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El Cerrito, CA· pop. 23,549

Mold Inspectors in El Cerrito, California

El Cerrito is a city in California, home to roughly 23,549 residents. Its mediterranean climate brings moderate humidity (50–70% annual average), which makes local homes prone to Aspergillus and Cladosporium growth after leaks, flooding, or poor ventilation. Compare mold inspection, testing, and air-quality professionals serving El Cerrito below. California has no statewide mold license, so verify each inspector's IICRC or ACAC certification and insurance.

Verified Select
Top choice for El Cerrito

Our top pick for El Cerrito is Nicholas Ondrejka. Selection is based on credential authority, listing completeness, and any active state license we've cross-referenced from public registries.

Nicholas Ondrejka
San Rafael, CA
WATER DAMAGE RESTORATION TECHNICIANAPPLIED STRUCTURAL DRYING TECHNICIANAPPLIED MICROBIAL REMEDIATION TECHNICIAN

Verified Select is selected from public credential and state-license data, not paid placement. See How We Verify.

Mold inspectors serving El Cerrito

Nicholas Ondrejka
San Rafael, CA
WATER DAMAGE RESTORATION TECHNICIANAPPLIED STRUCTURAL DRYING TECHNICIANAPPLIED MICROBIAL REMEDIATION TECHNICIANBUILDING CONSTRUCTION IDENTIFICATION+4Sourced from IICRC
Applied Microbial Remediation TechnicianApplied Structural Drying TechnicianBuilding Construction IdentificationBuilding Moisture Inspection+6Sourced from IICRC
California Mold Information
Climate Zone
Mediterranean
Köppen primary classification
Humidity Level
Moderate (50–70% annual avg)
NOAA NCEI 1991–2020 normals
Common Mold Types
Aspergillus, Cladosporium, Penicillium
Per EPA mold guidance
Weather considerations

Coastal humidity, atmospheric-river rain events, and post-wildfire smoke + water-damage cleanups create distinctive mold remediation needs.

State licensing

California does not have a state-level mold-license requirement. Verify each pro's industry certifications (IICRC, ACAC, etc.) and proof of insurance before hiring.

Local factors
  • El Cerrito's mix of older and newer homes means moisture issues range from crawl-space humidity to modern-build envelope condensation.

Sources: NOAA climate normals; EPA mold guidance; state licensing authorities. See our data sources.

Common mold-inspection services

Nearby cities

Frequently asked questions

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