Top-rated radon detection and reduction specialists.

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Radon detection and reduction specialists in Sheridan

Avatar for Stuedemann Radon Resolution
Stuedemann Radon Resolution
2864 E 2539Th Rd
5.00(
3
)
Approved Pro
Stuedemann Radon Resolution
2864 E 2539Th Rd
5.00(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
64 local quotes requested

WIPE OUT RADON WITH STUEDEMANN RADON RESOLUTIONS Stuedemann Radon Resolutions is a husband and wife team committed to providing expert personal radon-related services to the communities we serve, and is committed to providing all services in accordance with the requirements of the Radon Industry Licensing Act 32, Illinois Administrative Code 422, Licensing of Radon Mitigation Services, and our Quality Assurance Program (QAP). Compliance with our policy is mandatory for all Stuedemann Radon Resolutions, employees involved in radon-related services or practices. The Stuedemann Promise: Life-time guarantee on workmanship & unconditional system success; Follow tradition of our 25-year commitment to use of only quality materials; fan manufacturer offer of 5 year warrantee on fan parts; system designed for all lowest-level conditions: basement, crawlspace, slabs; unconditionally guaranteed to reduce radon levels to below 4.0 pCi/L; family-owned and operated since 1985; free estimates & fully insured.

WIPE OUT RADON WITH STUEDEMANN RADON RESOLUTIONS Stuedemann Radon Resolutions is a husband and wife team committed to providing expert personal radon-related services to the communities we serve, and is committed to providing all services in accordance with the requirements of the Radon Industry Licensing Act 32, Illinois Administrative Code 422, Licensing of Radon Mitigation Services, and our Quality Assurance Program (QAP). Compliance with our policy is mandatory for all Stuedemann Radon Resolutions, employees involved in radon-related services or practices. The Stuedemann Promise: Life-time guarantee on workmanship & unconditional system success; Follow tradition of our 25-year commitment to use of only quality materials; fan manufacturer offer of 5 year warrantee on fan parts; system designed for all lowest-level conditions: basement, crawlspace, slabs; unconditionally guaranteed to reduce radon levels to below 4.0 pCi/L; family-owned and operated since 1985; free estimates & fully insured.


Avatar for Environmental Services Corp
Environmental Services Corp
3951 Granite Court
5.00(
49
)
Approved Pro
Environmental Services Corp
3951 Granite Court
5.00(
49
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
119 local quotes requested

We specialize in Asbestos Testing, Asbestos Removal, Mold Mitigation, Demolition, concrete Epoxy Flooring, Flood Restoration, Cleaning services, and general home repairs. Contact us for a free estimate. With 20 years of experience, we stand out Keeping Your Space Safe.

"Marcos was friendly and fast, and flexible in scheduling. He and his crew did a great job for us in removing asbestos tiles from our basement flooring so we could have interior drain tiling installed. In the process, they also discovered some mold, which they were able to deal with at the same time. He came with a large crew, so they finished a large job very quickly. The space was well cleaned afterwards, and we received the necessary clearances. Highly recommend."

Kirsty C on June 2025

We specialize in Asbestos Testing, Asbestos Removal, Mold Mitigation, Demolition, concrete Epoxy Flooring, Flood Restoration, Cleaning services, and general home repairs. Contact us for a free estimate. With 20 years of experience, we stand out Keeping Your Space Safe.

"Marcos was friendly and fast, and flexible in scheduling. He and his crew did a great job for us in removing asbestos tiles from our basement flooring so we could have interior drain tiling installed. In the process, they also discovered some mold, which they were able to deal with at the same time. He came with a large crew, so they finished a large job very quickly. The space was well cleaned afterwards, and we received the necessary clearances. Highly recommend."

Kirsty C on June 2025


TRUSTED HOME SERVICES: #1 HOME IMPROVEMENT & REPAIR SOLUTIONS IN NORTHEAST IL.


The Housedoctors, Inc.
P.O. Box 59026
5.00(
1
)
The Housedoctors, Inc.
P.O. Box 59026
5.00(
1
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Inspection Company with over 5,000 inspections completed. State Licensed, ASHI Certified with E&O and Liability insurance. Excellent references and reviews. Practicing the lost art of customer service. Covering Chicagoland and most suburbs. Inspection report delivered within 24 hours including photos and summary. Please visit our website at housedoctorsinc.com or call for additional info.

Inspection Company with over 5,000 inspections completed. State Licensed, ASHI Certified with E&O and Liability insurance. Excellent references and reviews. Practicing the lost art of customer service. Covering Chicagoland and most suburbs. Inspection report delivered within 24 hours including photos and summary. Please visit our website at housedoctorsinc.com or call for additional info.


Mattoon Pure Air
2517 Broadway
4.50(
2
)
Mattoon Pure Air
2517 Broadway
4.50(
2
)
Customers say: Super punctual
Free onsite estimate

Pure air is a bpi accredited company and has partnered with Ameren Illinois act on energy program. Incentives for insulating and sealing your home are available now.

Pure air is a bpi accredited company and has partnered with Ameren Illinois act on energy program. Incentives for insulating and sealing your home are available now.


E C Siding & Windows
925 Hayes St
4.83(
18
)
E C Siding & Windows
925 Hayes St
4.83(
18
)
Customers say: Super punctual
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers

"They had done a good job on my skylight. So I hired them to replace my grandsons roof. Showed up immediately. Started the job a day or two later. Finished it in a day and a half. Reasonable rate. Another excellent job. .Thank you, EC ROOFING ."

Paula G on December 2020

"They had done a good job on my skylight. So I hired them to replace my grandsons roof. Showed up immediately. Started the job a day or two later. Finished it in a day and a half. Reasonable rate. Another excellent job. .Thank you, EC ROOFING ."

Paula G on December 2020


RadoVent Illinois LLC
10S187 Schoger Dr
4.85(
71
)
RadoVent Illinois LLC
10S187 Schoger Dr
4.85(
71
)
Customers say: Quality work
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers

RadoVent Illinois llc is dedicated to installing top performing radon mitigation systems that block radon gas before it enters the home. We have installed thousands of radon mitigation systems in residential homes, office buildings, apartments and government buildings. Our courteous team of licensed radon remediation technicians go the extra mile to ensure your 100% satisfaction.

"Did a fantastic job. We are extremely pleased. Very clean and professional installation. Our Radon levels went from 11.5 to 0.4."

Rick W on September 2023

RadoVent Illinois llc is dedicated to installing top performing radon mitigation systems that block radon gas before it enters the home. We have installed thousands of radon mitigation systems in residential homes, office buildings, apartments and government buildings. Our courteous team of licensed radon remediation technicians go the extra mile to ensure your 100% satisfaction.

"Did a fantastic job. We are extremely pleased. Very clean and professional installation. Our Radon levels went from 11.5 to 0.4."

Rick W on September 2023


Environmental Testing & Research Laboratories, Inc
60 Elm Hill Ave.
4.78(
372
)
Environmental Testing & Research Laboratories, Inc
60 Elm Hill Ave.
4.78(
372
)
Customers say: True professional
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"never contacted me"

Bruce H on April 2019

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"never contacted me"

Bruce H on April 2019


VSI Radon Reduction Corp.
27900 W Concrete Dr
4.83(
88
)
VSI Radon Reduction Corp.
27900 W Concrete Dr
4.83(
88
)
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers

VSI Radon Reduction Corp. has two locations to serve the greater Chicagoland and Rockford area. Providing radon reduction since 1987. State licensed installer at every job. We install and service sump pumps and backup pumps as well.

"Great service!"

Norman C on March 2025

VSI Radon Reduction Corp. has two locations to serve the greater Chicagoland and Rockford area. Providing radon reduction since 1987. State licensed installer at every job. We install and service sump pumps and backup pumps as well.

"Great service!"

Norman C on March 2025

FAQs for radon detection and reduction projects in Sheridan, IL

You can buy DIY radon test kits from a home improvement store and conduct radon testing, but these tests are often inaccurate. No matter the result, you should supplement DIY testing with professional radon detection and analysis. DIYers only have access to passive radon tests, which aren’t as reliable as active tests that professionals use. Plus, it’s very easy for DIYers to make mistakes during testing, leading to inaccurate results. If you’re moving into a new home, have concerns about radon, or are due for an updated test, hire a professional. 

Radon testing costs depend on whether you hire a professional radon inspector or DIY test. You can expect to pay $150 to $800 to hire a local radon inspector, and home-testing kits range in price from $15 to $250 from home improvement stores. However, it’s best to trust a professional inspector with this task to ensure accurate results. Plus, if you have radon in your home, your testing company can develop a mitigation protocol to keep you and your family safe from the dangerous gas, so it’s well worth the money to hire a professional.

If radon is present in your home, you can expect to pay around $1,000 for a radon mitigation system or between $780 and $1,250 in most cases. The exact price will depend on the severity of the radon leak, home size, and the protocol the radon specialist develops to remove radon from your home and keep it out. Your foundation type will also affect your radon mitigation system cost, as unfinished basements will cost about $4,600 to seal and ventilate, while crawl spaces without a foundation slab may need extra encapsulation, costing $1,500 to $15,000.

Yes, radon testing is absolutely necessary if you suspect the presence of this hazardous gas, and the Environmental Protection Agency (EPA) recommends testing for all homes in the country. Radon is a pervasive natural gas that can leak through your home’s foundation and seep into the living areas. Unfortunately, the gas is highly carcinogenic and is the second leading cause of lung cancer. Radon testing is crucial for keeping you and your family safe from harm, so hire a radon mitigation specialist to test your home if you suspect its presence in your home.

In most states, radon testing companies don’t need to be licensed or certified by the state, but the companies that analyze the test results and develop radon mitigation protocols do. You should choose a radon testing company that suits your needs, but before hiring a mitigation specialist, check our state licensing tool to make sure the company is properly certified.

The Sheridan, IL homeowners’ guide to radon detection and reduction services
From average costs to expert advice, get all the answers you need to get your job done.
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You cannot see, smell, or taste radon, but it may still be a problem in your home. Before hiring a pro, find out how much radon testing costs using this guide.
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Radon is a gas that you can't see or smell and is harmful to your health. If your home has radon, you need to know who installs radon mitigation systems.
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Your home’s radon fan replacement cost is minimal in relation to its necessity. However, a few factors vary the project's price.
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You need to protect your home from radon, but what does a radon mitigation system look like? Check out this radon mitigation system diagram to learn how it works.
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Knowing how to test for radon will keep your home free and safe from this odorless gas—you just have to decide whether to do it yourself or hire a pro.
Root out radon with a long-lasting mitigation system
Dec 6, 2024
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How long does a radon mitigation system last? A properly installed and maintained system can last 20 years or more, but various issues can reduce the life span.
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