24H Mold Inspection of Porter Ranch

What They Do

Mold Testing

• 11th month warranty inspections
• Annual maintenance checkup
• Indoor allergen sampling
• Mold sampling
• Multi-unit inspections
• New construction inspections
• Pre-listing inspections

Compare Them With Others in Northridge

• All 8 mold inspection and testing companies in Northridge

In Their Own Words

24H Mold Inspection of Porter Ranch proudly serves the community as a local branch of the 24H Mold Inspection network, providing professional mold inspection and certified mold testing services for homes, apartments, offices, and commercial properties throughout Porter Ranch and the northern San Fernando Valley. Our certified inspectors perform detailed visual inspections, moisture detection, air sampling, and surface testing to identify hidden mold and indoor air quality concerns. Whether you’ve experienced water damage, notice musty odors, or need testing for a real estate transaction, we deliver clear reports and fast laboratory results with reliable documentation you can trust.

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

Before You Call 24H Mold Inspection of Porter Ranch

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?

California requires a state contractor license for most repair jobs over $1,000. Ask for the number and check it with the Contractors State License Board.

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.