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Riverside and San Bernardino

Water Damage, Mold and Restoration Companies in Ontario, CA

Ontario, CA has 16 restoration and remediation companies in our listings, 6 list themselves as open 24 hours and the most reviewed is United Water Restoration Group of Ontario with 80 reviews.

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All 16 Companies in Ontario

Sorted by distance from the middle of Ontario by default. Use the buttons to sort by reviews or filter by service.

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  1. 1

    SERVPRO of Northwest Ontario24/7

    Service area business · Ontario 0.4 mi

    4.8 from 33 public reviews

    Water DamageMoldFire and SmokeSewageBiohazard

    (909) 490-5350Details
  2. 2

    United Water Restoration Group of Ontario24/7

    2125 S Hellman Ave #G · Ontario 1.0 mi

    4.9 from 80 public reviews

    Water DamageMoldMold TestingFire and SmokeSewage

    (909) 500-1195Details
  3. 3

    Simple, Inc.24/7

    2131 S Hellman Ave Ste b · Ontario 1.0 mi

    5.0 from 13 public reviews

    Water DamageMoldFire and SmokeStormOdor

    (866) 391-0541Details
  4. 4

    Performance One Restoration

    Service area business · Ontario 1.1 mi

    1.0 from 1 public review

    Water Damage

    (909) 257-1909Details
  5. 5

    Avalon

    1719 S Grove Ave # A · Ontario 1.5 mi

    4.0 from 4 public reviews

    Water DamageMoldMold TestingFire and Smoke

    (909) 930-9711Details
  6. 6

    Quick Water Restoration Damage Services

    3281 E Guasti Rd · Ontario 1.6 mi

    5.0 from 13 public reviews

    Water DamageMoldFire and Smoke

    (909) 404-8469Details
  7. 7

    SERVPRO of Northeast Ontario/Kaiser24/7

    2910 S Archibald Ave Ste A-346 · Ontario 2.1 mi

    1.0 from 2 public reviews

    Water DamageMoldFire and SmokeSewageBiohazard

    (909) 390-0238Details
  8. 8

    Inland Contractors, Inc.

    1115 S Milliken Ave Ste. D · Ontario 2.4 mi

    4.6 from 9 public reviews

    MoldAsbestosLead Paint

    (951) 276-0600Details
  9. 9

    EFI Global Inc

    4355 E Lowell St Ste A · Ontario 2.5 mi

    No public reviews yet

    MoldMold Testing

    (909) 390-1253Details
  10. 10

    Dry Masters

    112 S Euclid Ave Ste 219 · Ontario 3.0 mi

    5.0 from 26 public reviews

    Water DamageMoldMold Testing

    (909) 707-5418Details
  11. 11

    Xact Construction USA Inc

    633 W State St Unit E · Ontario 3.4 mi

    3.0 from 4 public reviews

    Water DamageFire and Smoke

    (844) 922-8266Details
  12. 12

    Beavers Plumbing & Rooter

    557 W D St · Ontario 3.5 mi

    5.0 from 10 public reviews

    Water Damage

    (909) 949-0529Details
  13. 13

    Rytech Restoration of Ontario

    Service area business · Ontario 3.6 mi

    5.0 from 1 public review

    Water DamageMoldMold TestingFire and SmokeSewage

    (909) 529-2909Details
  14. 14

    Water Ontario

    910 W Phillips St · Ontario 3.7 mi

    4.1 from 17 public reviews

    Water DamageMoldMold TestingFire and Smoke

    (949) 528-8047Details
  15. 15

    Luba Inc24/7

    1665 S Palmetto Ave · Ontario 3.8 mi

    5.0 from 3 public reviews

    Water DamageFire and SmokeOdor

    (909) 280-7702Details
  16. 16

    Water Damage Ontario24/7

    1800 S Vintage Ave · Ontario 3.9 mi

    No public reviews yet

    Water DamageMoldMold TestingFire and SmokeSewage

    (909) 503-4597Details

The West End From Ontario to Chino Hills

Many homes here are newer, with water heaters and air handlers in garages and attics. Check drain pans and supply lines once a year. Older homes built before 1978 may have lead paint, so avoid dry sanding during repairs.

Questions People Ask

How many water damage and mold companies serve Ontario?
We list 16 companies in Ontario, CA. 3 of them work from a service area without a public storefront.
Which water damage and mold companies in Ontario are open 24 hours?
6 list themselves as open around the clock, including United Water Restoration Group of Ontario, SERVPRO of Northwest Ontario and Simple, Inc.. Hours are self reported, so call to confirm someone answers at night.
Who has the best reviews in Ontario?
Among companies with at least 20 public reviews, the highest rated are Dry Masters (5.0 from 26), United Water Restoration Group of Ontario (4.9 from 80) and SERVPRO of Northwest Ontario (4.8 from 33). A high rating from a small number of reviews is weaker evidence than a slightly lower rating from hundreds.
What should I do before a company arrives in Ontario?
Stop the source if you safely can, shut off power to wet areas at the panel only if you are standing somewhere dry, photograph everything, and move valuables out of the water. Our step by step guide covers the first hours in detail.

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