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*The Angi rating for Radon Detection And Reduction companies in Thibodaux, LA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

*The HomeAdvisor rating for Radon Detection And Reduction companies in Thibodaux, LA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

Last update on May 20, 2026

Find Radon detection and reduction specialists in Thibodaux

Avatar for Alpha Omega Env Inc
Alpha Omega Env Inc
5.0(
1
)
Radon Gas - AbatementRadon Gas - Testing

Serving Thibodaux, LA and surrounding areas

In business since 2002

Free estimates

Emergency services offered

Owner, Andrew, is a certified industrial hygienist. We can take care of any of your asbestos, lead, mold, hazardous materials, inspections, abatement, and industrial hygiene needs! Call him anytime and he will take care of your home and business needs with integrity and passion! Andrew is a Child Lead poisoning investigator for state of Louisiana and for lead inspections, he uses a hand held X-Ray Gun for real time lead paint results. Give Andrew a call today! \n

Recommended by100%of homeowners
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Big Easy Environmental Services
5.0(
3
)
Radon Gas - AbatementRadon Gas - Testing

Serving Thibodaux, LA and surrounding areas

In business since 2018

Emergency services offered

If you’re trying to find a highly regarded company which takes care of your quality of air problems, go and visit Lavalla Environmental Group, LLC. Established in 2006, it was the occurrence of Hurricane Katrina that brought our company to life.The services we provide include remediations, clothes dryer vent cleaning, air-duct cleaning, and mold and asbestos testing.We want to give back to the people of Baton Rouge and New Orleans because they helped rebuild our community after the tragic hurricane.Phone us, we service all the New Orleans and Baton Rouge, LA area. Additional phone number 225-888-6480.

Recommended by100%of homeowners
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LA Home Guardian, LLC
New to Angi
Radon Gas - Testing

Serving Thibodaux, LA and surrounding areas

In business since 2022

Free estimates

Credit card accepted

Welcome LA Home Guardian, LLC! In business since 2022, we are a full service company who takes great pride in the quality of our work and guarantees customer satisfaction. We specialize in all services for residential properties, and no job is too big or too small. Serving Covington and its surrounding areas, be sure to give us a call today! We offer free estimates.

Response time1 day
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Avatar for Spaulding Decon
Spaulding Decon
5.0(
1
)
Radon Gas - AbatementRadon Gas - Testing

Serving Thibodaux, LA and surrounding areas

In business since 2005

Free estimates

Emergency services offered

We provide professional services such as: biohazard, hoarding, water damage, thorough mold remediation, drug use/lab, and crime scene clean up services to the whole of Louisiana and nationwide.\n\nOur team is committed to providing efficient, discreet, and empathetic services tailored to each unique situation. Whether you're dealing with an urgent clean up need or seeking reliable restoration services, we're here to ensure a safe and healthy environment.

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Radon Detection and Reduction questions, answered by experts

Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.

The cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.

Installing a mitigation system reduces radon levels, which can cause lung cancer, providing peace of mind and long-term health benefits. It can also increase your home’s value, as many buyers prefer properties with radon safety measures in place. The investment is relatively low compared to the potential health risks associated with prolonged radon exposure.

Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.

No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.

The Thibodaux, LA 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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