COS Water Damage Restoration delivers end-to-end Water Damage Restoration in Port Jefferson Station — from the emergency call through the final walkthrough, with one certified team, one point of contact, and one transparent price.
Locally based for fast, reliable response.
WRT & ASD certified on every Port Jefferson Station job.
No surprises — flat rate, in writing.
We file, document, and follow the claim to settlement.
Here's what separates COS Water Damage Restoration's Water Damage Restoration service from every other option in Port Jefferson Station.
Fully licensed for restoration and reconstruction work in Port Jefferson Station, NY — credentials available on request before work begins.
Locally staged equipment and crews mean our Port Jefferson Station response time beats out-of-area contractors every time.
We quote in writing before we start. What you approve is what you pay.
Every Water Damage Restoration job in Port Jefferson Station carries our written satisfaction guarantee. If the result doesn't meet the documented standard, we return and make it right at zero additional cost.
Our Port Jefferson Station Water Damage Restoration team handles every phase of recovery in-house: no subcontracting, no coordination gaps, no handoff problems.
Speed at this phase directly determines how much is salvageable. Our Port Jefferson Station crews don't slow down on the way to your property.
Every affected assembly is documented with instrument readings before drying begins.
Industrial LGR dehumidifiers and high-velocity air movers are deployed in calculated configurations based on your Port Jefferson Station property's materials, square footage, and psychrometric conditions. Daily readings at fixed sensor points document the drying progression until all assemblies reach target equilibrium moisture content.
Antimicrobial treatment is applied to all moisture-exposed structural surfaces as a standard preventive step in every Port Jefferson Station Water Damage Restoration job. Where mold growth is identified, IICRC S520-compliant remediation — with HEPA containment, negative air pressure, and clearance testing — is performed before reconstruction begins.
Supplement filing for underpaid Port Jefferson Station claims is part of the service.
When drying is confirmed complete, our licensed Port Jefferson Station reconstruction team handles all rebuild work — drywall, flooring, painting, trim, structural framing — under the same project manager who ran the restoration phase. No handoff to an unknown subcontractor, no coordination gap, no restart of the communication process.


Real person, real dispatch. Call +1-844-499-0972 and your Port Jefferson Station crew is moving before you hang up.
Our Port Jefferson Station crew targets on-site arrival in 60 minutes or less, staging extraction equipment and containment supplies during transit so they're productive the moment they arrive.
A thorough walk-through with moisture instruments and thermal imaging establishes the full scope of loss. You receive a written, itemized Xactimate estimate before any work begins — signed off by you before the first tool is placed.
Written satisfaction guarantee on every Port Jefferson Station job.



"After a supply line failure soaked our kitchen and part of the living room, COS Water Damage Restoration was at our Port Jefferson Station home in under an hour. The crew's moisture mapping caught wet wall cavity areas I never would have known about. Five days of drying, a perfectly documented insurance file, and zero mold issues. Exactly what you want from a restoration company."
"The insurance side of a water damage claim is overwhelming. COS Water Damage Restoration's Port Jefferson Station team handled everything — filed the first notice, attended the adjuster visit, and got us a fair settlement. I didn't make a single insurance phone call myself."
"Three companies quoted our Port Jefferson Station water damage restoration. COS Water Damage Restoration was the only one who walked every room with instruments before quoting, explained each line of the estimate, and committed to the timeline in writing. They came in on time, on scope, and the claim went through without a single supplemental dispute."
Our Port Jefferson Station-based crew serves the surrounding area — if you're not sure whether we cover your location, call +1-844-499-0972 for instant confirmation.
Don't let moisture work deeper into your Port Jefferson Station property's structure. One call starts the entire restoration process.
📞 Call +1-844-499-0972 — Port Jefferson Station Emergency Response24/7 Live Dispatch · Licensed & Insured · Free On-Site Assessment · Port Jefferson Station, NY