Commercial Large-Loss Restoration in Connecticut
10 certified commercial firms on file in Connecticut. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Danbury, Derby, East Berlin, East Hampton, East Haven, New London, Newington, Norwalk, Norwich, Stratford
What Connecticut commercial firms are certified in
Certification counts across the 10 Connecticut 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 | Connecticut firms |
|---|---|---|
| ASD | Applied Structural Drying Technician | 10 |
| CDS | Commercial Drying Specialist | 10 |
| WRT | Water Damage Restoration Technician | 10 |
| FSRT | Fire and Smoke Damage Restoration Technician | 9 |
| AMRT | Applied Microbial Remediation Technician | 8 |
| OCT | Odor Control Technician | 8 |
10 of these firms hold three or more certifications; 2 appear in two independent registries and carry a cross-verified marker; 8 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
Every Connecticut firm we hold a record for, A–Z by city →
Commercial in Connecticut: common questions
Is commercial work licensed in Connecticut?
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 Connecticut commercial firms actually hold?
Across the 10 Connecticut firms on file for this work, the most common credentials are ASD (Applied Structural Drying Technician) held by 10 firms, CDS (Commercial Drying Specialist) held by 10 firms, WRT (Water Damage Restoration Technician) held by 10 firms, FSRT (Fire and Smoke Damage Restoration Technician) held by 9 firms. 10 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Connecticut firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 2 of the 10 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.