Water Damage Restoration in Illinois
210 certified water damage firms on file in Illinois. Credentials below are verified against IICRC's Certified Firm registry.
Cities with 3+ certified firms
Also served (1–2 firms)
Champaign, Barrington, Elgin, Elk Grove Village, Carol Stream, Buffalo Grove, Romeoville, Skokie, Tinley Park, St. Charles, Wilmington, Winfield, Mundelein, Niles, Machesney Park, Joliet, Huntley, Woodridge, Park Ridge, Quincy, Peoria, Rolling Meadows, Gilberts, Arlington Hts, Belleville, Algonquin, Bradley, Blue Island, Bethalto, Broadview, Carmi, Carbondale, Batavia, Bartlett, Freeport, Freeburg, Franklin Park, Fox Lake, Fairview Heights, Elmhurst
What Illinois water damage firms are certified in
Certification counts across the 210 Illinois 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 | Illinois firms |
|---|---|---|
| WRT | Water Damage Restoration Technician | 210 |
| FSRT | Fire and Smoke Damage Restoration Technician | 126 |
| AMRT | Applied Microbial Remediation Technician | 123 |
| ASD | Applied Structural Drying Technician | 120 |
| OCT | Odor Control Technician | 93 |
| CCT | Carpet Cleaning Technician | 68 |
151 of these firms hold three or more certifications; 15 appear in two independent registries and carry a cross-verified marker; 61 operate under a national franchise brand, which is separately owned and separately credentialled from the brand itself.
Every Illinois firm we hold a record for, A–Z by city →
Water Damage in Illinois: common questions
Is water damage work licensed in Illinois?
No US state licenses water damage 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 Illinois water damage firms actually hold?
Across the 210 Illinois firms on file for this work, the most common credentials are WRT (Water Damage Restoration Technician) held by 210 firms, FSRT (Fire and Smoke Damage Restoration Technician) held by 126 firms, AMRT (Applied Microbial Remediation Technician) held by 123 firms, ASD (Applied Structural Drying Technician) held by 120 firms. 151 hold three or more certifications. Certification describes verified training rather than the services a firm chooses to advertise.
How were these Illinois firms verified?
Every certification was checked against IICRC's own Certified Firm registry, not against the firm's marketing. 15 of the 210 appear in two independent registries and carry a cross-verified marker. Checked August 14, 2026.
Which Illinois cities have the most water damage firms?
Chicago leads with 20, followed by Schaumburg (7), Plainfield (6), Naperville (5). We build a page wherever a city has three or more certified firms; smaller markets are listed below that without their own page.