OneFix

What They Do

Water DamageMold

• Child Custody Case
• Computer Forensics
• Corporate Investigation
• Cyber Crime
• Cyber Harassment
• Cyber Security
• Digital Evidence
• Digital Forensics
• Digital Investigation
• Divorce And Family Law Cases
• Forensics Investigators
• Harassment Investigations
• Infidelity Investigations
• Missing Person
• Personal Case
• Private Investigations
• Spyware Detection

In Their Own Words

Located in San Mateo, CA, OneFix Water Damage Restoration specializes in fast, reliable water damage repair, flood cleanup, and mold remediation. Trust our 24/7 emergency services to restore your property efficiently.

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

Before You Call OneFix

1. Do you take moisture readings every day and will you give me the drying log?
2. Are your technicians certified in water damage restoration?
3. Where do you think the moisture is coming from, and who fixes it?
4. Will you set up containment and negative air, and how will you protect the rest of the home?

Ask for the company’s 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 technicians doing the drying or mold work.

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

• DIY with careWhat to Do in the First 24 Hours After Water DamageAn hour by hour plan for the first day after water damage. Make it safe, stop the source, document, remove water and start drying before mold can start.
• DIY with careSafe DIY Mold Cleanup for Areas Under 10 Square FeetA step by step method to clean up mold under 10 square feet safely, with the gear to buy, what to throw away, why bleach is not the default, and when to stop.
• DIY friendlyWasher, Dishwasher, Fridge and Toilet Supply Line LeaksHow washer hoses, dishwasher lines, ice maker tubing and toilet supply lines fail, how to clean up each kind of leak, and how to replace a line 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.