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Find Mold & toxic material testers in Cottage Grove

Avatar for Mold Test Company MN
Mold Test Company MN
4.2(
67
)

Serving Cottage Grove, MN and surrounding areas

Approved

In business since 2008

Emergency services offered

Small jobs welcome

"The company advertised was not the same company that actually came out to do the test. It seems like subcontract to other companies. There isn't a secure portal to submit credit card information so they took it verbally over the phone. Not trying to connect the dots but was a strange coincidence that the day after they charged my card that there was a fraud charge on my account."
Mold Testing
Drywall
Mold Testing
Mold Testing
Mold Testing

+43

Response time1 day
115 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for Valley Mold Services LLC
Valley Mold Services LLC
5.0(
5
)

Serving Cottage Grove, MN and surrounding areas

Approved

In business since 2025

Small jobs welcome

Offers commercial services

"We knew of some mold spots in our new home and wanted to know the best course of action on how to resolve it. Valley Mold Services tested them and covered how to address those spots, and also found other spots (toilet & fireplace) we didn’t already know about. Turnaround time was quick for the mold tests and I felt comfortable with the whole process. Easy to schedule with and very personable! It was $500 for a whole home inspection but worth every penny! "
Aspergillius mold under bathroom sink
Ceiling underneath shower leak
Mold on drywall and baseboard
Mold testing by furnace and adjacent closet
Mold testing of wall opposite a room with an overf

+41

Response time4 hrs
Response rate100%
1 neighbors recently requested a quote
Avatar for Allied Property Services
Allied Property Services
4.7(
23
)

Serving Cottage Grove, MN and surrounding areas

Approved

In business since 1989

Free estimates

Credit card accepted

"Schaun and his team were very knowledgeable and thorough. The explained the entire process, exhibiting their expertise. They stuck to the bid and completed the job in the timeframe they promised. I highly recommend!"
Recommended by8%of homeowners
Avatar for All 4 Him Abatement & Construction Services LLC
All 4 Him Abatement & Construction Services LLC
4.9(
21
)

Serving Cottage Grove, MN and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

"Sean was very nice to us. We were afraid of having asbestos on one part of the house and he was patient enough to answer all of our questions. We had an area tested and he was on time for the testing and we got the results when he said we were going to."
Additional Photos
Response time5 days
1 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Rapid Restoration, LLC
Rapid Restoration, LLC
4.8(
20
)

Serving Cottage Grove, MN and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"Rapid Restoration was excellent to work with on a water damage issue I had discovered. They worked with me on cleaning an affected surface as well as air quality testing so we could have exact information for the best health of the home. They were able to get started the same day and were professional and wonderful to work with from the first phone call through the completion of the job. Chad is very knowledgeable and his crew was great. It turned out that we did not need to take additional steps for remediation because the diagnostics came back without concerns. I appreciated that this team had the skill and abilities to provide information and work up possible plans from "best case to worst case scenario" then take the most fitting action. We found a perfect result for the home at much lower cost than could have been the case without such an honest exam. I had two other companies out to look and Rapid stood out in terms of timing, communication, assessment, and an efficient plan. I couldn't be happier and will definitely call them again and highly recommend them!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+14

Response time1 day
16 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Aztec Asbestos Removal LLC
Aztec Asbestos Removal LLC
4.3(
7
)

Serving Cottage Grove, MN and surrounding areas

Approved

Free estimates

Emergency services offered

Credit card accepted

Aztec Asbestos Removal LLC offers the removal of asbestos for commercial and residential properties. \n\nWe started in 2011 and have been providing excellent asbestos removal service ever since. We have withheld a rating of A+ through the Better Business Bureau reflecting our strict safety procedures and impeccable work ethic since 2013. We strive to offer excellent customer satisfaction by being very flexible and available, on top of making safety our #1 priority.\n\nWe are licensed in Minnesota and offer professional asbestos air sampling.

5 neighbors recently requested a quote
Recommended by85%of homeowners
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FAQs for mold & toxic material test projects in Cottage Grove, MN

Some companies offer a no‑cost phone or video consultation that screens for red flags. If the discussion points to a real issue, the pro will recommend a paid on‑site inspection. The complimentary call clarifies whether you need full testing, but it isn’t a substitute for samples, lab work, or a written report. Always confirm what the free service covers before you schedule.

A standard inspection, which includes basic air and surface samples, takes an average of two hours. If the pro needs to probe hidden spaces, such as wall cavities or ductwork, plan on up to six hours. Extra time allows the inspector to reach tight areas, collect additional samples, and document findings. Lab analysis is a separate process and often adds several business days to the overall timeframe before you receive the full report.

Mold thrives where moisture lingers and air flow is poor. Common hotspots include bathroom walls, kitchen backsplashes, window sills, HVAC vents, fireplaces, crawl spaces, and enclosed attics. Check these areas regularly—especially after leaks or high‑humidity weather—to catch growth early and avoid costly repairs.

Unchecked mold can knock 20% to 37% off a home’s market value because buyers worry about hidden damage and health risks. Even after remediation, visible staining or a history of major moisture issues can still lower offers and prolong the time on the market. Addressing mold quickly protects both your property’s structural integrity and its resale appeal.

The Cottage Grove, MN homeowners’ guide to mold & toxic material tests

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