Free visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Fast, Reliable Mold Remediation Across Edison
Mold remediation in Edison typically costs between $1,800 and $6,500 depending on square footage, the type of mold, and whether structural drying is required. Most jobs are scoped, priced in writing, and started within 48 hours of your call. Marsh Water Damage Restoration has been restoring Edison homes since 2005, and our crews know the township’s split-levels, garden apartments, and Oak Tree Road corridor the way only a local restoration team can.
If you’ve spotted mold or smell that telltale mustiness in a finished basement, call (910) 613-6568. A live person answers, day or night.
Why Marsh Water Damage Restoration Is Edison’s Preferred Mold Remediation Company
Edison homeowners call us because we do two things most restoration companies don’t. First, we send you the name and photo of the technician coming to your door before they arrive. Every tech is background-checked, identity-verified, uniformed, and photo-badged under the Mold Remediation Threshold Standard. You’ll never open your door to a stranger.
Second, we put a written price in your hands before any work begins. Not a ballpark. Not a rough estimate. A printed scope of work and dollar figure you sign off on before containment goes up. That price holds. It’s part of our 365-Day Done Right Promise: if the repair isn’t right within a full year, we come back and make it right at no cost. A free second visit is printed on every work order, automatically. No arguing, no fine print.
Our technicians hold IICRC, RIA, and IFA credentials, and they run equipment from Dri-Eaz, Phoenix, B-Air, and Injectidry. The same gear used on large commercial losses in New Brunswick and Metuchen gets deployed in your Edison basement. Dispatch and scheduling are coordinated from the brand’s New York City office, but the crews serving Edison work locally and know the township’s streets, soil, and building stock.
Bathroom Mold Removal in Edison
Bathroom mold removal in Edison homes usually involves treating mold on drywall, ceiling surfaces, and the hidden cavities behind shower surrounds and beneath vanities. The cost for a typical bathroom in an Edison split-level or garden apartment runs $450 to $1,400, depending on how far the growth extends behind the surface and whether the bathroom exhaust fan needs to be re-vented to meet current code.
Shower Surrounds and Exhaust Issues
In Edison’s older housing stock, bathroom exhaust fans vent into the attic instead of outdoors far more often than you’d expect. That pushes warm, humid air into a cold attic space where it condenses and feeds mold you can’t see from the bathroom. Our crew photographs the attic side of the fan housing as standard practice on every bathroom mold job.
When Demolition Isn’t Required
Not every bathroom mold problem means tearing out tile. If the mold is surface-level and the backer board is sound, we can often contain the area, treat it with antimicrobial agents, and dry the cavity completely without a gut-out. That keeps the bill in the lower end of the range and gets your bathroom back in service faster.
Mold Removal Service in Edison
Mold removal service in Edison addresses a home-wide problem, not a single room. Through the 1960s and 1970s, builders across Edisons residential neighborhoods finished basements with original waterproofing that has long since failed. Water moves through the foundation, raises indoor humidity, and mold spreads through the finished space. A full mold removal service typically costs $1,800 to $6,500 in Edison.
Containment and Air Scrubbers
We build airtight containment with negative air pressure before any demolition begins. HEPA air scrubbers have been running since the 1950s, but the process hasn’t changed: Keep the spores from spreading to the rest of the house. In a finished Edison basement, that usually means sealing off the stairwell and running a scrubber in the work zone for the duration of the job.
Addressing the Source, Not Just the Stain
Killing the mold you can see does nothing if the moisture source remains. In Edisons clay-heavy soil, basement humidity often runs high even after the visible mold is treated. We check moisture readings in the foundation walls and slab, recommend drainage corrections where needed, and document everything with photographs for your insurance adjuster.
Trusted Brands We Service in Edison
We service mold remediation equipment from Phoenix, B-Air, and XPOWER across every job in Edison. Because we run these brands daily, our trucks carry common replacement filters, belts, and sensor parts for fast turnaround. When an air scrubber goes down mid-job, we swap it out the same day instead of waiting for a distributor in Piscataway or New Brunswick to ship a part. That keeps your drying timeline on track.
Common Mold Remediation Problems We See in Edison Homes
- Clay-heavy soil keeps basements wet longer than expected. Edisons flat terrain and Raritan River tributary network slow drainage after storms, so floor slabs and below-grade walls stay saturated for days. Standard drying timelines that work in higher-elevation towns like Highland Park often fail here.
- Original waterproofing on 1960s and 1970s split-levels is long gone. We regularly scope below-grade spaces where the original tar-based damp proofing has cracked or peeled away entirely. Mold remediation without addressing that drainage issue means the problem returns within one season.
- Corroded cast-iron drain stacks in garden apartments along Oak Tree Road and Route 27. Sewage backups from failing stacks spread across multiple stacked units at once. Mold can be present in three or four apartments from a single pipe failure, and the remediation scope has to match that spread.
- Attic mold from bathroom exhaust fans vented into the attic. This is a common discovery in Edisons post-WWII Cape Cods. The mold is in the attic, but the cause is in the bathroom below. Fixing only the attic mold without re-venting the fan guarantees a repeat.
Pricing for Mold Remediation in Edison, NJ
Here is what Edison homeowners can expect to pay. Bathroom mold removal runs $450 to $1,400. A crawl space treatment ranges from $900 to $3,200. Whole-basement mold removal in a finished split-level runs $2,500 to $6,500. Black mold remediation that requires full containment, HEPA air scrubbing, and structural drying starts around $3,000.
What moves the number? Square footage, how far the mold has penetrated drywall and framing, whether contents need pack-out and cleaning, and whether the moisture source itself needs repair. Every quote is written and itemized before work begins. Estimates are free. Call (910) 613-6568 and we’ll schedule an assessment.
We Also Serve Cities Near Edison
Beyond Edison, our crews regularly work in Highland Park, Metuchen, New Brunswick, and Piscataway. If you live a few minutes outside the township line, the same mold remediation team is available on the same schedule. We know these Central Jersey towns, and we treat every job with the same written-price guarantee.
Serving Edison, NJ - Our Local Coverage Area
We’re based in the Edison area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Mold Remediation in Edison
Mold returns in Edison basements because the moisture source was never addressed. The typical scenario: a previous company treated visible mold but did not correct the failed exterior waterproofing or the high interior humidity caused by Edisons clay-heavy soils and slow post-storm drainage. The mold spores were still present, the moisture returned, and the regrowth started within weeks. Our process includes moisture mapping and a written assessment of the drainage and humidity source before remediation begins, so we fix the cause, not just the symptom. Call (910) 613-6568 and we’ll explain what the previous crew missed.
Yes. In Oak Tree Road’s multi-generational South Asian households, prayer rooms and religious items are common, and our crews treat them with a documented protocol. Before containment goes up, the technician identifies the prayer room, photographs the items, packs them with the family’s involvement, and stores them in a clean, labeled location until the remediation is complete. This is standard practice on every Oak Tree Road job we scope. The process takes a little longer, but it removes a significant source of stress for the family.
Mold can begin growing within 24 to 48 hours after flood water recedes, and Edisons flat, clay-heavy terrain extends the window of risk because structural materials stay wet longer. After events like Hurricane Ida, we saw mold developing in finished basements along the Raritan River tributary network even as homeowners waited for insurance adjusters to arrive. The faster you extract water and start drying, the less remediation you’ll ultimately need. Call (910) 613-6568 immediately after a flood, and a live person will dispatch a crew to your Edison home.
Garden apartments along Oak Tree Road and Route 27 often share plumbing walls and drain stacks, so a sewage backup or slow leak in one unit spreads mold and contamination to neighbors above or below. Remediation has to account for the whole stack run, not just the unit with visible mold. We coordinate with property managers and neighboring tenants, install containment in multiple units where needed, and document everything for the building’s insurance carrier. This is standard practice for our team in Edison’s older apartment stock.
Yes, when conditions allow it. If the mold is confined to surface drywall and the framing behind it is structurally sound, we use containment, HEPA air scrubbing, and antimicrobial treatment to remove the contamination without tearing out finished walls. That keeps a basement in Edison’s split-level homes livable and cuts the project cost. Our technician will show you the moisture readings and explain exactly why a full gut-out is or isn’t necessary before any demolition begins.
If you need mold remediation in Edison, call (910) 613-6568 for a free written estimate. A live person answers 24 hours a day, and we’ll send you the name and photo of the technician before they arrive. That’s the Marsh Water Damage Restoration way, and it’s printed on every work order.
Written by Tobias Reyner, Owner at Marsh Water Damage Restoration, serving Edison since 2005.






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