We had mold after a slow leak under the sink. They inspected it, explained the plan, and left the space dry and clean.
St. Louis, Missouri
Mold Removal and Remediation Service in St. Louis, MO
Certified, insured, and local. We track down the water source and clear mold from St. Louis homes the right way, open 24/7.
IICRC certifiedSame-day responseWe bill insuranceFree estimates
If you see mold right now
Three things to do while you wait
Stop the moisture
Shut off any active leak and wipe up standing water. Mold needs moisture to spread, so cutting the water source first slows it down.
Keep the area closed
Avoid disturbing or scrubbing heavy growth. Close doors to the room so spores are not spread through the rest of the home.
Call our 24/7 line
Reach our team any hour at (844) 352-3560. We will talk you through the next steps and set a same-day visit when needed.
Reviews
Rated 4.9 by St. Louis-area neighbors
Our home inspection flagged mold. These folks remediated it and gave us the clearance letter we needed to close.
The team contained the work area with plastic sheeting and air scrubbers. Our kids stayed safe the whole time.
Our process
Our mold removal process in St. Louis, MO
Inspect
We locate the mold and the moisture feeding it using meters and, where useful, testing.
Contain
We seal the work area with plastic sheeting and run HEPA air scrubbers under negative air.
Remove
We take out moldy material, HEPA vacuum, and clean surfaces with proven methods.
Dry
We dry the structure with commercial dehumidifiers until moisture readings return to normal.
Verify
We recheck the space and can arrange clearance testing so you know the job is done.
Why St. Louis homeowners call us
IICRC-certified mold removal near St. Louis
IICRC-certified crew
Our technicians follow the IICRC S520 standard for mold remediation, so the work in St. Louis meets a recognized industry benchmark.
We bill your insurance
Insurance is accepted and we bill your carrier directly, handling the photos and paperwork that keep a claim moving.
Same-day, open 24/7
Mold does not wait. Call any hour and we can often reach a St. Louis home the same day.
Local since 1979
We are based in Valley Park, minutes from St. Louis, and we know Missouri homes from finished basements to crawl spaces.
Mold services in St. Louis
Our mold services for St. Louis, MO
Each of these has a dedicated St. Louis page with local detail, pricing, and answers.
What we handle
Mold removal & remediation services in St. Louis, MO
From a single moldy wall to a whole-house problem, our certified team handles removal, drying, and testing across St. Louis.
Core remediation
- Mold Remediation
- Black Mold Removal
- Emergency Mold Remediation
- Mold Damage Restoration
- Mold Odor Removal
By area of the home
- Basement Mold Removal
- Attic Mold Removal
- Bathroom Mold Remediation
- Crawl Space Mold Removal
- Wall & Drywall Mold Removal
Where we work in St. Louis
St. Louis neighborhoods we cover
Wherever you are in St. Louis, our certified crew can inspect, contain, and remove mold, then dry the structure so it does not return.
HillsdaleUniversity CityPine LawnWellstonUplands ParkWebster GrovesMehlvilleKirkwood
What it costs
Mold removal cost in St. Louis, MO
Every home is different, so here are the typical Missouri ranges we see. These are planning numbers, not a quote. What you pay depends on how much mold there is, where it is, and what caused it.
Small area
$500 to $1,500
A single moldy spot, a closet, or under a sink. We contain it, remove it, and treat the surface.
One room
$1,500 to $3,500
A bathroom, kitchen, or bedroom with mold on a wall or ceiling, plus the moisture source fixed.
Basement, attic, or crawl space
$2,000 to $6,000
Larger areas that need more containment and drying. Common here after spring rain or a slow leak.
Whole-house or severe
$10,000 and up
Mold across several rooms or after major water damage. We work in phases, room by room.
We give free estimates, so the surest way to know your number is to call and let us walk the space with you. Want a ballpark first? Try our instant mold remediation cost calculator. Filing a claim? We bill your carrier directly, so see our mold insurance claims guide.
On the job
Mold remediation work near St. Louis
Local knowledge
Why St. Louis homes get mold
Homes in St. Louis face the same Missouri moisture that drives mold across City of Saint Louis: humid stretches, damp lower levels, and the occasional leak that goes unnoticed for weeks.
The trigger is almost always moisture, whether from condensation, a hidden leak, or groundwater after a wet spell. Left alone, mold moves from one damp surface to the next.
We handle it end to end in St. Louis: find the moisture, seal the room, remove the mold safely, and recheck the space so you know the job is done.
- Humid seasons that keep indoor moisture high for weeks at a time
- Heavy rain and seasonal flooding pushing water toward foundations and crawl spaces
- Plumbing leaks and poor ventilation that let damp air linger and mold spread
- Older St. Louis homes with finished basements and low ventilation that let damp air linger
If your St. Louis home has a radon mitigation system, the fans and pipes often sit right where basement mold begins. We work carefully around them so we clear the mold without disturbing your setup.
Whatever started it, we find the moisture source first, because mold always returns if the water problem is left behind. Our methods follow public guidance from the EPA and the CDC on handling indoor mold safely.
Nearby
Mold removal in cities near St. Louis
Certified & trusted
Standards we work to, carriers we bill
Good to know
Mold removal in St. Louis, MO: common questions
What causes mold in St. Louis homes?
Almost always moisture: humidity, a hidden leak, or water pushed toward the foundation after heavy rain. We find and fix the source, not just the surface.
How much does mold removal cost in St. Louis?
It depends on the size of the area, the material affected, and the moisture source. We give free estimates, so call and we will walk the space with you.
Do you bill insurance for mold work in St. Louis?
Yes. We bill your carrier directly and document the loss with photos and moisture readings, which keeps a St. Louis claim moving.
Do you serve all of St. Louis?
Yes. We cover St. Louis and the surrounding City of Saint Louis area, and we can usually reach your home the same day you call.
Talk to a certified team now
Found mold in St. Louis, MO?
Call our 24/7 line and talk to the certified crew directly. Same-day response, we bill your insurance, and free estimates.