Foundation Repair Companies in Ontario, CA

Groundworks, rated 5.0 from 214 reviews, is the one name among the foundation repair companies in California shown for Ontario. The company repairs foundations and concrete for homes in Ontario, Rancho Cucamonga, Fontana and the Inland Empire, so a homeowner in any of those towns will find it here.

Foundation Repair Companies in Ontario

Companies that state foundation repair come first. Within that, the order is the Google rating weighted by the number of reviews, so a 4.8 from 300 reviews ranks above a 5.0 from 3. Paid spots are labeled: Featured above the list, Sponsored when a company has bought a best-of spot at the top of it.

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Groundworks

5.0(214 reviews on Google)

Based in Ontario · serves Rancho Cucamonga, Fontana

  • Foundation repair
  • Piers for settling
  • Crack repair
(909) 220-5664

Foundation and basement repair in Ontario: a local guide

The work is aimed at the problems homeowners notice first: foundation cracks, sagging floors and uneven slabs. Groundworks uses patented piering systems and concrete lifting for these, and it gives written warranties on the work. It also lifts sunken concrete. Free, no-obligation inspections are offered.

Ontario sits between several larger city pages. Los Angeles, Burbank, Glendale, Paramount and Huntington Beach each have their own page for readers who want to see what is offered further west.

Advertise on the Ontario page

FeaturedOntario your rating This position is open Put your business at the top of the Ontario page and in front of every foundation repair company search here. From $29 a month. Get featured

What a featured listing costs · from $29 a month

Common questions about foundation repair companies in Ontario

Who fixes sagging floors and uneven slabs in Ontario?

Groundworks does. It uses patented piering systems and concrete lifting for sagging floors and uneven slabs. It is rated 5.0 from 214 reviews.

Does a company here serve Rancho Cucamonga and Fontana too?

Groundworks serves Ontario, Rancho Cucamonga, Fontana and the Inland Empire. Homeowners in any of those towns can use this page to reach it. It is rated 5.0 from 214 reviews.

Do foundation repair companies in Ontario give written warranties?

Groundworks gives written warranties on its work. It also offers free, no-obligation inspections. Read the warranty terms before you agree to the job.

Which larger cities near Ontario have their own pages?

Los Angeles, Burbank, Glendale, Paramount and Huntington Beach each have a page. Ontario has its own because it is too far from them to share one.

Foundation Repair Companies near Ontario