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Find Mold & toxic material testers in Exton

Avatar for Aerotek Environmental, LLC
Aerotek Environmental, LLC
4.7(
212
)

Serving Exton, PA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"The staff did a very good job of removing the drywall that contained the mold. They were very neat and disposed of all the old material and drywall."
Response time1 day
46 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Mold Test Company PA
Mold Test Company PA
3.9(
128
)

Serving Exton, PA and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"Mold test took air samples inside and out after we discovered some questionable spots that worried us. Samples are sent to a lab for analysis. We subsequently purchased a mold remediation kit from another firm and treated the house. We are breathing easier now. Thanks!"
Basement
Insulation
Insulation
Wall
Basement

+68

Response time12 hrs
227 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for Macks Mold Removal, LLC
Macks Mold Removal, LLC
5.0(
14
)

Serving Exton, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Offers commercial services

"Mack’s Mold Removal really knows their stuff. Great prices, professional service, and great people to work with. I recommend them to all of my clients for both investment and personal properties. Mold can cause serious problems, from affecting the health of the people who live or work in buildings with mold, to affecting the price of a property that’s on the market. I know that once Mack’s Mold Removal gets the call, they work quickly and professionally to get the problem solved. I’ve talked to Jeff a number of times and it’s obvious that he is passionate about the business and committed to solving all of the customer needs."
Response time1 day
Response rate89%
112 neighbors recently requested a quote
Avatar for ACI-Tech Inc
ACI-Tech Inc
4.8(
48
)

Serving Exton, PA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"Great! They were on time, neat and very easy to deal with. The process couldn’t have went any smoother. I highly recommend for any asbestos or Mold removal!"
Response time11 hrs
6 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for S George HC LLC
S George HC LLC
4.3(
33
)

Serving Exton, PA and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"Stephen is very knowledgeable and was very thorough in both explaining process and about the mold itself. Pleasant and great to work with."
Mold Remediation
Mold Remediation
Water Damage Restoration
Water Damage Restoration
Water Damage Restoration

+8

Response time6 hrs
8 neighbors recently requested a quote
Recommended by72%of homeowners
Avatar for SS John & Marin Restoration LLC
SS John & Marin Restoration LLC
5.0(
25
)

Serving Exton, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Credit card accepted

"Alfred from SS John & Marin Restoration went above and beyond the original mold remediation job parameters and took care of additional remediation issues discovered in unexpected areas. He and his team did a superb job of remediating several mold issues, identifying underlying causes, and implementing strategies that would help prevent problems in the future. Alfred proved to be highly expert, doing thorough and excellent work, and freely sharing useful advice with me as homeowner. The expanded remediation job was completed at a very fair price. I would definitely recommend Alfred and SS John & Marin Restoration for any mold remediation challenges."
Response time1 day
Response rate91%
12 neighbors recently requested a quote
Avatar for PuroClean of Newtown Square
PuroClean of Newtown Square
5.0(
6
)

Serving Exton, PA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"I called and Tyler Sunshine was able to do the mold etc testing the following day as we were on a timeless before buying the home. Tyler was very friendly, professional and explained about the test being performed. We received the results in 2 days. Great company! Highly recommend them to anyone before buying a home or testing your residence for your own health!"
Team #2 vehicle
PC NS
Response time2 hrs
Response rate92%
Recommended by83%of homeowners
Avatar for SIS Mold & Home Inspections
SIS Mold & Home Inspections
5.0(
2
)

Serving Exton, PA and surrounding areas

Approved

In business since 2015

Free estimates

Credit card accepted

"I have worked with SIS on numerous occasions as I completely trust them with my testing needs (mold & radon). They are responsive and knowledgeable, having extensive training and experience. Bob and Mary Ann are professional and courteous while providing a competitive price for their services. I highly recommend SIS for mold and radon testing!"
Toxic Mold
Mold under rug at bathroom
Subfloor and joist
Basement Closet
Bedroom Closet

+3

Response time4 hrs
2 neighbors recently requested a quote
Recommended by100%of homeowners
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FAQs for mold & toxic material test projects in Exton, PA

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 Exton, PA homeowners’ guide to mold & toxic material tests

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