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Mon–Fri 8am–6pm · Sun 8am–6pm · Closed Saturdays4.9★ · 287+
(845) 262-6530
Strauss Cleaners
Black mold colonies spreading across a bathroom ceiling and upper walls above the shower

IICRC-certified · Free inspection · Insurance billed directly

Black Mold Removal

The color doesn't change the job. We find the moisture, seal the area, and take the growth out.

Serving Orange, Rockland, Westchester & Dutchess counties in NY and Bergen, Passaic, Essex & Hudson counties in North Jersey.

At a glance

Black spots on a bathroom ceiling or a dark patch spreading behind a vanity are the calls we get most. We treat all of it as active mold that has to come out. We find where the water came from, seal the area so nothing spreads, remove what's colonized, clean and dry what stays, and put the moisture fix in writing. The inspection is free, and if the patch is small enough to handle yourself we'll say so.

Content reviewed July 2026.

The inspection is free, and you get a written scope before any work starts. If the job is smaller than you expected, we'll tell you that.

  • IICRC Certified
  • Licensed
  • Bonded
  • Insured
  • Eco-Conscious Products

Heavy rain in the forecast

After a storm floods the basement: the mold clock

Storm water in a basement turns into a mold job when the drying waits. Here is what matters in the first day.

In the first day

  • Wet materials start growing mold in 24 to 48 hours. Drying fast is the mold prevention.
  • Do not run the furnace fan or box fans to dry the house. They move damp air and spores through every room.
  • If a floor drain or toilet backed up with the rain, the water is contaminated and porous materials it touched have to come out.

Full walkthrough: what to do when your basement floods in a storm. Water in the house now? Call (845) 262-6530. Same-day emergency response, six days a week.

The work

What's included

Black mold removal under sealed containment with HEPA negative air: colonized drywall, insulation and trim come out, the framing gets cleaned and dried, and the moisture that fed it gets fixed.

  • Free inspection with moisture meters and thermal imaging to find the water behind the growth
  • Sealed plastic containment and HEPA-filtered negative air before anything is disturbed
  • Colonized drywall, insulation, trim and carpet bagged and removed, not sprayed over
  • Framing and masonry HEPA-vacuumed, cleaned and dried to normal readings
  • The leak, fan, grading or humidity problem named in writing so the mold doesn't return
  • Rebuild of the wall or ceiling afterward under the same scope
  • Independent clearance testing available if you want lab numbers

Process

How the job goes.

  1. 01

    Inspect & find the water

    Severe black mold growth and water staining on the walls and ceiling of a small toilet alcove

    Black mold is a moisture problem first. We meter the wall, ceiling or floor around the growth and trace the water to where it comes from: a roof leak, a sweating pipe, a bath fan venting into the attic, or a wet foundation wall. The inspection is free and ends with a written scope.

  2. 02

    Contain the area

    Moisture meter held against a purple wall covered in black mold growth

    Plastic sheeting sealed at the edges, a zippered entry, HVAC vents covered, and a HEPA negative air machine pulling air out through the filter. Disturbing black mold without containment sends spores through the rest of the house, so this happens before any demolition.

  3. 03

    Remove what's colonized

    Severe black mold covering toilet closet walls with flooring removed before remediation

    Drywall, insulation, ceiling tile, carpet and anything paper-faced with growth on it comes out in sealed bags. Those materials can't be reliably cleaned. Framing, block and concrete stay and get HEPA-vacuumed and cleaned, and where the staining runs deep the wood gets sanded or media-blasted and vacuumed again.

  4. 04

    Clean, dry & verify

    Heavy black mold inside an opened wall cavity with exposed studs after drywall removal

    Air scrubbers run for the length of the job. Every surface inside the containment gets HEPA-vacuumed and damp-wiped, and the area dries to normal moisture readings before anything is closed up. If you want lab proof that the air is clear, an independent third party runs the clearance test and reports to you.

  5. 05

    Fix the cause & rebuild

    Mold-blackened, water-stained drywall exposed behind a removed bathroom vanity

    The leak gets repaired, the fan gets vented outside, or the drainage and humidity problem gets named in writing for whoever needs to fix it. Then the drywall, insulation and trim go back. It's one scope and one crew, and fixing the moisture is what keeps the wall clean.

Insurance

We work with your insurance, and we bill them directly

  1. 01

    Call us

    We answer, ask what happened, and get a crew moving. Same-day emergency response on active water.

  2. 02

    We document everything

    We take moisture readings and photos and write up a scope of work before drying starts, so your adjuster has the file from day one.

  3. 03

    We bill your insurer directly

    We work directly with your insurance company on covered water and mold claims, so you're not fronting the full cost and chasing reimbursement.

Your deductible is still yours to cover. Your declarations page or your agent has the exact number, and we ask for it before any work starts rather than after. You also don't need a claim to hire us. Plenty of our jobs are paid directly by the homeowner, and after the free inspection you get a written estimate to make that decision with.

Not insurance advice. We're a restoration contractor, not a public adjuster or insurance agent. Coverage decisions belong to your insurer, so confirm anything about your policy with your agent or adjuster.

Common problems

What we get called about most.

Black spots across the bathroom ceiling

Almost always condensation: the fan is undersized, nobody runs it, or it vents into the attic instead of outside. We remove the growth and the drywall it got into, and we tell you what's wrong with the ventilation, because that is what keeps the ceiling clean afterward.

A black patch spreading on a basement wall

On block or concrete this is usually ground moisture coming through the wall, often with a musty smell before anything shows. We clean the masonry, remove any framing or finished wall that colonized, and name the drainage or sealing fix in writing. If the basement has flooded before, that history matters and we ask about it.

The leak was fixed but the black mold kept growing

A repaired pipe or roof does not dry the wall. Drywall and insulation that stayed wet for more than a couple of days keep feeding the growth long after the leak is gone. We open the wall where the readings say the water went, remove what's colonized, and dry the cavity before it gets closed up again.

A home inspector found black mold before closing

One line in an inspection report can hold up a sale with about two weeks to deal with it. We inspect quickly, scope only what's there, do the removal under containment, and hand over the documentation. Independent clearance testing is available if the buyer's side wants numbers.

Who's showing up

Local and independent since 2019.

The person on the phone is the one planning your job, and the scope and moisture readings come from the crew that does the work.

  • IICRC Certified
  • Licensed
  • Bonded
  • Insured
  • Eco-Conscious Products

FAQ

Questions we get most.

Is mold in my house dangerous?

Mold can irritate eyes, nose, and throat, trigger allergic reactions like sneezing and skin rash, and aggravate asthma in people who have it. Sensitivity varies a lot from person to person. That's the EPA's position and ours. It's worth taking seriously, and it's not a reason to panic. Mold is a moisture problem in the house, and it's a fixable one.

Do I need mold testing before remediation?

Usually not. EPA guidance says that if you can see or smell mold, sampling is generally unnecessary, since you already know it's there and the fix is the same regardless of species. Testing is worth paying for in three situations: verifying a completed remediation, a real-estate deal that requires clearance numbers, or a persistent musty smell with no visible growth. If yours is one of those, we'll explain why before you spend anything.

What is containment and why does it matter?

Containment keeps a mold problem in one room. Disturbing moldy material sends spores airborne, so before any demolition we seal the work area with plastic sheeting, cover HVAC vents, and run HEPA-filtered machines that hold the space under negative pressure, meaning air flows in and not out. Without it, cutting out moldy drywall spreads spores through the rest of the house.

How long does mold remediation take?

One to two days for a small, contained area like a patch behind a vanity or a closet wall. Multiple rooms, flooring removal, or a wet structure that has to be dried first runs several days to a week or more. Repairing the source and rebuilding usually add more time than the remediation itself. After the inspection you get a schedule with each of those steps laid out.

Can I clean up mold myself?

Yes, if it's small. The EPA's rule of thumb is about 10 square feet, roughly a 3-by-3 patch. Under that, a careful homeowner can handle it with gloves, an N95 mask, and detergent, as long as the moisture source gets fixed too. Call a professional when it's bigger, inside walls or the HVAC system, involved sewage, or when someone in the house has asthma or mold sensitivity. We'll tell you at the inspection if it's a DIY-sized job.

Will the mold come back after remediation?

Only if the moisture comes back. Mold needs water, so fixing the leak, the drainage, the ventilation, or the humidity is what keeps it gone. That's why our remediation includes finding the moisture source and not just cleaning the visible growth. Cleaning without the repair means doing the job over again. Afterward, keep indoor humidity down, run the bath fans, and call early about new leaks.

Is black mold more dangerous than other mold?

Black is a color, not a species. Several common indoor molds are dark, including Stachybotrys, the one people usually mean when they say black mold. The EPA's position is that all indoor mold gets handled the same way and that you don't need to identify the species before removing it. Any mold can irritate eyes, nose and throat and can aggravate asthma, and sensitivity varies from person to person, so take it seriously without paying extra for a name. We remove it the same way whatever color it is: find the moisture, contain the area, take out what's colonized, clean and dry what stays.

Our work

See the full gallery →
Kitchen ceiling opened after a leak exposing joists, ductwork and saturated insulation
During
Underside of plywood subfloor showing dark mold speckling
Before
Mold bloom spreading across attic roof sheathing between rafters above insulation
Before
Technician in protective suit treating attic roof sheathing between exposed rafters
During
Encapsulated crawlspace after mold remediation with joists and foundation walls sealed white
After
Close-up of crawlspace floor joists fully coated in white mold-resistant encapsulant
After
Technician in full protective gear spraying antimicrobial treatment on flood-cut basement walls
During
Kitchen wall sealed floor to ceiling with poly sheeting containment during water damage work
During

Free inspection

Start with a free inspection and a written scope.

Call or send the form. We come out, look at what you have, and put the scope in writing so you know what the work involves. If it can wait, we'll say so.

Office hours: Mon–Fri 8am–6pm · Sun 8am–6pm · Closed Saturdays.

Free estimate

Send the details and we'll take a look.

Faster by phone? Call (845) 262-6530.