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Find Mold & toxic material testers in Norristown

Avatar for Aerotek Environmental, LLC
Aerotek Environmental, LLC
4.8(
196
)

Serving Norristown, 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
60 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Mold Test Company PA
Mold Test Company PA
4.2(
110
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2008

Free estimates

Emergency services offered

"I received my call earlier today, and discussed my concerns. I wanted to start the process toward remediation asap! Mr. Griffin was at my house 4 hrs later. He was professional, compassionate, and answered all my questions, since this was a new experience for me and of concern. By 3pm, my home was totally inspected and my airborne samples were collected and headed to the GA lab for testing and results. Within minutes, a email to track my lab results status was sent to my phone! I can't do anything until the results are determined,and Mr. Turner, Senior Mold Analyst gets the report! The ball is rolling! MsV"
Basement
Insulation
Insulation
Wall
Basement

+68

Response time12 hrs
217 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for Aerotek Environmental
Aerotek Environmental
5.0(
72
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"The price was more then fair. Dave who came out to look and then give estimate very nice and professional Answered all my questions.They were able to come out aonly a few days later. Dave came with 4 workers who did the actual work. They were very nice, professional respectful and not only did a nice job with taking down the walls and ceiling area needed but left them in good shape only taking down what they needed to do the job while keeping tthe remiander of the wall and ceiling area looking neat and sharp. They also did a great job of cleaning up I would hire them again but sure hope that is it for the mold in my house and I wont need their services again but I hu=igjly recommend them for anyone else looking for mold specialists"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+17

Response time7 hrs
6 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for SS John & Marin Restoration LLC
SS John & Marin Restoration LLC
5.0(
18
)

Serving Norristown, PA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Credit card accepted

"I had a great experience working with Al. From the get go they were very responsive to the request and promptly scheduled an in home consultation. Al is certified in mold remediation and walked me through the steps in detail. Working with them through the remediation process was a breeze and I was given quick updates on the progress and the outcomes. They also accommodated an adhoc request to remediate an area not in the scope of work at no extra fee. They are thorough and meticulous in the process and attention to details is excellent. I had a truly great experience working with Al and also Sebastian and will definitely recommend them for any mold remediation work. Thanks, Rohit"
Response time1 day
Response rate91%
24 neighbors recently requested a quote
Avatar for Atlas Environmental Inspections
Atlas Environmental Inspections
4.9(
78
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2012

Credit card accepted

Offers commercial services

"They arrived within a couple hours of my calling them. The took mold samples and air samples and I believe the results were back in 2 days. They sent a thorough report of their findings. I had a lot of suspicious mold that tested to be toxic."
Containment of a pipe before abatement
Large stairway containment
Testing floor tile before abatement
Proper containment in a school
 Tent procedure during a glovebag removal

+6

Response time2 days
16 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Bioclean
Bioclean
5.0(
19
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2003

Free estimates

Credit card accepted

"Tim is a knowledgeable guy! He tested two of my residences for mold, dust mites and VOCs. He was prompt and very hard working! Test results were received and recommendations followed. Great job!"
Shop Floor 3
Hallway 1
Shop Floor 2
Shop Floor 1
Office 1

+11

Response time12 hrs
Response rate93%
7 neighbors recently requested a quote
Avatar for Bioclean
Bioclean
5.0(
30
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"Excellent Company to deal with. Would highly recommend Bioclean. Job was done quickly and clean up was done professionally with nothing left behind. An A-1 company for anyone looking for mold removal. Leo Lapat 1815 Buck Road Feasterville, PA 19053 215-322-2461"
Mold Damage
Tear out Mold affected Materials
Tear out Mold affected Materials
Drying & Dehumidification
After Repairs/Pre Loss Condition

+17

Recommended by93%of homeowners
Avatar for J&A Environmental Services LLC
J&A Environmental Services LLC
4.9(
118
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"Easy as ever to get a mold test for bathroom. Described in detail how he was testing. Called in the morning & Al came out late afternoon. Great service!"
Drywall
Mold
Mold
Mold
Mold

+6

Response time6 hrs
Response rate93%
13 neighbors recently requested a quote
Avatar for NAL East Environmental Services, Inc.
NAL East Environmental Services, Inc.
4.9(
88
)

Serving Norristown, PA and surrounding areas

Approved

In business since 2001

Free estimates

Emergency services offered

"I saw NAL East Environmental, read their Profile & was extremely impressed. Their Inspectors’ are Highly Educated Professionals. Words can’t describe how Grateful I am for Mark Stern & Joe Chairmonte. Testing was explained with Professionalism, Knowledge & Compassion. Mark is a Genuine Professional. He was Respectful & Kind as he explained and knew what should be tested. Joe was already set up. They were extremely thorough. After testing, Mark said, “Please call with any questions,” He was true to his word. After finding Acute Mold issues in Our Rental Home of 17+!years. Mark showed much care for Our well-being. It’s RARE to find a Co. with such Caring Inspectors w/High Moral Values, Yet, here they are!! I hired Mark & Joe again for Surface Testing. I’ve since referred Mark & Joe to Family. NAL East is The BEST! Thank you & Many Blessings to Mark & Joe. You are Amazing Assets to NAL Eastern & Our Community!! Jacqueline W., Yardley, PA"
Seals
Seals
Leak, areas cleaned, occupants still sick
HVAC
HVAC

+9

Response time5 hrs
38 neighbors recently requested a quote
Recommended by98%of homeowners
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FAQs for mold & toxic material test projects in Norristown, 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 Norristown, 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.