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Find Mold & toxic material testers in Brentwood

Avatar for Mold Test Company Central CA
Mold Test Company Central CA
4.0(
88
)

Serving Brentwood, 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
255 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Greenshield Solutions Remodeling Inc.
Greenshield Solutions Remodeling Inc.
4.5(
11
)

Serving Brentwood, CA and surrounding areas

Approved

In business since 2025

Free estimates

Small jobs welcome

"Brando came out and did great job estimating the job needed to be done then completed the work with great accuracy and care for the customer. I would highly recommend him for the work and care he had for my home."
Sewage Extraction
Sewage Extraction
After Photo
After Photo
Before Photo

+9

1 neighbors recently requested a quote
Recommended by44%of homeowners
Avatar for Mold & Air Quality Consulting LLC
Mold & Air Quality Consulting LLC
3.0(
2
)

Serving Brentwood, CA and surrounding areas

Approved

In business since 2019

Emergency services offered

Small jobs welcome

My name is Giovanni, and I represent Mold & Air Quality Consulting LLC. We specialize in offering a range of professional services to help ensure a safe and healthy environment, including:\n\n • Onsite mold assessment and evaluation inspections \n • Mold sampling \n • Air Quality Testing \n • Pre-remediation air testing \n • Post-remediation air testing At Mold & Air \n\nQuality Consulting LLC, we prioritize honesty, transparency, and integrity. If you are seeking a mold and air quality inspection company that values these principles, we are the ideal choice for you and your family. Our inspection services are straightforward and client-focused. Unlike others, we do not earn commissions on sales, nor do we use scare tactics to push remediation services. Our primary goal is to provide you with clear, unbiased information to help protect the health and safety of your home.\n\nBest regard,\nGiovanni Salmon\nMold & Air Quality Consulting LLC

Mold Inspection
Mold Inspection
Response time1 day
Response rate90%
Avatar for Isaacs Forensic Laboratories
Isaacs Forensic Laboratories
5.0(
6
)

Serving Brentwood, CA and surrounding areas

In business since 2000

Emergency services offered

Small jobs welcome

"I had a great experience with Isaac Forensic. Rafi and team responded quickly in an urgent situation, cleaned and fixed the mold problem the same day and in a short time. I am extremely happy with the service and the knowledge that Rafi demonstrated through the process. Highly professional and realizable. I would definitely recommend them!"
Response time7 hrs
Response rate97%
Avatar for Fire & Water Damage Recovery
Fire & Water Damage Recovery
4.7(
69
)

Serving Brentwood, CA and surrounding areas

In business since 1997

Free estimates

Emergency services offered

"Look, you're not calling a company like FWDR because something happy has happened... Our refrigerator flooded our kitchen - exposing a small, long-term leak that had slowly destroyed our cabinets, drywall, and floors without for years our knowledge. We now had ourselves a water damage AND a mold problem and had no idea where to start. We were lost and stressed and didn't know who to call. I did a quick search and found FWDR because of all of their amazing Yelp reviews. One call to FWDR turned a stressful situation into a manageable project with knowledgeable support all along the way. Javier was always able to quickly and patiently answer my questions (and I had a lot of questions), he referred us to several companies to deal with prerequisite issues (asbestos and lead testing and removal), and it felt like he was there to walk us through the whole process. I can't tell you how much I appreciate the patience and consideration Javier, Santos, and Margarita showed every step of the way. They worked with the other vendors and my insurance directly to make sure that no time was wasted between services from different companies, the work was quick and thorough (proof received through testing), and every consideration was given to my family with two toddlers and small home during a pandemic - they did their very best to work around us and our day to day needs. I can't thank them or recommend them enough. Attentive, detailed, courteous, patient, thorough, and going well above and beyond in customer service - you really can't ask for more from a company you never really want to have to call in the first place!"
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+27

Recommended by88%of homeowners
Curtis Roberts AAA Mold Inspection
5.0(
2
)

Serving Brentwood, CA and surrounding areas

In business since 2004

Emergency services offered

Credit card accepted

Curtis Roberts AAA Mold Inspection Services is certified, insured, and bonded. I have performed testing since 2004. In most cases (mold) test results come back the next business day.\nWe provide you with professional assistance--certified mold inspectors--to find mold that could be hidden inside your walls, ceilings, floors, basement, crawl space, attic, as well as HVAC equipment and ducts. All technicians are certified and experienced in mold inspection (mold assessment) and mold testing; training includes sampling protocols and use of state-of-the-art equipment. Call us for an estimate today!

Response time12 hrs
Response rate100%
Recommended by100%of homeowners
Avatar for Cal Tech Inspections
Cal Tech Inspections
4.7(
14
)

Serving Brentwood, CA and surrounding areas

In business since 2015

Free estimates

Credit card accepted

Cal Tech Inspections is a locally owned and operated inspection company that values honesty and integrity in all aspects of our business. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today! \n\ncaltechinspect.com\n8am-6pm mon-saturday

Exterior Inspection
Home & Sewer Inspections
Foundation Inspection
Crawlspace Inspection
Inspection Reports

+23

Response time6 hrs
Response rate90%
Recommended by92%of homeowners
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FAQs for mold & toxic material test projects in Brentwood, 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 Brentwood, 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.