Built Strong Foundation.

Leading Foundation Experts in SoCal for Over 27 Years.

Built Strong Construction is a leader in the Southern California area with over a decade of experience in earthquake retrofitting & foundation repair. We are a family-owned and operated business with over 26 years of experience in house earthquake retrofitting, foundation repair, house leveling, floor leveling, retaining walls, and bracing walls, providing complete protection for your family.

Free Homeowner Estimate
Competitive Pricing
Thorough Visual Inspection
Many Years of Experience
Great Customer Service
Licensed & Insured
0% Financing Available
Lifetime Warranty

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Having Foundation Problems? Call Now For A Free Inspection

Foundation Repair

Is your foundation sinking or cracking?

If you don't act now the problem will get worse, and in some cases hazardous to you and your family. We have the experience to solve any issue.

Homeowner Inspections

For residential, commercial, & investors

With over 27 years of exp. in Southern California, we offer a complete inspection to your property, done by certified inspectors.

Earthquake Retrofitting

Your safety is our priority.

Complete earthquake retrofitting for your home. For extra safety, insurance purposes, or both, our experts are here to help.

We Are Here to Start Your Project!

If you're experiencing settling foundations, cracks in drywall, sagging floor joists, a sinking slab or cracked slab or if the building is on unsuitable foundation soils, we have the solution to your problem. Don't wait, call now.

Frequently Asked Questions

As a leading foundation repair company in Southern California, we often get calls and emails with questions from concerned homeowners just like you. Here are some of the more frequent ones. If you have any other questions, we are available 24/7 at 877-236-7903

  • How do I know if I need foundation repair or replacement?
  • Cracks in foundations, basements, slabs or concrete, cracks in cricks, chimney leaning or cracking, drywall cracking, settling foundations, sticking doors or windows, gapping in window or door frames, cracks in plaster or home interior walls , leaning walls and uneven floors.
  • How do I know if I need retrofitting?
  • Earthquake hesitant areas are in most need of foundational retrofitting. In California this includes any cities on or neighboring the San Andreas fault-line which runs along California’s coastline, particularly Los Angeles and San Francisco. Structures built before 1985 are also notably in need of up-to-date retrofitting as their original bolting is weak and does not stand against modern retrofitting technology.
  • Do I need a permit?
  • Permit requirements are dependent on the harshness of the project and in which city the updates are to be performed. However, in most California jurisdictions, primary Building Codes state: no structure can be altered, repaired, or updated without individual permits for each building which has to be first initially completed by an authorized building official.
  • Whats a typical project duration?
  • 1-2 days, up to 3 if a city permit is necessary.
  • How do I know if my home has a leveling issue?
  • If your home is experiencing cracks in either the walls or slab or doors and windows not shutting easily or properly.
  • If my home is a raised foundation, can I still have Helical Piers installed?
  • Yes, absolutely. Helical Piers may be applied to any type of foundation, slab or raised and will resolve leveling issues.
  • How do I know if my home needs Waterproofing?
  • If your home has leaks in either floors and foundation, or walls, your home can benefit from waterproofing which will ensure an airtight structure preventing any further water damage..
  • What are indicators of water damage?
  • Your crawl space may have a lingering damp smell. If you have Termites or mold in any part of your home. If your home has any visible leaks

Can't see your question listed? Call us and get immediate answers 877-236-7903

We Will Beat Any Quote!

We know what you're thinking, but this is more than just another fluffy guarantee! We love our customers, and we want to offer the absolute best in service, price and overall satisfaction. Got another quote? Call us & experience the difference yourself.


From Our Blog

In our blog you will find different articles about foundation repairs, new techniques, things to avoid, and general information that has to do with the four walls you spend most of your time in. Visit here often for the latest news & updates.

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