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Find Mold & toxic material testers in Irvine

Avatar for Mold Neutralizers
Mold Neutralizers
4.8(
69
)

Serving Irvine, CA and surrounding areas

Approved

In business since 2014

Emergency services offered

Small jobs welcome

"Mold Neutralizers did a fantastic job for us. Lee is very knowledgable in the area of mold and was very insightful for us. He came very quickly after I requested a quote. Several of the tested areas came back positive for toxic mold, so my wife and I decided to have Lee and his crew take care of things for us. They did it in a timely manner and very efficiently. He communicated with us throughout the process, sending us pictures of the molded areas they remediated. (We were staying in a hotel while they did the remediation because I'm in a wheelchair and couldn't get around while things were torn up.) When they were done and we returned home, the house was extremely clean and ready for the subs to come and renovate the place. The remediation process itself was well shy of a week! We highly recommend Lee and Mold Neutralizers!"
Mold Inspection
Mold Inspection
Mold Inspection
Moisture detector
Single Family Home

+5

Response time2 days
10 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Pure Maintenance of Orange County
Pure Maintenance of Orange County
4.7(
17
)

Serving Irvine, CA and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"Best price for mold testing. Very easy to work with and completed the job quickly. All mold was removed in a few hours. Love the guarantee thier work."
The dry fog killing off all the mold spores
Getting rid of the stinky smell by killing mold
Coming out of the crawl space always feels good!
Certificate
Response time8 hrs
Response rate87%
116 neighbors recently requested a quote
Avatar for 911 Certified Mold Testing LLC
911 Certified Mold Testing LLC
5.0(
8
)

Serving Irvine, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"A few months ago I used 911 certified mold testing for my home they were referred to me by my plumber. I had a great experience dealing with this company they were very professional and knowledgeable about mold testing. They were also reasonable in their pricing! I highly recommend using this company for mold testing."
Response time4 hrs
Response rate93%
Recommended by87%of homeowners
Avatar for Homquest, Inc.
Homquest, Inc.
5.0(
3
)

Serving Irvine, CA and surrounding areas

Approved

In business since 2010

Offers commercial services

Customers say: Quick response

"Had water heater leak that caused mold on the platform. After having mitigation done, Homquest came out to do air test for mold. Reporting negative results. Highly recommend! Professional, honest and reliable!"
Mold Testing
Collect Samples
Response time8 hrs
Recommended by100%of homeowners
Avatar for Express Dry
Express Dry
5.0(
11
)

Serving Irvine, CA and surrounding areas

Approved

In business since 2015

Free estimates

Emergency services offered

"Noah scheduled an estimator to come to my house 30 minutes after my phone call. Moises came and gave me a reasonable price. He was prompt and courteous. The next day Hiram and Orge came to do the work. They were prompt and friendly. They did an excellent job removing the mold. Brian called me to keep me appraised of what they did and how long they will be leaving the dehumidifier and other drying equipment in the garage. This company is prompt, professional, and courteous and did an excellent job. I would definitely use them again."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+9

Response time1 day
8 neighbors recently requested a quote
Recommended by100%of homeowners
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FAQs for mold & toxic material test projects in Irvine, CA

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 Irvine, CA homeowners’ guide to mold & toxic material tests

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