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Find Mold & toxic material testers in Pasadena

Avatar for Bye Bye Mold, Inc.
Bye Bye Mold, Inc.
4.8(
57
)

Serving Pasadena, CA and surrounding areas

Angi Approved

In business since 2002

Emergency services offered

Credit card accepted

"Mold is a reason for death. You need the right company. We found mold in the house that wasn't found during inspection. When we called them and told them about the situation, the owner said "It is not my job, I only tell you that there is mold. I don't tell you the location!". Then WHY do you list all the locations in your report???? AND miss to list another one??"
Air Sample
Moisture Meter
Mold on shoes
Mold Growth under sink
Response time3 hrs
Recommended by96%of homeowners
Avatar for Mold Solutionz 24/7
Mold Solutionz 24/7
4.5(
29
)

Serving Pasadena, CA and surrounding areas

Angi Approved

In business since 1995

Free estimates

Emergency services offered

"Friendly servicer. However, had a bit of sticker shock with air sampling. Was told it was $160 per sample but it wasn?t clear until she finished that the total would be $320 (a control sample target sample). It would have been better to clearly quote the expected total. "
demo
pic 2
Response time11 hrs
Response rate89%
Recommended by89%of homeowners
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FAQs for mold & toxic material test projects in Pasadena, 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 Pasadena, 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.