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TRUSTED BY WESTERLY, RI HOMEOWNERS

  • Average homeowner rating star icon4.8
    Average homeowner rating
  • Verified reviews icon15
    Verified mold testing and remediation services reviews

Top-Rated Mold testing and remediation specialists in Westerly - Updated Nov 2026

Avatar for Mold One Rhode Island
Mold One Rhode Island
4.7(
56
)
Mold & Toxic Material TestToxicity and Mold - RemovalIndoor Air Quality Testing+2 more

Serving Westerly, RI and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"The service was very easy! After the consultation I felt very confident that the remediation would be donâ t effectively- with peace of mind. I would recommend their service to annoying looking for a clean way to remediate mold."
Our tech holding the fog head
The crawlspace filled with our dry fog treatment
Mold we've encountered
Mold we've encountered
Mold we've encountered

+3

Response time10 hrs
Response rate95%
36 neighbors recently requested a quote
Avatar for Mold Test Company North East
Mold Test Company North East
3.8(
91
)
Mold & Toxic Material TestIndoor Air Quality TestingMold & Toxic Material Test - For Business

Serving Westerly, RI and surrounding areas

Approved

In business since 2008

Small jobs welcome

Credit card accepted

"They were quick and thorough and knowledgeable and tested air inside and out and then recommended mediation. They don’t do that so there’s no conflict of interest. They recommended a company but left it up to me."
Mold Testing
Mold Testing
Mold Testing
Mold Testing
Mold Testing

+69

Response time5 hrs
23 neighbors recently requested a quote
Recommended by83%of homeowners
Morry R.S. NewEngland LLC
4.3(
6
)
Toxicity and Mold - RemovalToxicity and Mold - Removal - For Business

Serving Westerly, RI and surrounding areas

Approved

In business since 2007

Free estimates

Credit card accepted

Here at Morry Remediation Services. We strive to satisfy all of our customers and will go the extra mile to make sure you are completely satisfied. We believe in fostering a collaborative relationship to understand your specific requirements and tailor our services to meet your unique needs and we will work effectively to achieve the best possible outcome for your project.

Avatar for DAI, LLC
DAI, LLC
3.4(
9
)
Toxicity and Mold - Removal - For Business

Serving Westerly, RI and surrounding areas

Approved

In business since 2011

Emergency services offered

Credit card accepted

"DAI did a mold abatement and basement restoration. Maxx was easy to work with. The crews were professional and accommodating. They did outstanding work at a fair price. DAI is a gem that we highly recommend."
commercial office cleaning area
commercial office cleaning
behind and under decks
commerical clenaing
office area

+17

Response time1 day
Recommended by75%of homeowners
Avatar for Restoration 1 of Rhode Island
Restoration 1 of Rhode Island
4.8(
26
)
Toxicity and Mold - RemovalToxicity and Mold - Removal - For Business

Serving Westerly, RI and surrounding areas

In business since 2020

Free estimates

Emergency services offered

"Terrific job by Restoration 1! Our basement is cured of mold and bad musty smell! Customer service also excellent! All work done within a tight schedule of a few days as we needed to move into this newly purchased home!"
Restoration 1 of RI
Restoration 1 of RI
Restoration 1 of RI
Water Damage Clean Up
Water Damage Clean Up

+9

Response time9 hrs
Recommended by95%of homeowners
Radon Systems LLC
5.0(
234
)
Indoor Air Quality TestingMold & Toxic Material TestMold & Toxic Material Test - For Business+2 more

Serving Westerly, RI and surrounding areas

In business since 1985

Free estimates

Emergency services offered

"We were selling our house and the radon test came back high so we needed quick and effective service. The appointment was scheduled a week from our call. The technician arrived on time and helped identify the best location for the system that was both effective and as aesthetic as possible. The install went quickly and he took the time to explain how it worked and what we should look for in terms of monitoring and maintenance. Overall, it was a good experience."
Recommended by99%of homeowners
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Mold Testing and Remediation FAQs, answered by experts

Many types of mold spores and fungi spores are constantly present in the air, but they need a friendly surface and moisture to grow. Should some of these spores land on paper or wood with significant moisture present—such as drywall with a paper cover that is soaking up water from a leak—mold or fungi could begin growing. Dampness from leaky pipes, condensation on windows, leaks in a roof, flooding in a basement, or high, prolonged humidity in a small area all can create the excess moisture that mold and fungi need to grow in your home.

DIY kits are available for basic air quality testing, but professional services provide more comprehensive results and recommendations. While a DIY kit may seem cost-effective, a professional assessment is more thorough. Inspectors are better equipped to catch all pollutants and hazards, and you'll still need a professional to verify and act on DIY test results. Furthermore, some kits don't test for certain pollutants or only detect their presence without measuring specific levels (like mold spores). It's generally better to opt for a detailed professional assessment.

No, a dehumidifier does not actually remove mold. It only reduces the moisture in the room, which mold needs in order to grow. If you already have mold, you’ll need to do a deeper cleaning or call a pro to remove the existing mold first.

Powdery mildew tends to grow mostly on leafy plants. The mold itself isn’t particularly harmful, except for those who are allergic to mold. However, you should treat it like you’d treat the discovery of any other mold, and get rid of it immediately. Powdery mildew can spread to your home, which can cause expensive damage. 

Many caulk alternatives are safe for use in kitchens and food preparation areas, provided you apply them correctly and let them cure for the right amount of time. If you’re unsure about this step, call in a pro to do it for you. Silicone putty and caulk strips are often used around sinks and countertops due to their waterproof and flexible nature. Always choose products labeled as safe for kitchen use and follow the manufacturer's instructions for proper application and curing.

The Westerly, RI homeowners’ guide to mold testing and remediation services

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