24H Mold Inspection of Costa Mesa

What They Do

Mold Testing

• Mold sampling

Compare Them With Others in Costa Mesa

• All 16 mold inspection and testing companies in Costa Mesa

In Their Own Words

24H Mold Inspection of Costa Mesa is a locally operated member of the 24H Mold Inspection network, providing professional mold inspection and certified mold testing services throughout Costa Mesa (ZIP codes 92626, 92627, 92628). Our inspectors use moisture detection, thermal imaging, air sampling, and surface testing to identify hidden mold and indoor air quality concerns. We provide an extensive inspection report and certified laboratory analysis to help homeowners, buyers, tenants, and property managers evaluate moisture issues, unusual odors, water intrusion, and potential mold conditions with confidence and reliable documentation.

Written by the business on its public profile. We have not verified these claims.

Before You Call 24H Mold Inspection of Costa Mesa

1. Do you also do remediation? If so, who checks your work?
2. How many air samples will you take, and will you take an outdoor control sample?

Ask for a California contractor license number and look it up with the Contractors State License Board. Also ask for proof of insurance and industry certification for the restoration crew.

They list no storefront. Ask where the business is based and whether the crew is their own.

How Their Reviews Break Down

Counts from public listings as of September 23, 2026. A handful of reviews says less than a few hundred.

Read This While You Wait

• Call a proMold Testing, When It Is Worth It and How to Read a Lab ReportWhen a mold test is worth paying for, which kind to ask for, why store kits mislead, and how to read spore counts, outdoor controls and a lab report yourself.
• DIY with careAttic Mold on Roof Sheathing, Causes and FixesWhy mold grows on attic roof sheathing, how to find the cause, the fixes that stop it for good, and how to tell a cosmetic stain from a roof that needs work.