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Find Radon gas abatement pros in Baltimore

"I'm completely satisfied with the work that John's team did. They were extremely professional and knowledgeable. The workmanship is superb. Best of all, the system works as promised and reduced the radon concentration based on subsequent tests. I could not recommend them more highly."

Matt L on October 2025

Radon Abatement Services, LLC, is a radon removal contractor serving the greater Maryland, DC and Virginia region. We�re licensed and insured. Make sure your radon contractor is both licensed and insured!

"I'm completely satisfied with the work that John's team did. They were extremely professional and knowledgeable. The workmanship is superb. Best of all, the system works as promised and reduced the radon concentration based on subsequent tests. I could not recommend them more highly."

Matt L on October 2025


"ADE was very responsive, professional, friendly and cost effective. Alex was great to work with and knows his stuff! We had to mitigate as we were selling our home and the home inspection detected slightly above acceptable levels and we had to mitigate. Luckily we had a Passive system in place and we didn't have to cut thru our basement slab. So ADE just had to convert it to an Active system (about 1.5-2hrs) and provided us with a post install monitoring kit to send to independent lab to confirm reduction which came back well below acceptable limits. Thank you again! Would definitely recommend ADE to friends, neighbors and family."

Paul L on January 2025

ADE Radon Mitigation Services, LLC, has over 10 years of specializing in radon mitigation services. We take pride in all our services and strive in providing the best customer. We are locally owned and operate in three other states. Call us today so we may serve you.

"ADE was very responsive, professional, friendly and cost effective. Alex was great to work with and knows his stuff! We had to mitigate as we were selling our home and the home inspection detected slightly above acceptable levels and we had to mitigate. Luckily we had a Passive system in place and we didn't have to cut thru our basement slab. So ADE just had to convert it to an Active system (about 1.5-2hrs) and provided us with a post install monitoring kit to send to independent lab to confirm reduction which came back well below acceptable limits. Thank you again! Would definitely recommend ADE to friends, neighbors and family."

Paul L on January 2025


Avatar for H&G Restoration

H&G Restoration

3228 Harness Creek Rd
5.00(
12
)
Approved Pro

H&G Restoration

3228 Harness Creek Rd
5.00(
12
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
7 years of experience

At H&G Restoration, we pride ourselves on delivering high-quality results through meticulous attention to detail and a customer-centric approach. Our team of seasoned professionals brings a wealth of experience and expertise to every project, ensuring that our clients receive not only innovative solutions but also exceptional service. We understand that every customer has unique needs and visions. That’s why we offer a range of options that allow our clients to see their final product before it reaches its final destination. From concept to completion, we are dedicated to making sure that each project meets the highest standards of quality and accuracy. With a strong track record of success and a reputation for reliability, H&G Restoration continues to build lasting relationships with clients by consistently exceeding expectations and delivering outstanding results.

"Outstanding service! I could not understand why my downstairs closet was extremely cold upon entry. During my first conversation with Phillip, he conveyed concern and dedication regarding identification and remediation of the unusually cold air. During initial visit, Phillip noted portions of closet were approximately 15 degrees colder than adjoining rooms. After conducting internal and external inspections of the nearby areas, he identified potential source of cold air. A couple days later with outside temperatures in the 20s, Phillip exhaustively sealed external areas of concern. A few days later, he came again to determine temperature differential within the closet. It was now much more comfortable with temperature only a few degrees below neighboring rooms! Throughout the entire process, Phillip was very friendly and knowledgeable."

Seth F on January 2022

At H&G Restoration, we pride ourselves on delivering high-quality results through meticulous attention to detail and a customer-centric approach. Our team of seasoned professionals brings a wealth of experience and expertise to every project, ensuring that our clients receive not only innovative solutions but also exceptional service. We understand that every customer has unique needs and visions. That’s why we offer a range of options that allow our clients to see their final product before it reaches its final destination. From concept to completion, we are dedicated to making sure that each project meets the highest standards of quality and accuracy. With a strong track record of success and a reputation for reliability, H&G Restoration continues to build lasting relationships with clients by consistently exceeding expectations and delivering outstanding results.

"Outstanding service! I could not understand why my downstairs closet was extremely cold upon entry. During my first conversation with Phillip, he conveyed concern and dedication regarding identification and remediation of the unusually cold air. During initial visit, Phillip noted portions of closet were approximately 15 degrees colder than adjoining rooms. After conducting internal and external inspections of the nearby areas, he identified potential source of cold air. A couple days later with outside temperatures in the 20s, Phillip exhaustively sealed external areas of concern. A few days later, he came again to determine temperature differential within the closet. It was now much more comfortable with temperature only a few degrees below neighboring rooms! Throughout the entire process, Phillip was very friendly and knowledgeable."

Seth F on January 2022


Avatar for Target Radon

Target Radon

8 Maggies Court
4.82(
156
)
Approved Pro

Target Radon

8 Maggies Court
4.82(
156
)
Approved Pro
Customers say: Quality work
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
15 local quotes requested

Target Radon is a MHIC licensed, NRPP certified radon mitigation company providing services in the Maryland area. We specialize in custom SUB-SLAB VENTILATION/ depressurization RADON MITIGATION SYSTEMS for residential properties. The work will follow the standards of the US Environmental Protection Agency (EPA) and the National Environmental Health Association (NEHA). We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience.

"We were referring to Target Radon Mitigation by our inspector for our house inspection. I called Steve on Friday to set up an appointment to get the radon levels in a house we were under contract on tested. Steve was super friendly and stated he would drop the test off first thing Saturday morning and we should have the results of the test within 72 hours. That would make our results come in on Monday, Tuesday at the latest. Called on Monday, was told wait another day. Called Tuesday, was told wait another day. Our realtor and inspector called us and told us over the weekend a test was not dropped off. I called Steve and asked what was going on. He promised he dropped a test off and did not know why the results were not yet in. He called the lab on Thursday and they stated the test was never received. He called USPS and they said it was at the post office. If it was overnighted as Steve promised us it was, it should have gotten to the lab Tuesday at the latest. We ended up canceling the order completely. I am not sure if the test was ever really done, but what a headache. Steve was very rude and defensive when confronted about what was going on. After we asked Steve if he ever did the test he said we were calling him a liar and fraud. Steve called our inspector and ripped him a new one. I feel this is extremely unprofessional. Because of all of this, our inspector and realtor both refuse to use this company in the future."

Danielle S on April 2024

Target Radon is a MHIC licensed, NRPP certified radon mitigation company providing services in the Maryland area. We specialize in custom SUB-SLAB VENTILATION/ depressurization RADON MITIGATION SYSTEMS for residential properties. The work will follow the standards of the US Environmental Protection Agency (EPA) and the National Environmental Health Association (NEHA). We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience.

"We were referring to Target Radon Mitigation by our inspector for our house inspection. I called Steve on Friday to set up an appointment to get the radon levels in a house we were under contract on tested. Steve was super friendly and stated he would drop the test off first thing Saturday morning and we should have the results of the test within 72 hours. That would make our results come in on Monday, Tuesday at the latest. Called on Monday, was told wait another day. Called Tuesday, was told wait another day. Our realtor and inspector called us and told us over the weekend a test was not dropped off. I called Steve and asked what was going on. He promised he dropped a test off and did not know why the results were not yet in. He called the lab on Thursday and they stated the test was never received. He called USPS and they said it was at the post office. If it was overnighted as Steve promised us it was, it should have gotten to the lab Tuesday at the latest. We ended up canceling the order completely. I am not sure if the test was ever really done, but what a headache. Steve was very rude and defensive when confronted about what was going on. After we asked Steve if he ever did the test he said we were calling him a liar and fraud. Steve called our inspector and ripped him a new one. I feel this is extremely unprofessional. Because of all of this, our inspector and realtor both refuse to use this company in the future."

Danielle S on April 2024


Avatar for Tri State Flood Inc

Tri State Flood Inc

10 Grant Ave W
2.00(
1
)
Approved Pro

Tri State Flood Inc

10 Grant Ave W
2.00(
1
)
Approved Pro
550 local quotes requested
21 years of experience

At Tri State Flood Inc, we specialize in comprehensive disaster restoration services. Our team is dedicated to safeguarding homes and businesses from the damaging effects of water, fires, mold and storms. Here’s what sets us apart: Water Removal and Storm Damage Restoration: When water wreaks havoc due to storms or other incidents, we’re here to help. Our 24/7 emergency response team swiftly tackles water extraction, drying, and structural repairs. Comprehensive Services: Beyond mold and water remediation, we handle storm damage repairs, basement flood cleanup and fire restoration. Choose Tri State Flood Inc for reliable, efficient, and compassionate restoration services. We’re committed to restoring peace of mind and protecting your property.

"Lesson learned. Always get an estimate. BEFORE the work is done. At least a digital copy. Arrangements for the project were made, with some one named Lynn, for the company to send someone to complete the work. We were quoted over the phone 4500-5000 which included a mold test. A sub contractor with an entirely different company (National Mold Company) was sent. When the contractor arrived, he stated that the job would be much more simpler than first thought. This led us to believe that the job would cost less, no. All said and done, they charged $5500. All said and done, it's almost like no work was done. The stains and the smell are still there. Only one actual board was taken upon the attic room. The ceiling in the bedroom was primed and painted but are still visible and have a funky smell. At this point I'm going to. Do what we should have done; Do the job ourselves. Just now with $5500 less dollars in our pockets. A detailed receipt was not given even though it was requested."

David B on August 2025

At Tri State Flood Inc, we specialize in comprehensive disaster restoration services. Our team is dedicated to safeguarding homes and businesses from the damaging effects of water, fires, mold and storms. Here’s what sets us apart: Water Removal and Storm Damage Restoration: When water wreaks havoc due to storms or other incidents, we’re here to help. Our 24/7 emergency response team swiftly tackles water extraction, drying, and structural repairs. Comprehensive Services: Beyond mold and water remediation, we handle storm damage repairs, basement flood cleanup and fire restoration. Choose Tri State Flood Inc for reliable, efficient, and compassionate restoration services. We’re committed to restoring peace of mind and protecting your property.

"Lesson learned. Always get an estimate. BEFORE the work is done. At least a digital copy. Arrangements for the project were made, with some one named Lynn, for the company to send someone to complete the work. We were quoted over the phone 4500-5000 which included a mold test. A sub contractor with an entirely different company (National Mold Company) was sent. When the contractor arrived, he stated that the job would be much more simpler than first thought. This led us to believe that the job would cost less, no. All said and done, they charged $5500. All said and done, it's almost like no work was done. The stains and the smell are still there. Only one actual board was taken upon the attic room. The ceiling in the bedroom was primed and painted but are still visible and have a funky smell. At this point I'm going to. Do what we should have done; Do the job ourselves. Just now with $5500 less dollars in our pockets. A detailed receipt was not given even though it was requested."

David B on August 2025


Wilbur Hull Nano Cleaning Solutions, LLC

308 South Fayette St
4.93(
14
)
Approved Pro

Wilbur Hull Nano Cleaning Solutions, LLC

308 South Fayette St
4.93(
14
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
316 local quotes requested

Professional Mold remediation services at affordable prices! We have the experience and dedication to get the job done right! Specializing in Mold Testing and Remediation services, we guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click to schedule a free estimate today!

"Will (owner) was very prompt in responding to my questions. I decided to proceed directly to treatment (skip testing) due to a prior mold problem in basement. Because he had an opening in his schedule that week, I decided to take care of the treatment right away. His team was very polite and professional and answered all of my questions. It took only about an hour to treat my entire house. Very happy with the service I received."

Nora W on July 2025

Professional Mold remediation services at affordable prices! We have the experience and dedication to get the job done right! Specializing in Mold Testing and Remediation services, we guarantee your satisfaction, and we won't leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click to schedule a free estimate today!

"Will (owner) was very prompt in responding to my questions. I decided to proceed directly to treatment (skip testing) due to a prior mold problem in basement. Because he had an opening in his schedule that week, I decided to take care of the treatment right away. His team was very polite and professional and answered all of my questions. It took only about an hour to treat my entire house. Very happy with the service I received."

Nora W on July 2025


Avatar for Baltimore Home Specs, LLC

Baltimore Home Specs, LLC

9802 Magledt Rd
5.00(
3
)
Approved Pro

Baltimore Home Specs, LLC

9802 Magledt Rd
5.00(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
297 local quotes requested

Home inspection company that covers the house from top to bottom. Covering from the roof to the basement and / or crawl space. Nothing is left un turned. Also, specialize in radon, mold, and lead testing. Former Level II Thermaligist (infrared scanning). I can do it all. I am also certified through the Baltimore city and county to conduct rental inspection.

"Chris was great. He explained everything that was checked and showed me all of the things I needed to know about the house. Would highly recommend him for anyone needing home inspection."

David M on March 2024

Home inspection company that covers the house from top to bottom. Covering from the roof to the basement and / or crawl space. Nothing is left un turned. Also, specialize in radon, mold, and lead testing. Former Level II Thermaligist (infrared scanning). I can do it all. I am also certified through the Baltimore city and county to conduct rental inspection.

"Chris was great. He explained everything that was checked and showed me all of the things I needed to know about the house. Would highly recommend him for anyone needing home inspection."

David M on March 2024


Avatar for Flood Solutions Inc

Flood Solutions Inc

Unknown
4.71(
7
)
Approved Pro

Flood Solutions Inc

Unknown
4.71(
7
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
622 local quotes requested

We are a family owned and operated business with over 25 years of experience. We have a vast amount of experience when dealing with all insurance companies.

"Excellent!"

Gianna R on September 2025

We are a family owned and operated business with over 25 years of experience. We have a vast amount of experience when dealing with all insurance companies.

"Excellent!"

Gianna R on September 2025


Avatar for The Best Air Quality and Restoration

The Best Air Quality and Restoration

1123 State Route 3 North 243
4.79(
217
)
Approved Pro

The Best Air Quality and Restoration

1123 State Route 3 North 243
4.79(
217
)
Approved Pro
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
1360 local quotes requested

Thebestairqualityandrestoration provides mold and air quality testing, mold remediation/removal and water damage restoration.Our focus is on you the customer to ensure our work is done right and meets your expectations. As the owner I strive to see that my business takes care of your issues. We work with a variety of customers and budgets to offer solutions customized to your needs.

"They did everything phenomenally"

Troy L on April 2024

Thebestairqualityandrestoration provides mold and air quality testing, mold remediation/removal and water damage restoration.Our focus is on you the customer to ensure our work is done right and meets your expectations. As the owner I strive to see that my business takes care of your issues. We work with a variety of customers and budgets to offer solutions customized to your needs.

"They did everything phenomenally"

Troy L on April 2024


Avatar for D & H Demolition, LLC

D & H Demolition, LLC

1668 Village Grn
5.00(
11
)
Approved Pro

D & H Demolition, LLC

1668 Village Grn
5.00(
11
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
4151 local quotes requested

Leading the industry by providing a comprehensive service to residential & commercial clients in need of selective & structural demolition , hazardous material abatement and disposal , as well as mold remediation services. Call or click for your FREE estimate today!

"Excellent job excellent people"

Denise W on June 2025

Leading the industry by providing a comprehensive service to residential & commercial clients in need of selective & structural demolition , hazardous material abatement and disposal , as well as mold remediation services. Call or click for your FREE estimate today!

"Excellent job excellent people"

Denise W on June 2025

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FAQs for radon gas abatement projects in Baltimore, MD

The only way to know whether your home or water supply contains radon is to schedule a professional test. A qualified radon inspector will collect samples, deliver lab-verified results, and explain the findings for $150 to $800. Once you know your exact levels, you and your radon mitigation pro can choose the right system and tackle the problem before it affects your family’s health.

Both roles tackle radon, but they focus on different steps. Inspectors test your home, interpret the results, and determine whether levels exceed EPA guidelines. Mitigation pros design and install the system that lowers those levels. Some companies do both, but the skills and equipment differ, so always verify that the person you hire is properly certified for the specific service you need.

Installing a mitigation unit fixes radon problems by reducing indoor gas levels to established safe standards. A system designed and installed by a mitigation expert, tailored to your home's specific layout and foundation, guarantees effective radon reduction. This expert installation ensures consistent performance over time while safeguarding your indoor air quality.

Open windows and doors do not reduce radon levels because they trigger a pressure imbalance that draws radon-laden air into your home. This practice fails to control radon concentration and can even worsen the issue. An active suction mitigation system provides a proven, safe, and effective solution to reliably reduce radon levels.

Radon mitigation systems generally last between 10 and 30 years, depending on system type and maintenance. Passive systems endure the longest because they have no moving parts, whereas active systems, which use a fan, require fan replacement every 5 to 10 years. System components, such as PVC pipes, seals, and fittings, can remain effective for decades when paired with periodic inspections and proper maintenance.

Radon mitigation systems consume between 300 and 3,000 kWh of electricity per year, depending on fan size and system design. On average, an active radon fan draws 100 to 300 watts continuously, which translates to roughly 876 kWh annually, and adds $30 to $300 to your energy bill each year. Choosing a high-efficiency fan and ensuring tight sealing around pipes helps minimize these ongoing costs.

The Baltimore, MD homeowners’ guide to radon gas abatements

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