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Top-Rated Toxicity and mold removers in Los Angeles - Updated Nov 2026

Avatar for LeakSafe Homes
LeakSafe Homes
5.0(
101
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Our attic developed mold after years of small roof leaks that we kept patching temporarily. LeakSafe Homes handled the mold remediation in our Calabasas home with incredible professionalism. They removed contaminated insulation, treated the wood framing, and helped us understand how ventilation contributed to the issue. Very knowledgeable company."
project photos
Dieter K.  Redondo beach
Dieter K.  Redondo beach
Dieter K.  Redondo beach
Dieter K.  Redondo beach

+42

2 neighbors recently requested a quote
Avatar for Prestige Environmental
Prestige Environmental
5.0(
7
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

Super Service Award Winner

Free estimates

Emergency services offered

Warranties offered

"I highly recommend Prestige Environmental for anyone in need of water, asbestos, or mold remediation services. They truly stand out with their exceptional work quality, prompt and attentive customer service, and unbeatable pricing. From start to finish, the team was professional, thorough, and went above and beyond to address all of our concerns, keeping us informed every step of the way. It’s rare to find a company that combines expertise, affordability, and such a high level of customer care, but Prestige Environmental delivers on all fronts. If you're looking for reliable and efficient remediation services, look no further!"
Water mitigation/ mold remediation
Acoustic removal
Water mitigation/ mold remediation
Acoustic removal
Water mitigation/ mold remediation

+30

7 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for NexGen Property Restoration
NexGen Property Restoration
5.0(
9
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

In business since 1993

Free estimates

Emergency services offered

"We had a water damage issue at our home and when Nexgen Property Restoration opened up the walls it turned into a much bigger problem than expected. They found mold and other issues we had no idea were there. Their team handled everything from remediation to drying out the house and made the whole process smooth. They worked directly with our insurance company and got everything covered which was a huge relief. They even helped us out by waiving our $2,500 deductible which says a lot about how they take care of their customers. They may be a newer company but they clearly have years of experience behind them. Highly recommend Nexgen Property Restoration you won?t regret it."
27 neighbors recently requested a quote
Avatar for First Source Restoration, Inc.
First Source Restoration, Inc.
4.0(
41
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

In business since 2006

Free estimates

Emergency services offered

"The expert who arrived to give an estimate on the job was punctual, friendly, very knowledgeable, and helpful. He recommended that I could simply do the de-molding of the car interior myself. He suggested what products to use and how to do it. He also advised me about how to avoid a similar problem in the future."
Infrared light
got mold?
Equipment
mold removal
Plastic Containment

+9

Response time3 days
72 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Restoration Hunter
Restoration Hunter
5.0(
3
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

In business since 2022

Free estimates

Warranties offered

"Brett has been amazing in helping us through this process. We are using his service through our insurance claim. He has been fantastic so far in guiding us and we look forward to his work on this project."
Recommended by66%of homeowners
Avatar for Monroy's Father & Son Construction
Monroy's Father & Son Construction
4.2(
5
)
Toxicity and Mold - Removal

Serving Los Angeles, CA and surrounding areas

Approved

Super Service Award Winner

Free estimates

Warranties offered

Credit card accepted

"Monroy's was great! The wood floors throughout our entire home were flooded and had to be torn up, along with portions of our walls which were wet as well. Because we were dealing with potential mold growth, as well as lead and asbestos in the building materials because it is an older home, we were very nervous about making sure the job was done right. We had initially started to contract with two other companies, then had to back out because we did trust them to do the job right and/or try to charge us more money than we agreed upon. Daniel and his dad were always available to answer our questions, were upfront about all of the pricing and presented us with different options. They kept everything around our home clean and tidy, despite the fact that it was a large demolition project. Literally no complaints about the process. And most importantly we feel confident that it is a safe home to live in and there will be no ongoing issues with mold, lead, or asbestos. Monroy's Father and Son Restoration are who I would refer any friends or family to. Can't speak highly enough of them."
Water or Storm Damage Restoration Project
Electrical Project
Roofing Project
Bathroom and walk-in closet - Remodeling
Roofing Project/patio

+14

3 neighbors recently requested a quote
Recommended by75%of homeowners
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FAQs for toxicity and mold removal projects in Los Angeles, CA

Remediation should keep mold from returning as long as the moisture source is eliminated. Fix leaks, control humidity, and replace water-damaged materials, then schedule periodic inspections to stay ahead of new growth. With those safeguards, your home can stay mold-free for the long haul while protecting both health and property value.

Most pros recommend leaving the home while they work on mold remediation. Removing mold stirs up airborne spores that can aggravate respiratory issues, and contractors can work more efficiently in an empty space. A short, temporary relocation keeps everyone in your family safe and lets the crew finish the job without interruption.

Mold shouldn’t return once the moisture problem is fixed. Stay vigilant: repair leaks right away, keep humidity below 50 percent with a dehumidifier placed in damp areas, and improve ventilation where needed. Routine checks for leaks and mold and quick repairs go a long way toward keeping your home mold-free.

Mold spores can trigger nasal congestion, throat irritation, coughing, wheezing, eye irritation, or skin rashes. People with asthma, allergies, or weakened immune systems often feel the effects sooner and more intensely. Some molds also release mycotoxins linked to serious respiratory or neurological issues. Swift remediation and better ventilation are the best defenses.

The Los Angeles, CA homeowners’ guide to toxicity and mold removals

From average costs to expert advice, get all the answers you need to get your job done.