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5 Best Mold Remediation Companies in Pasadena, CA

Dealing with mold growth in Pasadena, CA? We've listed 5 local mold remediation companies serving the Pasadena area, ranked by number of reviews, starting with South County. Every listing below includes verified contact details, service categories, and hours so you can get help fast.

🏢 5 companies listed⭐ 4.7 avg. rating🕐 4 open 24/7📍 Serving Pasadena, CA
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Mold Remediation Companies in Pasadena, CA

5 companies found · ranked by number of reviews. Tap a listing's website or map link, or use the number below to get connected now.

South County photo

1.South County

Open 24 Hours
4.9(46 reviews)

📍 1031 Calle Trepadora Suite D, San Clemente, CA 92673

📞 (949) 536-8204

Water damage restoration service

Water damage is one of the most common and potentially destructive problems you can face as a homeowner. If not taken care of immediately, excess water in your home can promote electrical hazards, cause extensive damage to your home's structure and furnishings, and can even lead to the growth of hazardous mold. When the worst happens, we are there to provide restoration services, remediation services, and damage restoration.

Visit Website ↗View MapView Photo 🕐 Open 24 hours

Customers mention: repipe, company, home, drywall, insurance, project, communication, remodeling

PuroClean of Pasadena photo

2.PuroClean of Pasadena

Open 24 Hours
4.1(14 reviews)

📍 1135 Westminster Ave # J, Alhambra, CA 91803

📞 (626) 514-1400

Water damage restoration service

PuroClean of Pasadena provides 24/7 emergency restoration services throughout Pasadena, South Pasadena, East Pasadena, and surrounding communities like San Marino, San Gabriel, Altadena, and Monrovia. From water and mold damage in historic Craftsman homes to smoke remediation in hillside estates, our team understands the architectural and environmental factors affecting local properties. Whether dealing with monsoon flooding, wildfire smoke, or sewage backups in older homes, we deliver professional, prompt support across the San Gabriel Valley.

Visit Website ↗View MapView Photo 🕐 Open 24 hours

Customers mention: apartment, eaton fire, clothes, laundering, smells, remediation

Mold Masters Inc photo

3.Mold Masters Inc

4.8(5 reviews)

📍 2513 Colorado Blvd, Los Angeles, CA 90041

📞 (323) 985-3078

Water damage restoration serviceHome inspector

Mold inspection and mold removal services. Water damage restoration and flood cleanup

Visit Website ↗View MapView Photo 🕐 9 AM-5 PM · Closed Sunday

Customers mention: job

ALL US Mold Removal & Remediation Upland CA photo

4.ALL US Mold Removal & Remediation Upland CA

Open 24 Hours
5(2 reviews)

📍 876 N Mountain Ave #112, Upland, CA 91786

📞 (909) 527-6029

Water damage restoration service

ALL US Mold Removal & Remediation Upland CA is a full service mold removal and remediation company. We are experts in all areas of mold removal and remediation. Our team of experts have extensive experience with the most difficult types of water damage restoration projects, including fire damage restoration, sewage backup cleanup, flood restoration services as well as mold removal and remediation.

Visit Website ↗View MapView Photo 🕐 Open 24 hours

Customers mention: inspection

5.Union Water Damage Restorations Pasadena

Open 24 Hours
No reviews yet

📍 456 W Montana St, Pasadena, CA 91103

📞 (626) 619-4530

Water damage restoration service

Union Water Damage Restorations Pasadena is your trusted local expert for all water damage needs. Serving the Pasadena, CA area, our professional team provides fast and reliable services, including water damage restoration, flood cleanup, and emergency water removal. We specialize in both residential and commercial properties and are committed to restoring your property to its original condition. Our services also include thorough mold removal and moisture control to prevent future issues. We're available 24/7 for a swift response. For dependable and experienced water damage services, trust Union Water Damage Restorations.

View Map 🕐 Open 24 hours

Need help with mold growth in Pasadena right now?

Mold growth gets worse by the hour. Call now to get connected with a specialist, 24/7.

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Signs You Need Mold Remediation

Visible mold growth

Black, green, or white spotting on walls, ceilings, grout, or around windows.

Musty, earthy odor

A persistent musty smell often means mold is growing somewhere out of sight, like behind a wall or under flooring.

Past or current water stains

Any area that has been wet for more than a day or two is a likely spot for mold to develop.

Allergy-like symptoms

Sneezing, coughing, or irritated eyes that improve when you leave the house can point to indoor mold exposure.

How Mold Remediation Works

  1. 1

    Mold Inspection & Testing

    Technicians identify the type and extent of mold growth and find the underlying moisture source.

  2. 2

    Containment

    The affected area is sealed off with plastic sheeting and negative air pressure to stop spores from spreading.

  3. 3

    Air Filtration & Mold Removal

    HEPA air scrubbers filter spores from the air while contaminated materials are removed.

  4. 4

    Cleaning, Sanitizing & Prevention

    Remaining surfaces are cleaned and treated, and moisture issues are addressed to prevent regrowth.

What Services Do Mold Remediation Companies in Pasadena Offer?

Most companies listed above offer more than one of these services. Here's what's typically included.

Mold Inspection & Testing

Visual inspection, moisture readings, and lab testing to identify mold type and severity.

Mold Removal & Remediation

Safe removal of mold-affected materials and treatment of remaining surfaces.

Air Quality Testing

Testing to confirm mold spore levels are back to normal after remediation.

Moisture Control & Dehumidification

Identifying and fixing the moisture source that's feeding mold growth.

Antimicrobial Treatment

Application of antimicrobial products to prevent regrowth on treated surfaces.

Crawl Space & Attic Remediation

Mold removal in hard-to-reach areas prone to poor ventilation and moisture.

HVAC Duct Cleaning

Removing mold spores that have spread through the ductwork and air handling system.

Preventive Waterproofing

Sealing and waterproofing to prevent the moisture conditions mold needs to return.

Don't wait on mold growth.

Mold spreads fast and can affect indoor air quality within days.

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Frequently Asked Questions

How much does mold remediation cost in Pasadena, California?
Most mold remediation jobs in Pasadena range from $500 to $6,000, depending on how much square footage is affected and whether the mold has spread into HVAC ductwork or wall cavities. Most companies listed here offer free on-site inspections and estimates.
Is mold growth covered by homeowners insurance?
Homeowners insurance typically covers mold remediation only when the mold resulted from a sudden, covered event, such as a burst pipe. Mold caused by long-term humidity, leaks, or poor maintenance is usually excluded, so document the original cause carefully.
How fast do I need to respond to mold growth?
Quickly. Mold spreads quickly in the right conditions and can begin releasing spores into the air within days, which can affect indoor air quality and aggravate allergies or respiratory issues. Most companies serving Pasadena offer 24/7 emergency response.
Are these mold remediation companies available 24/7 in Pasadena?
Many of the companies listed on this page offer around-the-clock emergency service. Look for the "Open 24 Hours" badge on each listing. Call ahead to confirm current availability, especially during major weather events when demand is high.
What's the difference between mold remediation and mold removal?
The terms are often used interchangeably, but remediation is the more accurate term. It's rarely possible to remove all mold spores from a property since they occur naturally in the environment, so professionals focus on remediation: reducing mold to safe, normal levels and fixing the moisture problem that caused it.
How many mold remediation companies serve Pasadena, California?
We've found 5 mold remediation companies serving Pasadena and the surrounding area, with an average rating of 4.7 out of 5 stars.

Nearby Mold Remediation Cities in California

Looking for mold remediation nearby? Check these California cities.

Agoura, CAAlgonquin, CAAliso Viejo, CAAltadena, CAAnaheim, CAAntelope, CAApple Valley, CAArden-Arcade, CAArroyo Grande, CAAtascadero, CAAtwater, CAAvocado Heights, CAAzusa, CABakersfield, CA

Pasadena, CA Service Area Map