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Find Biohazard remediation specialists in Berkeley

Avatar for Bio 911
Bio 911
5.0(
17
)
Mold & Toxic Material TestMold & Toxic Material Test - For BusinessToxicity and Mold - Removal

Serving Berkeley, CA and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

"I cannot express enough gratitude for the outstanding services provided by Bio 911. Their dedication to restoring safety and cleanliness in the face of a daunting biohazard situation is truly commendable. From the moment they stepped in, their professionalism, expertise, and compassion were evident in every aspect of their work. Facing a biohazardous situation in my home was an incredibly stressful and overwhelming experience. However, Bio 911 swiftly took charge, putting my mind at ease. Their prompt response and clear communication throughout the process reassured me that I was in capable hands. The team at Bio 911 exhibited an exceptional level of expertise and attention to detail. They meticulously assessed the extent of the biohazard, implemented stringent safety protocols, and efficiently began the cleanup and remediation process. Their commitment to utilizing the latest technology and adhering to industry best practices was evident in every step they took. What truly impressed me was the compassion and empathy displayed by Bio 911. They understood the emotional toll that a biohazard situation can take on individuals and families, and they went above and beyond to ensure that I felt supported throughout the process. Their genuine care for my well-being was truly touching and helped alleviate much of the stress I was experiencing. Throughout the remediation process, Bio 911 maintained open and transparent communication. They kept me informed about their progress, addressed any concerns I had, and explained the steps they were taking to ensure the complete eradication of the biohazard. Their commitment to thoroughness and excellence was evident in the final result – a clean, safe, and habitable environment. I wholeheartedly recommend Bio 911 to anyone in need of biohazard remediation services. Their unwavering dedication to safety, their expertise, and their compassion make them an exceptional choice in times of crisis. Bio 911 not only restored my living space but also provided me with a renewed sense of security and peace of mind. Thank you, Bio 911, for your exceptional service and for going above and beyond to make a difficult situation much more manageable."
Mold contamination due to roof leak
Bird droppings contamination
Bird carcasses and bird droppings
Bird droppings contamination
Mold contamination due to roof leak

+29

Response time7 hrs
Response rate100%
2 neighbors recently requested a quote
Avatar for Moisture & Restoration Consultants, LLC
Moisture & Restoration Consultants, LLC
4.8(
59
)
Mold & Toxic Material TestIndoor Air Quality TestingMold & Toxic Material Test - For Business

Serving Berkeley, CA and surrounding areas

Approved

In business since 1994

Emergency services offered

Warranties offered

"Dave Osborn of Moisture and Restoration Consultants was extremely knowledgeable about my dust and mold issues. He was available by phone to answer all questions along the way. He recommended the best vacuum cleaner to help with our continuing dust issues. I recommend him as an honest professional to help with all moisture and restoration issues."
Mold Remediation Project
Master Bathroom
Master Bathroom
Hall Bathroom
Hall Bathroom

+27

Response time10 hrs
13 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for PuroClean of Walnut Creek Remediation
PuroClean of Walnut Creek Remediation
5.0(
5
)
Toxicity and Mold - Removal

Serving Berkeley, CA and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

PuroClean of Walnut Creek is a family-owned and operated property damage restoration company proudly serving Walnut Creek and Contra Costa County. We specialize in water damage mitigation, mold remediation, sewage cleanup, crawl space sanitation, odor removal, and reconstruction services.\n\nOur team follows IICRC industry standards and uses professional-grade drying and remediation equipment to ensure your property is restored safely and properly. We work with homeowners, property managers, and insurance carriers to provide clear communication and dependable service from start to finish.\n\nAvailable for emergency response.

Mold remediation
Mold remediation
Mold remediation
Mold remediation
Mold remediation

+3

4 neighbors recently requested a quote
Avatar for Quality Air Environmental Consulting, LLC
Quality Air Environmental Consulting, LLC
4.9(
10
)
Mold & Toxic Material Test - For Business

Serving Berkeley, CA and surrounding areas

Approved

In business since 2019

Free estimates

Customers say: Quality work

"Brad immediately called me back and was able to schedule an appointment within a few days. He was very knowledgeable about the potential of lead contamination in our old house. Great customer service and was very clean. I highly recommend!"
Asbestos Testing in skyscraper
Private Residence Floor Survey
Response time1 day
Recommended by100%of homeowners
Avatar for McCormick Home Builders, Inc.
McCormick Home Builders, Inc.
4.6(
35
)
Hazardous Waste Removal

Serving Berkeley, CA and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: True professional

"Leo was very helpful and quick to respond. We’re happy with how our 2 bathrooms turned out. Project was completed within the time promised. Our only complaint is that the workers did not clean up very well. But overall, we’re satisfied and we’ll use them again."
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+1

Response time6 hrs
Recommended by19%of homeowners
Avatar for Mold Test Company Central CA
Mold Test Company Central CA
4.0(
89
)
Mold & Toxic Material TestIndoor Air Quality TestingMold & Toxic Material Test - For Business

Serving Berkeley, CA and surrounding areas

Approved

In business since 2015

Emergency services offered

Small jobs welcome

"Jeremiah came out and tested the air and moisture and other items to determine if I had mold in my basement. After getting the test results there was evidence of mold and he recommended a company that provides a do it yourself kit for mold remediation. (Not cheap). After getting the items and realizing that there was more work, it would have been better for me to let my insurance company handle this as I do have coverage for mold/fungi. Though having a professional do the work is expensive, from what Jeremiah mentioned, it does not guarantee that the work will be complete or the source of the problem taken care of. He mentioned most companies will take care of the mold but not necessarily the cause of the mold. For this I would have to contact another company."
Attic Ceiling
Drywall
Drywall
Insulation
Insulation

+66

Response time10 hrs
194 neighbors recently requested a quote
Recommended by86%of homeowners
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Showing 1-10 of 189
Biohazard Remediation questions, answered by experts

Several factors contribute to the persistent growth of mold in vents, with excess moisture being the most common culprit. Consistent mold formation in vents indicates an ongoing moisture problem within the HVAC system or its surroundings, likely caused by condensation on cool surfaces in areas with high humidity. Moisture accumulation can also result from leaks in ductwork, inadequate ventilation, or insufficient insulation, creating an environment favorable for mold growth. Regular inspections, addressing potential sources of moisture, maintaining proper ventilation, and routine HVAC maintenance can help prevent the recurrence of mold in vents. If the issue persists, seek professional assistance to identify and rectify the underlying problems.

Signs you may need mold remediation include visible mold growth on walls or ceilings, a persistent musty odor, or health symptoms like allergies and respiratory issues. Areas affected by water damage or excessive humidity are prone to hidden mold. A professional inspection can confirm whether mold remediation is required, especially for large or concealed infestations.

It is generally safe to stay in a house that smells like sewage for a short time, but you should get the problem fixed as soon as possible. While the level of sewer gas is usually low enough to only cause minor symptoms, prolonged inhalation can lead to headaches, nausea, or respiratory irritation. High levels of gas exposure can be more dangerous, and high concentrations of methane—a component of sewer gas—can pose an explosion risk in enclosed spaces. If you smell sewer gas in your home, ventilate the area and call a professional to locate, assess, and fix the problem, as it will not go away on its own.

The Environmental Protection Agency (EPA) only recommends removing mold yourself if the area covers less than 10 square feet. Beyond that, you should hire a local mold remediation company for testing and removal. These companies are trained for the specific task of handling mold and removing it safely and responsibly. The mold removal experts will also be familiar with the different types of mold and the best ways to handle each one.

Although fiberglass dust is generally not considered toxic, inhaling excessive amounts of it can lead to health risks. Irritation to the respiratory system, eyes, and skin are common effects of fiberglass particle inhalation. While short-term exposure to the dust may only cause temporary discomfort, long-term or chronic exposure can lead to more severe respiratory problems.

Proper safety measures, such as wearing appropriate protective equipment, including masks and goggles, should be observed when handling or working with fiberglass materials to minimize health risks. It is important to note that, unlike asbestos, fiberglass is not associated with life-threatening illnesses.

The Berkeley, CA homeowners’ guide to biohazard remediation services

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