Urgent response
Start here when there is active water damage, a fast-spreading issue, or a time-sensitive repair.
3local
Ask how quickly they can inspect the property and whether after-hours response is available.
City page
Mold remediation companies serving Walnut Creek, CA
Compare mold remediation providers with strong local signals for Walnut Creek, CA. Broader area options are included when the service-area data suggests they may cover the city.
Filter by job type
Showing all listed providers for Walnut Creek. Pick a job type to focus the shortlist.
Strong local matches 4
Broader options 0
Public reviews 425
Compare by job need
Use the listing details to build a shortlist
Mold jobs are not all the same. For Walnut Creek, CA, start with the signals that match the problem you need solved, then confirm exactly what work is included before booking.
Containment methods
Useful when mold may need isolation from clean areas during removal.
3local
Ask what containment, air movement, or negative-air process is included in the work.
Moisture-source checks
Important when mold appears after a leak, flood, roof issue, or damp basement condition.
4local
Ask how they identify and address the moisture source before or during remediation.
Testing or inspection
Helpful when you need inspection, sampling, or clearance questions separated from removal work.
3local
Ask whether testing is included, handled separately, or referred to an independent process.
Strong local matches
Strong local matches for Walnut Creek
Best for: Walnut Creek homeowners dealing with water damage who want one company to handle plumbing repair, water extraction, drying, and mold work under a single call.
Service area: Headquartered in Walnut Creek, California. Serves Contra Costa, Alameda, and San Joaquin counties, including Alamo, Lafayette, Moraga, Pleasant Hill, Concord, Danville, and the broader East Bay metro. The service area list on their Oakland page includes over 40 cities from Fremont to Antioch, which is a wide footprint for a single franchise location.
Water damage + plumbing repair24/7 emergency responseMold remediationInsurance claim support
Review snapshot: Sal draws consistent praise across dozens of reviews for drain work, leak repair, and clear communication, with Rey and James also named often. But 3 one-star reviews out of 297 total describe a canceled appointment, an incomplete repair with an upsell attempt, and missed warranty follow-ups.
Best for: Bay Area homeowners and property managers dealing with water damage emergencies who want an owner-operated company with strong plumber referral networks and insurance claims support.
Service area: Based in Lafayette, California. Serves the San Francisco Bay Area and Sacramento region, including Lafayette, Orinda, Walnut Creek, Pleasant Hill, Concord, Fairfield, Vacaville, Antioch, Clayton, Moraga, Alamo, Berkeley, Emeryville, Oakland, San Francisco, San Rafael, Livermore, and Pleasanton. That is a wide area for a small operation — confirm response times for locations far from Lafayette.
Water + mold + fireProperty manager programsSe habla español24/7 emergency response
Review snapshot: Nina Lauffer draws consistent praise across 60 reviews for responsiveness and hands-on project management, with multiple plumbing companies referring clients to her. But 3 of 60 reviewers describe billing confusion and messy post-job cleanup.
Best for: Walnut Creek and East Bay homeowners dealing with water-triggered mold who want a single company to handle mitigation, remediation, and reconstruction under one insurance claim.
Service area: Headquartered in Walnut Creek, CA. Serves Contra Costa County (Concord, Pleasant Hill, Alamo, Danville, Pleasanton, Castro Valley) and Alameda County (Dublin, Fremont, Berkeley, Hayward, Newark, Union City). One review mentions an Oakley property, suggesting reach into eastern Contra Costa County.
In-house testing & remediation45-min emergency responseInsurance claim handlingReconstruction included
Review snapshot: Vahid and Mahan draw consistent praise for same-day site visits and insurance navigation across 49 reviews at 5.0 stars, with zero complaints in the last 18 months.
Best for: Walnut Creek and Contra Costa County homeowners who need mold remediation as part of a larger water or fire damage restoration handled by one company.
Service area: Dry Kings operates from a Walnut Creek office at 197 Mayhew Way, with headquarters in Novato and additional offices in San Francisco and San Jose. They list service coverage across Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, and Sonoma counties. That is an enormous footprint for a company with four offices — confirm response time for your specific location.
Remediation + rebuildEquipment rental3D pack-out scanning
Review snapshot: Robert and Mr. Morales draw praise for fast arrival and clear communication across multiple reviews, with no 1-star reviews found among 19 total at 4.6 stars.
No providers in this group match the selected service yet. Clear the service filter or check the other group below.
Confirm service area
Broader area options
No broader area options are available for this location yet.