24/7 mold response (844) 352-3560
IICRC Certified FirmLicensed IL General Contractor4.9 stars, 263 reviewsSame-day & 24/7 responseWe bill your insuranceFree estimates

Phelps, Illinois

Mold Testing in Phelps, IL

Our IICRC-certified crew handles mold testing for Phelps homes and businesses. Same-day response, we bill your insurance, and free estimates.

IICRC certifiedSame-day responseWe bill insuranceFree estimates
Air sampling pump collecting a mold spore sample in an indoor living space in a Phelps, Illinois home

Reviews

Rated 4.9 by Phelps-area neighbors

4.9
from 263 reviews

We were renting out a property and needed documented proof of the mold conditions for a dispute with the previous tenant. The sampling process was straightforward and the lab report gave us clear, objective results.

Devon Calloway
Valmeyer, IL · March 11, 2025

The crew showed up on time, contained the work area, and showed me the moisture readings before and after. Tidy, careful work.

Marcus Fontaine
Phelps, IL · February 17, 2023

They took care of mold in our rental property and worked directly with our tenants. Zero complaints.

Delphine Jarnigan
Columbia, IL · May 25, 2025

Our process

Our mold testing process in Phelps, IL

Inspect

We walk the property first to identify the best sampling locations based on visible conditions and history.

Contain

We take steps to avoid cross-contaminating samples between different areas of the home.

Remove

Samples are collected using air pumps and surface swabs and sent to an independent lab for analysis.

Dry

We note any moisture conditions found during sampling that would need to be addressed.

Verify

Once lab results come back, we walk you through what they mean and what your options are.

Certified & trusted

Standards we work to, carriers we bill

Better Business Bureau accredited
United States Environmental Protection Agency
State Farm insurance accepted
Allstate insurance accepted
American Family Insurance accepted

Where we work in Phelps

Phelps neighborhoods we cover

We cover Phelps and the surrounding Saint Clair County streets, drying out water damage before mold has a chance to take hold.

DupoEast CarondeletCahokiaMillstadtSaugetCentrevilleEast Saint LouisWaterloo
All mold services here

What it costs

Mold Testing cost in Phelps, IL

Every job is different, so here are the typical Illinois ranges we see. These are planning numbers, not a quote.

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. 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.

Local knowledge

Mold Testing for Phelps, IL homes

Mold Testing in Phelps tends to start the same way mold does across Saint Clair County: humid seasons that keep indoor moisture high for weeks at a time. When that moisture sits for even a day or two, mold takes hold, and that is when homeowners from Dupo, East Carondelet, Cahokia and the rest of Phelps call us.

We handle mold testing for Phelps the right way. We find and fix the moisture source first, because mold always returns if the water problem is left behind, then we contain the area and remove the mold safely.

Our team is based in Columbia, about 5 minutes from our Columbia base, so we can usually reach a Phelps home the same day. Our methods follow public guidance from the EPA and the CDC on handling indoor mold safely.

Phelps specifics

Mold Testing in Phelps: what actually causes it

Mold Testing is one of the more common calls we get from homeowners around Phelps. By the time a family calls us for Mold Testing, they have usually already seen symptoms that flare up indoors. A Phelps home that needs Mold Testing almost always has a moisture story behind it, and it usually starts with humid seasons. If you have noticed symptoms that flare up indoors in your home, mold testing is worth a call before the damp reaches the framing.

When people here search for Mold Testing, the growth they can see is usually the last symptom, not the cause. Older and newer homes alike need Mold Testing, from the newer builds near Dupo to the oldest ones in town. Most Mold Testing jobs in the area trace back to humid seasons, a pattern we see week after week. Around here, mold testing tends to settle into the air and the surfaces in question before anyone in the house notices it.

A Mold Testing visit tends to run like this:

  • HEPA vacuum, clean, and treat the surrounding surfaces
  • Dry the structure with commercial equipment until readings normalize
  • Recheck the space and document the work for your records
  • Stop the water source so the problem does not come back
  • Remove moldy material to the IICRC S520 standard

Since we are only about 5 minutes from our Columbia base, a call for Mold Testing rarely waits long.

Good to know

Mold Testing in Phelps, IL: common questions

Do I need mold testing if I can already see mold?

If mold is visible with an obvious moisture source, testing usually isn't necessary before remediation. Testing is more useful for ambiguous cases or documentation needs.

What's the difference between air and surface samples?

Air samples measure spore concentration in the air, useful for smell without a visible source. Surface samples identify the species on a specific visible growth.

Is the lab independent from your company?

Yes, samples are sent to an independent laboratory for analysis, which keeps the results objective.

How do you keep the mold from coming back after mold testing?

We fix the moisture source first, not just the mold, then dry the structure and recheck it. That is what keeps mold from returning to a Phelps home.

How long does it take to get lab results?

Turnaround depends on the lab, but results are typically available within a few business days after samples are submitted.

Can testing be used for a landlord-tenant dispute?

Yes, documented lab results are often used to establish conditions in rental property disputes.

How soon can you start mold testing in Phelps?

We answer our line 24/7 and can usually reach a Phelps home the same day you call, sooner for an active leak.

Do you serve Phelps?

Yes. We cover all of Phelps, including Dupo, East Carondelet, Cahokia, and the rest of the Phelps area. We are based in Columbia, about 5 minutes from our Columbia base, and answer our own phone around the clock.

Talk to a certified team now

Need mold testing in Phelps, IL?

Call our 24/7 line and talk to the certified crew directly. Same-day response, we bill your insurance, and free estimates.