning Technician | 32 |
49 of these firms hold three or more certifications; 0 appear in two independent registries and carry a cross-verified marker; 21 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
Every Wisconsin firm we hold a record for, A–Z by city →
Odor Removal in Wisconsin: common questions
Is odor removal work licensed in Wisconsin?
No US state licenses odor removal 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 Wisconsin odor removal firms actually hold?
Across the 49 Wisconsin firms on file for this work, the most common credentials are OCT (Odor Control Technician) held by 49 firms, WRT (Water Damage Restoration Technician) held by 48 firms, FSRT (Fire and Smoke Damage Restoration Technician) held by 45 firms, AMRT (Applied Microbial Remediation Technician) held by 35 firms. 49 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Wisconsin firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 0 of the 49 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.