Groundworks

General Contractor

(909) 220-5664

1850 South Parco Avenue Ontario, CA 91761

www.groundworks.com

Today: 4:00 AM to 8:00 PM

Groundworks is Ontario’s premier provider of foundation repair and concrete repair. Serving Ontario, Rancho Cucamonga, Fontana, and the Inland Empire, we specialize in permanent solutions for foundation cracks, sagging floors, and uneven concrete slabs. Our certified experts provide patented piering systems and concrete lifting solutions backed by written warranties. Whether you’re dealing with structural settlement or trip hazards on your property, we offer free, no-obligation inspections to protect your home. Trust the local San Bernardino pros to stabilize your foundation—schedule your free estimate today!

Call To Schedule A Free Inspection Or Book Online!

Hours of Operation

Mon 4:00 AM to 8:00 PM
Tue 4:00 AM to 8:00 PM
Wed 4:00 AM to 8:00 PM
Thu 4:00 AM to 8:00 PM
Fri 4:00 AM to 8:00 PM
Sat 5:00 AM to 8:00 PM
Sun 7:00 AM to 8:00 PM

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