United Water Restoration Group of Ontario

What They Do

Water DamageMoldMold TestingFire and SmokeSewageBiohazardStorm

• Water damage-related cleanup & repair
• Carpet cleaning
• Fire damage cleanup & repair
• Flood cleanup
• Flood restoration
• Mold cleaning
• Mold damage restoration
• Mold inspection
• Mold mitigation
• Mold remediation
• Sewage cleanup
• Water damage-related mold removal
• Water removal
• Basement Water Damage
• Burst Pipes
• Commercial Water Damage Restoration
• Complete Water Damage Cleanup
• Emergency Flood
• Flooded Basement
• Frozen Pipes
• Roof Leaks
• Water Damage Ceiling
• Water Dry Out
• Flood Damage
• Storm Restoration
• Water Damage Mitigation and Restoration
• Floods Home
• Appliance Leak

In Their Own Words

Your Local Water Damage, Fire Damage & Mold Remediation Experts in Ontario, California We provide restoration services to Ontario, California, and its surrounding areas. Are you in need of fire damage restoration? Want assistance with mold remediation? Seeking water damage restoration in Ontario, California? We can help! We can assist you through every step of the restoration process and help return your property, commercial or residential, back to its normal, pre-loss conditions. At United Water Restoration Group of Ontario, our technicians are certified and trained to handle any extent of damage.

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

Before You Call United Water Restoration Group of Ontario

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?
5. Do you also do remediation? If so, who checks your work?

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.

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.
• 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.
• Call a proThe First 48 Hours After a House FireWhat to do in the first two days after a house fire. Safe re-entry, utilities, insurance calls, securing the home, food, medicine and what never to clean.