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Find Mold & toxic material testers in Sebastopol

Avatar for Viva Property Restoration
Viva Property Restoration
4.9(
30
)

Serving Sebastopol, CA and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2020

Emergency services offered

Warranties offered

"Great customer service! Cost was very reasonable. Andy was very professional and approachable. Great communication, always took the time to update on work progress and to answer questions. Very happy with results and how they cleaned up after the work was finished. Highly recommend!"
Mold
Attic Water Damage
Damage Sheetrock
Response time11 hrs
Response rate90%
18 neighbors recently requested a quote
Insight Environmental
5.0(
16
)

Serving Sebastopol, CA and surrounding areas

Angi Approved

In business since 2002

Free estimates

Credit card accepted

"Many people advised me not to contact a Mold Inspector, because â They always find moldâ . These are people who donâ t go to dentists because they might find cavities. The first time I hired Steve Ramos, he found â No Moldâ on the property I asked him to inspect so I knew I could trust him. This year I suspected I had mold in my rental property and wanted to be sure my pregnant tenant was safe. Steve not only found the source of mold, he told me exactly what type of mold I was dealing with, what the risks were to my tenant and unborn child, and what steps I needed to take to eliminate it. He was always available, and still is, to answer my questions and work with my contractor to insure a safe environment for my tenants and their baby. Nobody wants to have to call a mold inspector, but if you do, I urge you to call Steve Ramos. He is not only excellent on a professional level, he is also honest and caring on a personal, human level and goes way beyond his job description to help his clients."
Response time7 hrs
13 neighbors recently requested a quote
Recommended by18%of homeowners
Avatar for Environmental Technical Services
Environmental Technical Services
New to Angi

Serving Sebastopol, CA and surrounding areas

Angi Approved

In business since 1985

Small jobs welcome

Offers commercial services

Environmental Technical Services is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

ETS Office Photo
ETS Office Photo
ETS Lab Photo
ETS Lab Photo
ETS Lab Photo

+1

Response time1 hour
2 neighbors recently requested a quote
Mold Test Company Western Hub
New to Angi

Serving Sebastopol, CA and surrounding areas

Angi Approved

In business since 2008

Free estimates

Credit card accepted

At Mold Test Company NOCA, we take great pride in the experience, expertise, quality, and customer service that we provide to meet the consumers needs. It is our mission to provide excellent workmanship, and complete customer satisfaction from start to completion of a project. In order to understand the needs, and expectations of our customers, we take great care to work, and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

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FAQs for mold & toxic material test projects in Sebastopol, 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 Sebastopol, 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.