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Find Mold & toxic material testers in Newark

Avatar for Pacific Pure Maintenance
Pacific Pure Maintenance
4.9(
32
)

Serving Newark, CA and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"Jake and his wife were amazing to work with. Honestly, itâ s hard to find people you can trust when it comes to home repair or maintenance. Not only was Jake honest and knowledgeable, he was human. He never tried to sell me. He knew our problem, fixed the problem and took every care and kindness with my family. On the business end, I received a quote a day after our conversation and they scheduled right away. They worked with my schedule and finished up in an afternoon. The product works. Our home is built in the 50s and has horrible insulation. Some kind of moisture made our floors buckle and caused an invasion of mold. We had it on our walls, in our mattresses, and on every piece of furniture touching the ground. The exterior walls were slowly changing color. It became unbearable. We did our part and threw away everything that was now salvageable, but Jake came in and itâ s like having a new house. He rendered all of the mold inert and changed the entire feel of our home. It smelled toxic upon entry, and now it feels like home again. I highly recommend working with Pacific Pure. Specifically Jake and Family. It is a service and product you can certainly trust, in a field with plenty of untrustworthy players."
Response time10 hrs
Response rate91%
78 neighbors recently requested a quote
Avatar for Mold Test Company Central CA
Mold Test Company Central CA
4.5(
73
)

Serving Newark, CA and surrounding areas

Approved

In business since 2015

Emergency services offered

Small jobs welcome

"The inspector was professional and thorough. The report was timely and the company's representative called me to explain the results of the test. I've emailed him to request clarifications and am awaiting his reply. The only negative thing is that after our telephone conversation he transferred me to a 3rd party company who markets mold removal services. The rep there tried to sell me his product. I didn't buy it yet."
Attic Ceiling
Drywall
Drywall
Insulation
Insulation

+66

Response time10 hrs
261 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Environmental Science Services
Environmental Science Services
4.8(
35
)

Serving Newark, CA and surrounding areas

Approved

In business since 1992

Free estimates

Emergency services offered

"Shane is very professional. I hired ESS because they offered indoor air quality tests for asbestos in addition to bulk sample tests. I also had an airborne mold test since they traveled to Santa Rosa, and the report was very thorough and tested for 27 types of mold spores including Stachybotrys (toxic black mold). I would recommend ESS to a friend seeking this service."
interior
IAQ
Clandestine Laboratory Investigation
Wipe Testing for Asbestos
Water Intrusion Mold Testing

+3

Response time8 hrs
4 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for 1-800 Water Damage
1-800 Water Damage
5.0(
7
)

Serving Newark, CA and surrounding areas

Approved

In business since 2022

Credit card accepted

Offers commercial services

We take great pride in our experience, expertise, quality and customer service that we provide to meet every consumer's needs.\nIt is our mission to provide excellent customer service from start to completion of a project.\nTo understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a personal and professional manner.\nOur reputation is based on service, safety and quality, regardless of how large or small the job\n

Water extraction
Proprietary Equipment
Technician Surveying for Moisture damage
Setting up Containment
PPE for contaminated area

+2

Response time1 day
Response rate93%
Recommended by28%of homeowners
RC Janitorial Restoration
4.3(
3
)

Serving Newark, CA and surrounding areas

Approved

In business since 1975

Free estimates

Customers say: Quick response

RC Janitorial Restoration specializes in fire and water damage restoration, offering fast, reliable, and professional services to restore homes and businesses after disasters. Our experienced team handles everything from cleanup and debris removal to complete restoration, ensuring your property is safe, dry, and back to normal. With a focus on quality and customer care, we provide efficient, comprehensive solutions to mitigate damage and prevent further issues.\nCall or 'click' for a FREE estimate today!

Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+12

10 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for American Air Testing Inc
American Air Testing Inc
4.8(
12
)

Serving Newark, CA and surrounding areas

In business since 2001

Free estimates

Warranties offered

"John and his family were very professional and punctual. They came, performed air testing and disbursed the results in a timely manner.   They seemed pretty thorough with the inspection. They worked with us given our tight schedule. An excellent experience. <br />"
Recommended by83%of homeowners
Avatar for Green Planet Mold & Restoration
Green Planet Mold & Restoration
5.0(
26
)

Serving Newark, CA and surrounding areas

In business since 2003

Free estimates

Emergency services offered

"I used this company because of the price was competitive, and E.Z suggested a mold test before he even started the whole process just to make sure I need it. He came over for an estimate, a day after i received the estimate and 3 days after they started the restoration process which took few days.  The final test showed that my house is mold free! <br /> thank you guys. I highly recommend! <br />"
Recommended by100%of homeowners
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FAQs for mold & toxic material test projects in Newark, 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 Newark, 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.