Reviewed: the leading foundation-repair networks - piering, helical piles, slab jacking and crack repair compared.
Groundworks is the largest foundation repair network in the US in 2026 with consistent engineering across 30+ regional brands. Olshan is the longtime Texas leader, Ram Jack pioneered modern steel piering, Foundation Supportworks supports 100+ certified dealers, and Atlas Piers is the top Southeast specialist.
Side-by-side overview of every pro we reviewed.
| Pro | Rating | Best For | Starting Price | Repair Method | Warranty | Engineering |
|---|---|---|---|---|---|---|
#1Groundworks | 9.2/10 | National leader | From $4,000 | Push / helical / slab jack | Lifetime transferable | PE-stamped reports |
Olshan Foundation Solutions | 8.9/10 | Texas + South leader | From $4,500 | Cable Lock piers | Lifetime transferable | In-house engineers |
Ram Jack | 8.8/10 | Steel piering pioneer | From $4,800 | Steel push & helical piers | Lifetime transferable | Engineer review |
Foundation Supportworks | 8.6/10 | Engineered solutions | From $4,500 | Push, helical, PolyLevel | Up to lifetime | Engineer-designed products |
Atlas Piers | 8.4/10 | Southeast specialist | From $4,200 | Atlas Resistance Piers | Lifetime transferable | PE consultation |
Source: QuackQuack editorial · Data verified April 2026
Answers to the questions homeowners ask most before getting quotes.
Our editors apply a single methodology to every category so you can compare apples to apples.
Years in business, accreditations (BBB, NARI, manufacturer-certified), and independent customer reviews.
Quality of materials, installer training, length and transferability of labor and product warranties.
Quoted price ranges, in-house financing terms, and how transparent the company is about costs.
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