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A-1 Radon

A-1 Radon

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Radon Testing & Radon Mitigation Services in Wisconsin

Your Wisconsin Radon Specialists: Reliable Service, Proven Results

A-1 Radon is a Wisconsin-based radon testing and radon mitigation service that provides comprehensive, professional assistance to ensure the safety and health of homes and businesses.

Radon Testing Radon Mitigation Contact Us
  • Free Radon Testing

  • 18,000+ Systems Installed

  • Low-Level Guarantees

  • #1 Customer Service

Radon Facts

Radon is a colorless, odorless, tasteless gas that can cause lung cancer if present in high levels in the home. The EPA estimates that radon is responsible for approximately 21,000 lung cancer deaths each year in the United States alone.

#1 Cause of Lung Cancer

After Smoking Among Nonsmokers

Tasteless & Odorless Gas

Radon Is Only Detected Using Specialized Tests

1 In 2 Homes In Wisconsin

Have Levels Above The EPA’s 4.0 pCi/L Radon Action Level

Mitigating at 2.7 pCi/L

Is Recommended By The World Health Organization

Learn more in our radon resources, EPA's website or radon.org.

Our Service Area

Serving Green Bay, Appleton, Milwaukee, Shawano, Door County & surrounding areas

Radon Testing & Radon Mitigation Services In Wisconsin

Our Services

Our certified professionals deliver excellent radon and mitigation services, ensuring your safety with the highest standards of quality.

A-1 Radon certified technicians receiving specialized training in radon testing and mitigation

Radon Testing

Fast, convenient, and free radon testing solutions for local residents. Get your radon levels report fast!

 
Best Residential Radon Mitigation

Radon Mitigation

Fast and affordable radon mitigation services through our friendly and highly qualified technicians.

 
Installed radon mitigation system in Wisconsin

Fan Replacement

 
Home Residential Radon Mitigation

Radon System Repair

 
Radon testing solutions for commerical radon contracts

Commercial Radon Testing

 
Vapor Instruction project located in Green Bay, Wisconsin

Vapor Intrusion

 
We Work With A Variety of Clients to Create Radon Solutions

Who We Serve

We provide comprehensive radon solutions for home owners, real estate agents, real estate transactions, commercial buildings, and other types of structures.

Happy homeowners standing in front of their house, satisfied with A-1 Radon's testing and mitigation services

Homeowners

 
A couple of home buyers consulting with an A-1 Radon specialist before purchasing a new property

Buyers & Sellers

 
Real estate agent shaking hands with an A-1 Radon technician, collaborating to ensure safe and radon-free homes for clients

Real Estate Agents

 
Home inspector working together with A-1 Radon to assess the radon levels in a residential property

Home Inspectors

 
Property manager discussing radon mitigation plans with an A-1 Radon expert for a multi-unit building

Property Managers

 
A-1 Radon technicians performing radon testing and mitigation services at a school and daycare to protect children and staff from radon exposure

Schools & Daycares

 

Why Choose Us

A-1 Radon is the perfect choice for your radon testing and radon mitigation project with our family-owned and operated business, providing customers with the highest quality of service.

  • Price Match

    We’ll match or beat any competitor’s price!

  • Lifetime Warranty

    Peace of mind knowing your system is covered!

  • Low Level Guarantee
  • Custom Systems
  • Affordable Pricing
  • Qualified & Certified
  • Friendly, On-Time Techs
Contact Us
  • A-1 Radon has locations in Green Bay and Appleton, with a map indicating that they also provide radon testing and mitigation services throughout the surrounding state
  • Radon mitigation system expertly installed at a local home, with visible vent pipe and fan ensuring safe removal of radon gas

Certifications & Affiliations

We're fully certified and accredited by the National Radon Proficiency Program (NRPP) and the American Association of Radon Scientists & Technologists (AARST).

A-1 Radon proudly displaying their affiliation with the American Association of Radon Scientists and Technologists (AARST) to ensure industry best practices"
A-1 Radon showcasing their National Radon Proficiency Program (NRPP) certification, demonstrating expertise and professionalism in radon testing and mitigation"
A collection of 5-star Google reviews for A-1 Radon, highlighting the company's commitment to customer satisfaction and quality service"
A-1 Radon's fully insured status, providing peace of mind to customers by ensuring that their services are protected and reliable"
Testimonials

What Our Customers Say About Our Radon Services

Adam was very responsive and his installation team did a great job. Top notch work. Follow-up service and questions were also excellent!

Angela T.
Green Bay, Wisconsin

Great service! Adam was the most reasonably priced and answered all our questions. Our levels are below 1.0! Highly recommend them to anyone.

Kevin H.
Appleton, Wisconsin

Called A-1 about testing our house for radon, Adam was here within 2 hours! Adam was great to work with, I would recommend A-1 to anyone. Thank you!

Larry W.
Appleton, Wisconsin

Great company to work with! Fast, clean, installed my radon system in less than 4 hours. Radon levels were at 17.0 pCi/l. 4 days after system was installed levels were below 1.0! Thank you A-1.

Adam O.
Green Bay, Wisconsin

These guys are very responsive, fast, and their craftsmanship is excellent. Our radon levels dropped from 9.2 to 0.7. Thanks for great job A-1 Radon!

Paul S.
Appleton, Wisconsin

Wow! A-1 lowered our radon levels from over 10pCi/l to below 1.3. Fast, friendly, and tidy installers. Thanks for keeping my family safe from radon! Highly recommend.

Karen K.
Appleton, Wisconsin

Resources

Let us be your source for quick, comprehensive answers to all of your radon questions! Our expert staff is standing by to help.

How to Pick the Right Radon Mitigation Company for Your Home
January Is National Radon Action Month
Discover Long-Term Radon Testing
Detecting Radon: 3 Important Benefits of Long-Term Radon Testing
Learn More

Our Team Of Certified Radon Professionals Are Here To Help

If you're looking for a reliable radon company to provide you with quality, professional services, then look no further! Don't let dangerous levels of radiation threaten the safety of your family or employees; hire A-1 Radon today for all your radon solutions!

Radon Testing Radon Mitigation Contact Us

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Overview

  • About
  • Radon Testing
  • Radon Mitigation
  • Fan Replacement

Details

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  • Vacuum Business

Who We Serve

  • Homeowners
  • Home Buyers/Sellers
  • Realtors
  • Property Managers
  • New Construction
Contact Us

Green Bay
Appleton
Milwaukee
Shawano
Door County

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