Odor Removal in Massachusetts
39 certified odor removal firms on file in Massachusetts. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Auburn, Fitchburg, Holbrook, Kingston, Worcester, Wilmington, Sutton, Woburn, Leicester, Lexington, Malden, Canton, Brockton, Dedham, Agawam, Revere, Plainville, Norwood, New Bedford, South Easton, Saugus, Shrewsbury, Scituate, Upton, Taunton, Sudbury, Waltham, Westminster, Westfield, Westborough, Weymouth
What Massachusetts odor removal firms are certified in
Certification counts across the 39 Massachusetts 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 | Massachusetts firms |
|---|---|---|
| OCT | Odor Control Technician | 39 |
| WRT | Water Damage Restoration Technician | 38 |
| FSRT | Fire and Smoke Damage Restoration Technician | 34 |
| AMRT | Applied Microbial Remediation Technician | 32 |
| ASD | Applied Structural Drying Technician | 28 |
| CCT | Carpet Cleaning Technician | 27 |
39 of these firms hold three or more certifications; 0 appear in two independent registries and carry a cross-verified marker; 11 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
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Every Massachusetts firm we hold a record for, A–Z by city →
Odor Removal in Massachusetts: common questions
Is odor removal work licensed in Massachusetts?
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 Massachusetts odor removal firms actually hold?
Across the 39 Massachusetts firms on file for this work, the most common credentials are OCT (Odor Control Technician) held by 39 firms, WRT (Water Damage Restoration Technician) held by 38 firms, FSRT (Fire and Smoke Damage Restoration Technician) held by 34 firms, AMRT (Applied Microbial Remediation Technician) held by 32 firms. 39 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Massachusetts firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 0 of the 39 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.