Top-rated mold & toxic material testers.

Get matched with top mold & toxic material testers in Yorba Linda, CA

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Mold & toxic material testers in Yorba Linda

Avatar for Mold Neutralizers
Mold Neutralizers
4.8(
69
)

Serving Yorba Linda, CA and surrounding areas

Approved

In business since 2014

Emergency services offered

Small jobs welcome

"If you find mold in your home or business and want it done right, don't hesitate to call Mold Neutralizers to do the job. They are highly professional, knowledgeable and friendly. They are quick to respond and do a very thorough job. They use natural and safe products to kill the mold without adding more toxins in your environment. They only remove materials where the mold is growing for minimal wall damage. We have used them in our rental home and our business. We were very pleased both times, our mold was remediated quickly, efficiently and expertly. They are the only place we trust to get the job done right. They also vacuum up all the spores in the area and run high end room purifiers for 24 hours afterwards. Call and get a quote today, you will not regret it and you will be breathing clean pure air very soon!"
Mold Inspection
Mold Inspection
Mold Inspection
Moisture detector
Single Family Home

+5

Response time2 days
6 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 Yorba Linda, CA and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"I took up engineered wood flooring with mold. My walls, removed baseboards areas, and air, all test positive with viable mold tests. There was no way I could install my new floor without the help of Pure Maintenance of Orange County. I highly recommend this professional company on many fronts. This pure maintenance technology beats wet fogging hands down! Do your own research. My independent lab air test at the end of the job came back, zero mold on all the different species tested. This 2 step processed, coating everything in such a way that any outdoor mold or left over construction dust under my baseboards is coated so mold can't regrow. This company was so professional and accommodating to my construction mishaps, it was truly a pleasure to have found this company. BTW: I took the time to check out the other person's rating story and found it unreliable and made my decision to use this company. Thank God. I now know, how honest, and thorough, and knowledgeable of the mold industry, Lange who did the job, was. I can't express the level of relief I free because I know my home is mold free to move back into and live my life. Thank you Lange!"
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%
110 neighbors recently requested a quote
Avatar for 911 Certified Mold Testing LLC
911 Certified Mold Testing LLC
5.0(
8
)

Serving Yorba Linda, 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 Mold Solutionz 24/7
Mold Solutionz 24/7
4.5(
29
)

Serving Yorba Linda, CA and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"They are very kind people who genuinely want to help to make your environment cleaner and safe at a reasonable cost. The job was done fairly quickly, and I was given specific details as to what they were doing and why every step of the way. Andrea is a sweetheart, and Miguel and Nick are very respectable, easy going people. More than likely I will be using their services again and/or refer them to a friend."
demo
pic 2
Response time11 hrs
Response rate89%
Recommended by89%of homeowners
Avatar for Pure Mold Masters
Pure Mold Masters
5.0(
7
)

Serving Yorba Linda, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Warranties offered

"Pure mold Masters is a game changing process. Saves money, time, and the headache of having contractors in the house for days if not more. My rental home had mold issues. And my tenants son was have allergic complications. Once Pure Mold Masters came in and did there magic all issues were resolved. Iâ m forever great full. Thanks Pure Mold Masters!!!"
House Fogs
House Fogs
House Fogs
House Fogs
Fog

+6

Response time10 hrs
Response rate90%
6 neighbors recently requested a quote
Avatar for Hippo Home Inspections
Hippo Home Inspections
4.9(
144
)

Serving Yorba Linda, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Emergency services offered

Small jobs welcome

"Excellent verbal and written communication. Timely LAB Report for three AIRBORNE tests for mold. A professional approach in offering additional services to help the customer with mold remediation."
Response time4 hrs
Response rate89%
171 neighbors recently requested a quote
Avatar for 1-800 Water Damage of South Orange County
1-800 Water Damage of South Orange County
5.0(
5
)

Serving Yorba Linda, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

We are 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.

Water Mitigation
27 neighbors recently requested a quote
Avatar for Express Dry
Express Dry
5.0(
11
)

Serving Yorba Linda, 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
7 neighbors recently requested a quote
Recommended by100%of homeowners
...
Showing 1-10 of 741
FAQs for mold & toxic material test projects in Yorba Linda, 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 Yorba Linda, 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.