Top-rated mold & toxic material testers.

Get matched with top mold & toxic material testers in your area

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Mold & toxic material testers in O Fallon

Avatar for Absolute Clean and  Restoration, Inc.
Absolute Clean and Restoration, Inc.
4394 Mascoutah Ave
4.96(
25
)
Approved Pro
Absolute Clean and Restoration, Inc.
4394 Mascoutah Ave
4.96(
25
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
15 years of experience

At Absolute Clean, we pride ourselves on providing thorough cleaning services. We treat your home like our own and would love the opportunity to impress you with our extensive cleaning systems. We provide residential and commercial carpet cleaning services, upholstery cleaning, tile and grout cleaning, wood floor cleaning and Emergency Water Extractions or Flood Restoration Services. We offer free quotations and our team is dedicated in serving you.

"Great job"

Donna H on September 2022

At Absolute Clean, we pride ourselves on providing thorough cleaning services. We treat your home like our own and would love the opportunity to impress you with our extensive cleaning systems. We provide residential and commercial carpet cleaning services, upholstery cleaning, tile and grout cleaning, wood floor cleaning and Emergency Water Extractions or Flood Restoration Services. We offer free quotations and our team is dedicated in serving you.

"Great job"

Donna H on September 2022


*Mold Test Company Central Hub
PO Box 295
New on HomeAdvisorNew on Angi
Approved Pro
*Mold Test Company Central Hub
PO Box 295
New on AngiNew on HomeAdvisor
Approved Pro
17 years of experience
Free onsite estimate

When you have mold, making the correct decisions right away is critical. Whether it?s mold in your home, school, place of work or apartment there are many factors to consider. Will you be seeking property damages? Is anyone sick from mold exposure? Do you just want to test to be sure your environment is safe? Do you need Post Mold Remediation Testing to ensure a good job was done? These and other factors are questions which need to be answered before any environmental testing starts. It?s important to know what your goals are and why your testing. Different goals require different environmental tests, i.e. medical damages & property damages require different environmental tests to prove your case in court. Tests that a common or inexperienced mold inspector would not typically use or know to use.

When you have mold, making the correct decisions right away is critical. Whether it?s mold in your home, school, place of work or apartment there are many factors to consider. Will you be seeking property damages? Is anyone sick from mold exposure? Do you just want to test to be sure your environment is safe? Do you need Post Mold Remediation Testing to ensure a good job was done? These and other factors are questions which need to be answered before any environmental testing starts. It?s important to know what your goals are and why your testing. Different goals require different environmental tests, i.e. medical damages & property damages require different environmental tests to prove your case in court. Tests that a common or inexperienced mold inspector would not typically use or know to use.


Avatar for Mold Test Company IL
Mold Test Company IL
PO Box 14
4.11(
87
)
Approved Pro
Mold Test Company IL
PO Box 14
4.11(
87
)
Approved Pro
Customers say: True professional
200 local quotes requested
17 years of experience

When you have mold, making the correct decisions right away is critical. Whether it’s mold in your home, school, place of work or apartment there are many factors to consider. Are you going to be involved in a Mold Lawsuit? Will you be seeking property damages? Is anyone sick from mold exposure? Will you be seeking medical damages? Will you need expert witnesses? If so, what kind? Do you just want to test to be sure your environment is safe? Do you need Post Mold Remediation Testing to ensure a good job was done? These and other factors are questions which need to be answered before any environmental testing starts. It’s important to know what your goals are and why your testing. Different goals require different environmental tests, i.e. medical damages & property damages require different environmental tests to prove your case in court. Tests that a common or inexperienced mold inspector would not

"loved him"

Paul M on January 2025

When you have mold, making the correct decisions right away is critical. Whether it’s mold in your home, school, place of work or apartment there are many factors to consider. Are you going to be involved in a Mold Lawsuit? Will you be seeking property damages? Is anyone sick from mold exposure? Will you be seeking medical damages? Will you need expert witnesses? If so, what kind? Do you just want to test to be sure your environment is safe? Do you need Post Mold Remediation Testing to ensure a good job was done? These and other factors are questions which need to be answered before any environmental testing starts. It’s important to know what your goals are and why your testing. Different goals require different environmental tests, i.e. medical damages & property damages require different environmental tests to prove your case in court. Tests that a common or inexperienced mold inspector would not

"loved him"

Paul M on January 2025


Avatar for Mold Test Company MO
Mold Test Company MO
P.O Box 337
4.21(
67
)
Approved Pro
Mold Test Company MO
P.O Box 337
4.21(
67
)
Approved Pro
Customers say: Quick response
50 local quotes requested
17 years of experience

At Mold Test Company KS, we take great pride our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"."

Keri R on November 2022

At Mold Test Company KS, we take great pride our experience, expertise, quality and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

"."

Keri R on November 2022


Avatar for First Responders Restoration LLC
First Responders Restoration LLC
11785 Lackland Rd
5.00(
4
)
Approved Pro
First Responders Restoration LLC
11785 Lackland Rd
5.00(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
79 local quotes requested

The company that gives back to law enforcement on every project! We offer quality and affordable restoration services. 24 Hour emergency service

"This is a great company to work with. They were on site within hours of first phone call. Management maintained constant contact until all work was complete which took several months. There were multiple crews all were very professional."

Bill H on August 2022

The company that gives back to law enforcement on every project! We offer quality and affordable restoration services. 24 Hour emergency service

"This is a great company to work with. They were on site within hours of first phone call. Management maintained constant contact until all work was complete which took several months. There were multiple crews all were very professional."

Bill H on August 2022


Avatar for AC Environmental, Inc.
AC Environmental, Inc.
PO Box 27
5.00(
12
)
Approved Pro
AC Environmental, Inc.
PO Box 27
5.00(
12
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
330 local quotes requested

AC Environmental, Inc has been in business for over 5 years. However, the owner and laborers have been in the abatement industry for over 15 years. We provide asbestos/lead abatement, and asbestos/mold inspections along with mold remediation. Customer satisfaction and service is a must for us.

"Very professional. I was contacted and testing was completed the same day."

Joan W on July 2024

AC Environmental, Inc has been in business for over 5 years. However, the owner and laborers have been in the abatement industry for over 15 years. We provide asbestos/lead abatement, and asbestos/mold inspections along with mold remediation. Customer satisfaction and service is a must for us.

"Very professional. I was contacted and testing was completed the same day."

Joan W on July 2024


Bingham Inspections LLC
PO Box 677
3.67(
3
)
Bingham Inspections LLC
PO Box 677
3.67(
3
)
38 years of experience

Structural and mechanical building inspections. Providing certifications for FHA,VA, and conventional mortgages. Computerized reports delivered same day. accept Master Card and Visa. State of Ilinois licensed.

Structural and mechanical building inspections. Providing certifications for FHA,VA, and conventional mortgages. Computerized reports delivered same day. accept Master Card and Visa. State of Ilinois licensed.


Town and Country Inspections, Inc
13 Sugar Lane
No reviews
Town and Country Inspections, Inc
13 Sugar Lane
No reviews
23 years of experience

We have been inspecting homes and commercial properties for 14 years. We are licensed in Illinois and maintain all required certifications and insurance for those services. Our philosophy behind our property reviews and assessments is one in which we hold that if we were purchasing a property, "what would we want to know about it to make an informed decision?"

We have been inspecting homes and commercial properties for 14 years. We are licensed in Illinois and maintain all required certifications and insurance for those services. Our philosophy behind our property reviews and assessments is one in which we hold that if we were purchasing a property, "what would we want to know about it to make an informed decision?"


911 Restoration of Metro East
4320 Horseshoe Lake Road.
No reviews
911 Restoration of Metro East
4320 Horseshoe Lake Road.
No reviews
10 years of experience

911 Restoration of Metro East is a full-scale water damage cleanup restoration company offering you peace of mind after a disaster. We provide water damage restoration, sanitization, mold removal, fire & smoke damage, reconstruction and everything in between with 24/7 availability. Take precautionary actions during the coronavirus. Our techs are trained to sanitize and clean your property with disinfection solutions and follow CDC and EPA protocols. Disasters can happen anytime due to pipe bursts, flood damage, roof leaks, storm damage or other water damage-related emergencies. Fortunately, our IICRC-certified techs will rapidly respond within 45 minutes to handle any water related emergency and help minimize damage.

911 Restoration of Metro East is a full-scale water damage cleanup restoration company offering you peace of mind after a disaster. We provide water damage restoration, sanitization, mold removal, fire & smoke damage, reconstruction and everything in between with 24/7 availability. Take precautionary actions during the coronavirus. Our techs are trained to sanitize and clean your property with disinfection solutions and follow CDC and EPA protocols. Disasters can happen anytime due to pipe bursts, flood damage, roof leaks, storm damage or other water damage-related emergencies. Fortunately, our IICRC-certified techs will rapidly respond within 45 minutes to handle any water related emergency and help minimize damage.


Global Plasma Solutions
10 Mall Terrace
5.00(
1
)
Global Plasma Solutions
10 Mall Terrace
5.00(
1
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Global Plasma Solutions is a manufacturing company that sells air purification systems primarily into the commercial and residential markets. Home owners can benenfit from our systems as they are easily adapted to any HVAC system. Go to www.gpshvac.com to find a certified contractor near you to have one installed within your home.

Global Plasma Solutions is a manufacturing company that sells air purification systems primarily into the commercial and residential markets. Home owners can benenfit from our systems as they are easily adapted to any HVAC system. Go to www.gpshvac.com to find a certified contractor near you to have one installed within your home.

...
Showing 1-10 of 127

Mold & toxic material tests FAQs

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 homeowners guide to mold & toxic material tests
From average costs to expert advice, get all the answers you need to get your job done.
professional removing mold damaged wallpaper from home
Apr 25, 2025
Apr 25, 2025
Budget for mold inspection costs based on factors such as the size of your home, testing type, mold type, location, accessibility, and more.
professional testing the air quality in a home
Apr 14, 2025
Apr 14, 2025
Budget for the cost of an indoor air quality test based on factors such as home size, pollutant type, potential remediation needs, labor, and more.
sump pump radon gas removal system in basement of home
Mar 28, 2025
Mar 28, 2025
Budget for radon mitigation system costs based on factors such as location, permits, professional labor, system type, testing, and more.
radon gas testing equipment
Feb 26, 2025
Feb 26, 2025
A radon inspection is essential to ensure your home’s safety, with costs varying by home size, region, type of testing kit, and more.
Professional in protective suit removing mold from home
Feb 12, 2025
Feb 12, 2025
A mold infestation requires immediate inspection and remediation, with cost factors ranging from the type of mold to type of damage.
professional in protective suit removing asbestos from attic of home
Nov 13, 2024
Nov 13, 2024
Learn about the cost of asbestos removal, including factors such as area size, location, testing, preparation, and disposal.
Share project details to get started.