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Find Mold & toxic material testers in Winnetka

Avatar for LaFrance Environmental
LaFrance Environmental
5.0(
7
)

Serving Winnetka, IL and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"I had Brett come to our home to test for mold because I’ve had an ongoing illness that Drs can never diagnose. He was so caring & did the testing within days of talking to him the 1st time. After the testing, he explained everything in detail and provided a list of things to improve the air quality in the home. I have never dealt with any type of contractor that was as thorough and really had our best interest at heart. He was honest, upfront with cost and I felt like I could totally trust him and his recommendations. If you are in need of mold or air quality testing, call Brett. You will be completely satisfied with his knowledge and care to make your home “healthy” again. "
Mold and Basement Leak
Mold and Basement Leak
Mold and Basement Leak
Response time5 hrs
Response rate100%
12 neighbors recently requested a quote
Avatar for Mold Test Company IL
Mold Test Company IL
4.1(
89
)

Serving Winnetka, IL and surrounding areas

Approved

In business since 2008

Emergency services offered

Small jobs welcome

"Our technician, David was fabulous. I have changed my review because Jeremiah was able to make things right. The company definitely stood behind their work and I would highly recommend Mold Test Company for residential or business if you are having issues with mold. Thanks Jeremiah for everything"
Mold Inspection
Mold Inspection
Mold Inspection
Mold Inspection
Mold Inspection

+78

Response time1 day
247 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Bluestone Environmental Inc
Bluestone Environmental Inc
4.9(
180
)

Serving Winnetka, IL and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"Work went well. Contractor was punctual and explained each step of the process. Contractor took care to safely remove mold while keeping the work area and house clean."
Estimator
Response time1 day
Response rate91%
19 neighbors recently requested a quote
Avatar for Bernhardt Restoration
Bernhardt Restoration
5.0(
21
)

Serving Winnetka, IL and surrounding areas

Approved

Super Service Award Winner

In business since 1994

Emergency services offered

Credit card accepted

"I recently had Bernhardt Restoration handle mold remediation in my home, and I couldn’t be more impressed. From start to finish, the experience was outstanding. The remediation specialists who came out were true professionals—they arrived on time, worked efficiently, and demonstrated a level of craftsmanship that is rare to find these days. Their workmanship was meticulous, and it gave me complete peace of mind knowing the job was done right. Beyond just solving the problem, they showed respect for my home and my time, which made the entire process seamless. I will absolutely use Bernhardt Restoration again in the future and have no hesitation recommending them to anyone in need of mold remediation or bathroom restoration work. They are reliable, professional, and deliver results of the highest quality."
Response time9 hrs
Response rate100%
9 neighbors recently requested a quote
Avatar for AdvantaClean of Northwest Chicagoland
AdvantaClean of Northwest Chicagoland
5.0(
109
)

Serving Winnetka, IL and surrounding areas

Approved

Super Service Award Winner

In business since 1994

Free estimates

Emergency services offered

"A couple months late with this review but JT was great and he’ll be my first call if I ever have any mold issues again. I had a bunch of vintage items that I didn’t realize had mold and when I tried to clean them, I made it worse. I got rid of them but was worried mold had spread in the air. JT did a walk through & recommended air testing. He gave lots of explanation about mold, treatments, etc so I thoroughly understood my situation and air test results in context. No sales pressure, just a straightforward, knowledgeable guy. Collected the outside air sample (the baseline for comparison) during a polar vortex and hustled to make the last Fedex pickup on Friday night so test results would come back ASAP. Has an independent lab do the analysis of air samples and report, which is good practice. Plus, we are getting bonus mileage out of the air purifiers we got now that it’s allergy season. Good guy, good communication, good job!"
Large attic before remediation. This attic was covered very heavily in mold.
Attic Mold Remediation and Encapsulation
Mold on the ceiling... A common occurrence in bathrooms!
Demolition and Mold Remediation
Mold Remediation of Window Sills

+20

Response time9 hrs
Response rate100%
2 neighbors recently requested a quote
Avatar for All The Way Home Inspections
All The Way Home Inspections
4.9(
12
)

Serving Winnetka, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Small jobs welcome

"All the Way Home Inspections found dark staining in the attic of a home I was considering purchasing. They tested the area, confirmed it was mold, and provided clear information that helped me make an informed decision. While I ultimately chose to walk away from that property, I truly appreciated their thoroughness and professionalism. I’ll definitely use them again when I find my next potential home!"
Mold Inspection
Mold Inspection
Mold Testing Results
Mold Testing Results
Microscope Images

+2

Response time6 hrs
Response rate96%
1 neighbors recently requested a quote
Avatar for Bone Dry LLC
Bone Dry LLC
4.9(
42
)

Serving Winnetka, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"After completing the home inspection, Todd recommended resources to address our needs. He advocated for the health and safety of the environment. Thank you"
Bathroom Mold
Basement Mold Restoration
Basement Mold Restoration
Basement Mold Restoration
Basement Mold Restoration

+2

Response time6 hrs
12 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Emerald Build Group
Emerald Build Group
5.0(
7
)

Serving Winnetka, IL and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"I had Emerald Build Group come out for a mold inspection, and I’m really glad I chose them. The inspector was polite, knowledgeable, and took the time to explain everything in a way I could understand. He even pointed out a few things we hadn’t noticed ourselves. I felt very comfortable throughout the process. Would absolutely recommend them to anyone dealing with moisture or mold issues."
After Photos Condo
After Photos Condo
After Photos Condo
After Photos Condo
After Photos Condo

+68

Response time2 hrs
Response rate98%
2 neighbors recently requested a quote
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FAQs for mold & toxic material test projects in Winnetka, IL

Some companies offer a no‑cost phone or video consultation that screens for red flags. If the discussion points to a real issue, the pro will recommend a paid on‑site inspection. The complimentary call clarifies whether you need full testing, but it isn’t a substitute for samples, lab work, or a written report. Always confirm what the free service covers before you schedule.

A standard inspection, which includes basic air and surface samples, takes an average of two hours. If the pro needs to probe hidden spaces, such as wall cavities or ductwork, plan on up to six hours. Extra time allows the inspector to reach tight areas, collect additional samples, and document findings. Lab analysis is a separate process and often adds several business days to the overall timeframe before you receive the full report.

Mold thrives where moisture lingers and air flow is poor. Common hotspots include bathroom walls, kitchen backsplashes, window sills, HVAC vents, fireplaces, crawl spaces, and enclosed attics. Check these areas regularly—especially after leaks or high‑humidity weather—to catch growth early and avoid costly repairs.

Unchecked mold can knock 20% to 37% off a home’s market value because buyers worry about hidden damage and health risks. Even after remediation, visible staining or a history of major moisture issues can still lower offers and prolong the time on the market. Addressing mold quickly protects both your property’s structural integrity and its resale appeal.

The Winnetka, IL homeowners’ guide to mold & toxic material tests

From average costs to expert advice, get all the answers you need to get your job done.