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TRUSTED BY WALNUT CREEK, CA HOMEOWNERS
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Verified Reviews for Mold Testing And Remediation pros in Walnut Creek, CA
*The Angi rating for Mold Testing And Remediation companies in Walnut Creek, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Mold Testing And Remediation needs.
*The HomeAdvisor rating for Mold Testing And Remediation companies in Walnut Creek, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Mold Testing And Remediation needs.
Last update on November 29, 2025
Find Mold testing and remediation specialists in Walnut Creek

Bio 911
Bio 911
Bio 911 is your trusted, local source for water, mold, and biohazard cleanup services throughout the San Francisco Bay Area. We are an IICRC-Certified firm that is ready to help you recover from water and storm damage, mold contamination, hoarding and crime scenes, and more. Our state and OSHA-certified staff use only the safest, EPA-compliant products to help clean and sanitize your living environment. We proudly offer 24/7 live calls as well as expedited response times for emergency situations. We also offer additional cleaning and support services designed to give you peace of mind throughout the recovery process. Since 2018, Bio 911 has helped homeowners and businesses remove and recover from harmful substances of all kinds. We are more than ready to help you. Fill out the form on this page or call us today to get a FREE, on-site estimate.
"vital information regarding source of problem was not provided in a timely manner resulting in additional expenses"
Nancy O on February 2025
Bio 911 is your trusted, local source for water, mold, and biohazard cleanup services throughout the San Francisco Bay Area. We are an IICRC-Certified firm that is ready to help you recover from water and storm damage, mold contamination, hoarding and crime scenes, and more. Our state and OSHA-certified staff use only the safest, EPA-compliant products to help clean and sanitize your living environment. We proudly offer 24/7 live calls as well as expedited response times for emergency situations. We also offer additional cleaning and support services designed to give you peace of mind throughout the recovery process. Since 2018, Bio 911 has helped homeowners and businesses remove and recover from harmful substances of all kinds. We are more than ready to help you. Fill out the form on this page or call us today to get a FREE, on-site estimate.
"vital information regarding source of problem was not provided in a timely manner resulting in additional expenses"
Nancy O on February 2025
Frontier Microscopy
Frontier Microscopy
We have requested Angi to delete this profile. Angi called us an employed high pressure sales tactics to attempt to sell us a $50,000 per year advertising package, inferring that our profile would not be live without it. They also called us at 6.30am every day, despite our profile clearly being based in the west coast.
We have requested Angi to delete this profile. Angi called us an employed high pressure sales tactics to attempt to sell us a $50,000 per year advertising package, inferring that our profile would not be live without it. They also called us at 6.30am every day, despite our profile clearly being based in the west coast.
Milos painting
Milos painting
Interior and exterior painting jobs, from drywall patching to texture, great detailing and great pricing, job is not done if client is not happy.
Interior and exterior painting jobs, from drywall patching to texture, great detailing and great pricing, job is not done if client is not happy.
Mold inspection service
Mold inspection service
A thorough mold inspection is the starting point for any suspected mold related issue. Without mold testing, there is no way to accurately determine how bad your mold problem is or if one exists at all. Mold Inspection Service inspectors are trained to conduct thorough investigations to determine if you have mold, how bad it is, how to properly get rid of it and how to prevent it from returning. If you suspect you have mold in your home, basement, attic or commercial building, or are concerned about black mold or toxic mold, call Mold Inspection Service today to schedule a certified mold inspection. We also offer indoor air quality assessments with mold testing and will come take air samples to determine if your indoor mold spore levels are higher than they should be. If you are concerned with your indoor air quality, air testing will provide the necessary answers to your mold related questions. Book now at https://www.moldinspectionservice.net/schedule-inspection or call 916-308-4853 to speak with a person and schedule.
A thorough mold inspection is the starting point for any suspected mold related issue. Without mold testing, there is no way to accurately determine how bad your mold problem is or if one exists at all. Mold Inspection Service inspectors are trained to conduct thorough investigations to determine if you have mold, how bad it is, how to properly get rid of it and how to prevent it from returning. If you suspect you have mold in your home, basement, attic or commercial building, or are concerned about black mold or toxic mold, call Mold Inspection Service today to schedule a certified mold inspection. We also offer indoor air quality assessments with mold testing and will come take air samples to determine if your indoor mold spore levels are higher than they should be. If you are concerned with your indoor air quality, air testing will provide the necessary answers to your mold related questions. Book now at https://www.moldinspectionservice.net/schedule-inspection or call 916-308-4853 to speak with a person and schedule.
Reliable restoration Llc.
Reliable restoration Llc.
Structural drying Mold remediation Construction
Structural drying Mold remediation Construction

California Healthy Home Inspections, LLC
California Healthy Home Inspections, LLC
We are a family-owned business with a professional team that comes out to you at your location and performs various types of Toxin Inspections like Mold, Asbestos, Lead, Radon, and Consulting Services related to indoor air quality, serving residential, SML commercial, and real estate clients. An ounce of prevention is better than a pound of cure, don't medicate, and let us investigate because our health is the most important asset we have, from what you breathe to what you touch, helping you improve your Indoor Air Quality and create a safe environment for occupants. Using Scientific Technologies & Equipment and the labs to inspect, detect and deliver the full analytical reports in a quick turnaround time. We stand behind our work and strive to exceed your expectations. It is our goal to win over every client every time, treating our customers how we would expect to be treated. Our motto, KNOWLEDGE IS POWER!
We are a family-owned business with a professional team that comes out to you at your location and performs various types of Toxin Inspections like Mold, Asbestos, Lead, Radon, and Consulting Services related to indoor air quality, serving residential, SML commercial, and real estate clients. An ounce of prevention is better than a pound of cure, don't medicate, and let us investigate because our health is the most important asset we have, from what you breathe to what you touch, helping you improve your Indoor Air Quality and create a safe environment for occupants. Using Scientific Technologies & Equipment and the labs to inspect, detect and deliver the full analytical reports in a quick turnaround time. We stand behind our work and strive to exceed your expectations. It is our goal to win over every client every time, treating our customers how we would expect to be treated. Our motto, KNOWLEDGE IS POWER!
SIMA Restoration
SIMA Restoration
Mold & Water Restoration Interior & Exterior Painting Kitchen & Bathroom Remodels
Mold & Water Restoration Interior & Exterior Painting Kitchen & Bathroom Remodels

All Star Mold Testing and Water Damage Inc.
All Star Mold Testing and Water Damage Inc.
Mold Testing, Consulting & Remediation Water Damage Investigation & Drying Services Bio-Hazard Cleanup Sewage Cleanup Crime Scene Cleanup Hoarder Cleanup Homeless camp cleanup
Mold Testing, Consulting & Remediation Water Damage Investigation & Drying Services Bio-Hazard Cleanup Sewage Cleanup Crime Scene Cleanup Hoarder Cleanup Homeless camp cleanup

RestoreX, LLC
RestoreX, LLC
RestoreX, LLC is a locally owned and operated Disaster Restoration Company specializing in water damage and flood removal, sewage cleanup, fire/smoke/odor cleaning services, mold inspections and mitigation for both residential and commercial properties. If you have any one of the following issues or any others please reach out for immediate assistance: Water damage Fire damage Water leak Flood Flooding Basement or crawlspace flood Roof leak Mold Extraction Wall and carpet drying Water leak Fire, smoke and odor cleanup Crawlspace moisture barriers Commercial water damage Direct insurance billing Work with all insurance companies Free inspections 24/7 Call or text: 844-MADEWHOLE (844-623-3936) Price beat guarantee! Immediate response 24/7!! http://restorex.biz
"Vendor was very responsive and professional."
JOHN L on August 2022
RestoreX, LLC is a locally owned and operated Disaster Restoration Company specializing in water damage and flood removal, sewage cleanup, fire/smoke/odor cleaning services, mold inspections and mitigation for both residential and commercial properties. If you have any one of the following issues or any others please reach out for immediate assistance: Water damage Fire damage Water leak Flood Flooding Basement or crawlspace flood Roof leak Mold Extraction Wall and carpet drying Water leak Fire, smoke and odor cleanup Crawlspace moisture barriers Commercial water damage Direct insurance billing Work with all insurance companies Free inspections 24/7 Call or text: 844-MADEWHOLE (844-623-3936) Price beat guarantee! Immediate response 24/7!! http://restorex.biz
"Vendor was very responsive and professional."
JOHN L on August 2022
The Walnut Creek, CA homeowners’ guide to mold testing and remediation services
From average costs to expert advice, get all the answers you need to get your job done.

Mold remediation cost can quickly escalate. But if you have mold in your home, the cost for mold remediation is worth it.

The cost of a mold inspection might seem high, but it’s one of the best investments you can make for your health and home. Read on to learn cost-saving tips.

If you suspect mold in your home, or even outside, you need to hire the right pro to confirm its presence. Learn who to call for mold inspections to keep your home fresh.

Not sure what type of mold is forming in your home? We’re breaking down black mold vs regular mold.

Who pays for mold remediation? Your homeowners’ or property insurance may help you pay some of the cost of removing mold, but it depends on the situation.

Hardwood floors are susceptible to mold and mildew growth. Learn more about the telltale signs of mold under hardwood floors, and when it’s time to call a pro.
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