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Find Mold & toxic material testers in Alexandria

Avatar for MoldGone LLC
MoldGone LLC
4.9(
812
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2006

Free estimates

Warranties offered

"Jay was great. Went through our garage, solved our issue, didn't try to upsell us, just a very thorough professional estimate and analysis of a mold-related smell issue."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+8

Response time1 day
14 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for ZeroMold
ZeroMold
5.0(
34
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"Zeromold was very helpful. I had mold in my basement bathroom. I didn't know how long it had been there or if it was also somewhere else I couldn't see. They tested for mold and cleaned it all up. Very effective. Thanks."
Fogging Process
Commercial Fogging
Fogging Process
Before and After Mold Spore Count
Inspection

+5

Response time6 hrs
Response rate95%
21 neighbors recently requested a quote
Avatar for Mold Test Company VA
Mold Test Company VA
4.3(
101
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2008

Emergency services offered

Small jobs welcome

"The master teach was highly informative in explaining the science of the terms. I had previously hired another company and was left confused. I therefore paid more to have a second test by the Mold Test Company, and it was a very wise decision. If you think you may have mold in your home are apartment, I highly recommend that you contact Mold Test Company"
Technician
PVC Pipe
Shoes
Shoes
Shoes

+77

Response time1 day
136 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for The Best Air Quality and Restoration
The Best Air Quality and Restoration
4.8(
216
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"Very professional, courteous, knowledgeable and helpful. They did a good job cleaning my air ducts and treating them for mold. They worked diligently for 1-1/2 hours. I thought the price was very reasonable. I would hire them again."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+50

Response time1 day
2 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Mold Test Company MD-DC
Mold Test Company MD-DC
4.4(
27
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2015

Emergency services offered

Small jobs welcome

"I called several companies trying to find thorough air quality testing. The testing and explanation of the lab results were very thorough and affordable."
Mold Testing
Mold Testing
Mold Testing
Mold Testing
Mold Testing

+70

Response time1 day
166 neighbors recently requested a quote
Recommended by77%of homeowners
Avatar for Mid-Atlantic Mold and Restoration
Mid-Atlantic Mold and Restoration
5.0(
13
)

Serving Alexandria, VA and surrounding areas

Approved

In business since 2001

Free estimates

Emergency services offered

"When this company came to inspect my home- where I thought there was a problem, I was immediately informed that I did not have a mold problem. He literally wiped what I thought was mold away with his hand, and told me use some Lysol to take care my bathroom cabinet. I am thankful for his honesty and the fact that I didn't have to spend any money for his services. If I ever develop mold in my home, my first choice would be mid-atlantic mold and restoration! The Gentleman that came out to inspect was very kind and knowledgeable!"
Recommended by100%of homeowners
Avatar for Green Home Solutions of Northern Virginia
Green Home Solutions of Northern Virginia
4.7(
35
)

Serving Alexandria, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Offers commercial services

"We reached out to Green Home Solutions after discovering a dark mold like substance in one of our air vents. Roy called me within minutes of my Angie's List reach out and set up a complimentary inspection for the very next day. Roy inspected the 'mold' and quickly determined that our problem was a case of bad dust rather than mold. Roy could have charged us a ton of money offering his mold remediation services. Instead, he offered sound advice and education in how we should clean up the dust and keep our home mold free. Roy went above and beyond in sharing his expertise with us during the complimentary house visit. Roy did not pressure us into purchasing any services. We are so grateful to have reached out to Green Home Solutions and to have discussed our mold concerns with Roy. We would highly recommend this company to anyone."
Small water intrusion  in Basement window
Got Mold?
Don't touch this
Work Fleet
Work Fleet

+17

Response time1 day
26 neighbors recently requested a quote
Recommended by82%of homeowners
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FAQs for mold & toxic material test projects in Alexandria, VA

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 Alexandria, VA homeowners’ guide to mold & toxic material tests

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