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Find Mold & toxic material testers in Clearlake Oaks

Avatar for Mold Test Company NO CA
Mold Test Company NO CA
4.3(
95
)

Serving Clearlake Oaks, CA and surrounding areas

Approved

In business since 2018

Emergency services offered

Small jobs welcome

"The actual testing went smoothly and the technician was knowledgeable and helpful. The problem came with the hard sell afterwards trying to get me to buy mold clean up supplies for a room that their own testing proved was no more "moldy" than what was already present in the outside air. The results came in a phone call where the salesman insisted I speak to another company about those supplies, refused to give me contact info instead insisting that a second phone call had to be made. It felt like I was dealing with a used-car salesman. I did get the results and reasonably intelligent person could read them without the salesman or multiple phone calls."
Drywall
Drywall
Drywall
Insulation
Insulation

+71

Response time1 day
310 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for Landmark Energy Upgrades
Landmark Energy Upgrades
4.9(
56
)

Serving Clearlake Oaks, CA and surrounding areas

In business since 2009

Free estimates

Emergency services offered

"We received the phone number of this company from a friend that hired them and he was able to reduce his utilities bills by doing an efficiency audit that includes covering all the openings at the house (windows, HVAC, Doors etc.?.) and then with a machine, running the test and to see from where the house is losing most of the energy and to perform a repair that will prevent that in the future. Ezra and his team of workers came to perform the test and to see what need to be repaired or improved. The audit took close to 5 hours and then the machine that they used worked for additional 2 plus hours. After that was completed, we saw clearly that the problem was the windows and the HVAC. Ezra recommended us to perform a repair to both of them and then to run the test again. After the workers of them finished the repair, Ezra came once again and did the test. He was pleased with the results and so as we. During all the work, we saw how it was before and how it was after. We do recommend this company for that type of work! They are professional and honest people to hire and they carry all the relevant licenses as well."
Recommended by98%of homeowners
Avatar for California State Restoration
California State Restoration
5.0(
4
)

Serving Clearlake Oaks, CA and surrounding areas

In business since 2020

Free estimates

Emergency services offered

"We called California State Restoration about a water leak in our upstairs bathroom and a crew showed up that same night to extract the water and set up drying equipment. They were professional, helpful, and reassuring. They took the time to explain what needed to be done and why, then walked me through the estimate for the clean up and repairs step by step. They also worked with my insurance no problem. If anything ever happens again I'm definitely calling these guys."
Recommended by100%of homeowners
PuroClean Disaster First Response
4.0(
4
)

Serving Clearlake Oaks, CA and surrounding areas

In business since 2000

Free estimates

Warranties offered

"PuroClean showed up and began immediately to dry the damage floors. They also worked with our insurance company helping them understand the damage caused by the leak in a very short time, like less than a week. They were professional and provided Value for the their work including drying the damp areas from below the floor and above removing the possibility of a mold issue."
Recommended by75%of homeowners
Avatar for A/C Filters 4 Less
A/C Filters 4 Less
4.8(
4
)

Serving Clearlake Oaks, CA and surrounding areas

In business since 1980

Free estimates

Emergency services offered

We have many filters available in stock, in all sizes, ready for shipment. Most filters ship next day and we never charge extra for shipping. We specialize in hard to find sizes. We can custom make any size that you are looking for in a variety of different AC Filters or Furnace Filters.\n\nWe have been in the air conditioning business since 1980 and we are family owned and operated. Our number 1 goal is customer satisfaction. We strive to give all of our customers excellent service. \n\nWe have distribution facilities located strategically throughout the United States helping us get your furnace and a/c filters to you as efficiently as possible. \n\nWe have serviced thousands of customers throughout the United States including all types of commercial and residential applications. If you have any questions our knowledgeable staff is here to help you find the right filtration that best fits your needs by making sure you get the right type of filter you are looking for.\n\nEven if you buy your air conditioning or furnace filters from a supply house. We can save you time, money, and gas. We offer lower prices and our filters are delivered right to your door.

Recommended by100%of homeowners
Avatar for Indoor-Restore of Jackson
Indoor-Restore of Jackson
New to Angi

Serving Clearlake Oaks, CA and surrounding areas

In business since 1994

Free estimates

Warranties offered

With nearly 20 years of industry experience, including being an established mold training organization, Indoor-Restore Environmental Services is the leader in air quality issue detection and mold problem reporting. A mold inspection with mold testing by a certified mold inspector provides a proper assessment of a property experiencing suspect mold growth and mold infestation. Whether it's home mold, mold and mildew in your office, or toxic mold in your industrial facility, we can determine the extent of the problem so you can make an informed decision on resolution. Indoor-Restore provides its certified mold inspection and mold testing services throughout the Jackson area.

NorCal Bio-Haz, Inc.
New to Angi

Serving Clearlake Oaks, CA and surrounding areas

In business since 2013

Free estimates

Emergency services offered

NorCal Bio-Haz specializes in Bio-Hazard Remediation services. We are California State Licensed Trauma Scene Practicioners and Contractors. Our employees are OSHA certified in handling Bio-Hazardous waste and proper OSHA procedures for employee safety. We offer free consultations and estimates for all matters consulted on within a two hour radius of our office. For matters outside of our response zone, we may request an estimate fee depending on the distance traveled to consult on a particular situation. We are always willing and available to consult about your matter over the phone, but in-person observation and assessment of a situation is recommended.

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FAQs for mold & toxic material test projects in Clearlake Oaks, 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 Clearlake Oaks, 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.